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250 Sheet Tray - Center Frame Assembly

HP Color LaserJet 2840 250 Sheet Tray - Center Frame Assembly

Pic No.Parts IDParts NameLink
1RB3-0166-000CNBottom inner cover (Black) plastic - One covers the paper feed sensor in the center and the other covers sensor wires toward the right side - Mounts on the bottom of the center frame assembly of the 250-sheet input tray assembly (two used)Find 1
2RS7-0430-000CN26 tooth gear - White gear with 1/8th portion of gear cut away and pin for spring tensioning - Mounts on the end of the paper pickup roller in the base on the 250-sheet input tray assemblyFind 2
3RS6-2760-000CNCompression spring - Provides pressure for the pressure rollers on the center frame assembly (two used) - For the base on the 250-sheet input tray assemblyFind 3
4RS5-1636-000CNShaft bushing - Mounts on the gear end of the feed roller shaft in the base on the 250-sheet input tray assemblyFind 4
5RB1-2190-000CNPickup roller spring hook - Clips on the pin of the drive gear for the pickup roller and hooks the tensioning spring - For the base on the 250-sheet input tray assemblyFind 5
6RB9-0843-000CNTorsion spring - Provides a small amount of back pressure for the paper sensor flag - For the base on the 250-sheet input tray assemblyFind 6
7WG8-5593-000CNSensor PC board - Small board with flag activated photosensor - (PS718) Detects paper from the multipurpose input tray, mounts on the right side of the front frame assembly - (PS720) Front of page sensor for the fusing assembly, mounts on the underside ofFind 7
8RB9-0834-000CNShaft bushing/retainer - Right side pickup roller support bushing - Mounts on and retains the right end of the pickup roller shaft - For the base on the 250-sheet input tray assemblyFind 8
9RB9-0835-000CNShaft bushing/retainer - Left side pickup roller support bushing - Mounts on and retains the left end of the pickup roller shaft - For the base on the 250-sheet input tray assemblyFind 9
10RS5-1638-000CNBushing - For the registration roller gear drive shaft on the right side of the front frame assembly, and the left side of the feed roller in the 250-sheet paper input tray assemblyFind 10
11RB3-0129-020CNFeed roller assembly - Includes the metal shaft and two small rubber rollers - Feeds paper from the paper cassette (or tray three below) into the printer - Mounts on the top of the center frame in the base on the 250-sheet input tray assemblyFind 11
12RB3-0130-000CNShaft mounted sensor flag (black plastic) - For the paper out sensor - Mounts on the paper pickup roller drive shaft - For the base on the 250-sheet input tray assemblyFind 12
13RB3-0132-000CNMechanical sensor flag (black plastic) - For the paper feed sensor - Mounts on top of the center frame assembly - For the base on the 250-sheet input tray assemblyFind 13
14RB3-0136-020CNSolenoid cover/magnetic shield - Mounts on the right end of the center frame assembly (over the pickup solenoid) - For the base on the 250-sheet input tray assemblyFind 14
15RB3-0137-000CNGrounding plate - Grounds the paper feed roller - Mounts towards the right end of the center frame assembly - For the base on the 250-sheet input tray assemblyFind 15
16RB3-0161-000CNPaper pickup roller assembly - Includes the |D| shaped rubber roller on a plastic shaft - Mounts in the lower center of the center frame assembly - For the base on the 250-sheet input tray assemblyFind 16
17RF5-4035-000CNPressure roller and arm assembly - Includes the small white roller, the holding arm, and roller scraper - Rolls against the rubber feed rollers (two used) - For the base on the 250-sheet input tray assemblyFind 17
18RG5-7138-000CNCable assembly - From sensor (PS717) (which senses paper feeding from optional tray 3) to the small interconnecting PC board on the right side frame/cover assembly - For the base on the 250-sheet input tray assemblyFind 18
19XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 19

250 Sheet Tray - External Covers

HP Color LaserJet 2840 250 Sheet Tray - External Covers

Pic No.Parts IDParts NameLink
1RG5-7635-000CN250-sheet paper cassette tray assembly (complete) - Pull out cassette that the paper is loaded into - Does NOT include the paper feed base assemblyFind 1
2RG5-7634-000CNRight side support frame/cover assembly - Includes the frame/cover, printer interface connector, cable, feed drive PC board, and snap-on lid - For the base on the 250-sheet input tray assemblyFind 2
3RB3-1168-000CNLeft side support frame/cover assembly - For the base on the 250-sheet input tray assemblyFind 3
4RB3-0108-020CNMetal support cross-brace - Mounts on the top rear of the left and right support frame/cover assemblies - For the base on the 250-sheet input tray assemblyFind 4
5RB3-0282-000CNInner cover - Covers the small interconnecting PC board - Mounts on top of the right side support frame/cover assemly on the base of the 250-sheet feeder assemblyFind 5
6RB3-0283-000CNInner cover - Covers the bottom of the connector that interconnects the input tray base to the printer - Mounts on the bottom of the right side support frame/cover assembly for the base of the 250-sheet tray assemblyFind 6
7RB2-6297-000CNRubber foot - Square self-adhesive rubber foot - Attaches to the rear of the middle frame assembly (two used)Find 7
8XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 8

250 Sheet Tray - Paper Cassette Tray

HP Color LaserJet 2840 250 Sheet Tray - Paper Cassette Tray

Pic No.Parts IDParts NameLink
1RB3-1170-000CNFront cover - Mounts on the front of the cassette assembly for the 250-sheet input tray assemblyFind 1
2RG5-7639-000CN250-sheet cassette tray main body assembly - Includes the main structure frame, paper stops, lift plate, springs, and the separation pad assembly - Does NOT include the plastic front cover - For the cassette on the 250-sheet input tray assemblyFind 2
3RF5-4258-020CNSeparation pad assembly - Includes the gray plastic frame with the rubber insert strip - For the cassette on the 250-sheet and 500-sheet input tray assemblies - Mounts in the paper cassette tray assemblyFind 3
4RL1-0171-000CNPad holder - Separation pad holder on front of tray -Find 4
5RS6-2769-000CNCompression spring - Large spring that provides upward pressure on the paper lift plate in the cassette assembly in the 250-sheet input tray assemblyFind 5
6RG5-7635-000CN250-sheet paper cassette tray assembly (complete) - Pull out cassette that the paper is loaded into - Does NOT include the paper feed base assemblyFind 6

250 Sheet Tray - Right Side Frame / Cover Assembly

HP Color LaserJet 2840 250 Sheet Tray - Right Side Frame / Cover Assembly

Pic No.Parts IDParts NameLink
1RG5-7617-000CNInterconnecting feed drive PC board - Mounts in the right side support frame/cover assembly of the 250-sheet input tray assemblyFind 1
2RG5-7433-000CNCable assembly - Connects between the Interconnecting feed drive PC board and the printer connector - Mounts in the right side support frame/cover assembly of the 250-sheet input tray assemblyFind 2
3WS1-6337-000CNDual connector - Houses both a 8-pin and 6-pin connector - Interconnects the printer with the 250-sheet tray assembly - Mounts in the right side support frame/cover assemblyFind 3
4RG5-7634-000CNRight side support frame/cover assembly - Includes the frame/cover, printer interface connector, cable, feed drive PC board, and snap-on lid - For the base on the 250-sheet input tray assemblyFind 4

Automatic Document Feeder (ADF) and Scanner Assembly

HP Color LaserJet 2840 Automatic Document Feeder (ADF) and Scanner Assembly

Pic No.Parts IDParts NameLink
1Q3948-60189Automatic document feeder (ADF) and flatbed scanner lid - Includes the lid, and the ADF feed mechanism - Does not include ADF input tray - Mounts on top of the scanner assemblyFind 1
1Q3948-67903ADF pick roller assembly - Includes two rollers in a bracket assembly - Moves the first few top pages of the input stack where the top page is picked off and feed to the pre-scan drive rollers - Mounts in the middle of the ADF assemblyFind 1
2Q3948-60191Flatbed scanner assembly - Does NOT include the ADF assembly - Mounts to the top of the printerFind 2
3Q3948-60214Paper input tray for the ADF assembly - Includes the plastic try and width adjustment side railsFind 3
4Q3948-40007ADF cover assembly (ONLY) - Covers the paper pickup and feed mechanism - Mounts on the left end of the ADF and flatbed scanner lid assemblyFind 4
5C7296-00014ADF glass window (ONLY) - Small glass window that mounts on the left end of the scanner assembly - Used when scanning documents from the ADF assemblyFind 5
6Q1636-40037ADF glass retainer (C-shaped plastic frame) - Holds the ADF glass in place - Mounts on the left end of the flatbed scanner assemblyFind 6
7Q3948-60111Control panel assembly - Includes alphanumeric, menu, cancel, scan, and copy buttons and the display - Does NOT include the bezel - Mounts on the front deck of the scanner assemblyFind 7
7Q3949-60134Control panel assembly - Includes alphanumeric, menu, cancel, scan, copy, and fax buttons and the display - Does NOT include the bezel - Mounts on the front deck of the scanner assemblyFind 7
8Q3950-60101Control panel bezel - Rectangular plastic piece with cutouts for the control function keys and display (English) - Mounts on the front deck of the scanner assemblyFind 8
8Q3950-60124Control panel bezel - Rectangular plastic piece with cutouts for the control function keys and display (Thai) - Mounts on the front deck of the scanner assemblyFind 8

External Covers

HP Color LaserJet 2840 External Covers

Pic No.Parts IDParts NameLink
1RB3-1130-000CNUpper rear cover assembly - Also guides the paper from the fusing assembly to the top output (face down) tray - Mounts on the upper rear of the printer mechanismFind 1
2Q3948-67909Right link mount kit - Includes the|L| shaped plastic piece that has a recess for the printer-to-scanner link and scanner hinge, and the scanner release lift spring - Mounts on the upper rear right side of the print mechanismFind 2
2RS6-2772-000CNTorsion spring - Mounts on the right link mount of the printer - Provides upward presure to help lift up the scanner assembly when the scanner is unlatchedFind 2
3RB3-0089-030CNTop cover rack arm (Black) - Plastic arm with teeth on bottom edge - Disengages the imaging drum/transfer assembly drive cams when the top door is open - Mounts on the lower right side of the cartridge access doorFind 3
4RF5-4055-000CNCartridge access door (ONLY) - Provides access to the toner cartridges and imaging drum/transfer assembly cartridge - Does NOT include the upper front cover - Mounts to the top rear coverFind 4
5RB3-1136-000CNFace-down paper output cover (|L| shaped plastic) - Serves as the rear of the tray for the face-down output on top of the printer - Mounts under the top rear cover assemblyFind 5
6RB3-1138-000CNMemory access door - Provides access for changing or adding DIMM memory modules to the printer - Mounts to the right side coverFind 6
7RG5-7645-000CNLeft scanner link assembly - Spring loaded arm - Connects between the top of the printer and the bottom of the scanner - Allows for limited tilting of the scanner assembly for toner cartridges and image drum/transfer assembly cartridge accessFind 7
8Q3948-67911Power switch rod kit - Includes the power switch push rod, compression spring, and mount retainer - Mounts on the inside of the left cover assemblyFind 8
8RS6-2771-000CNCompression spring - Provides tension for the power switch button - Mounts on the left side coverFind 8
9Q3948-67911Power switch rod kit - Includes the power switch push rod, compression spring, and mount retainer - Mounts on the inside of the left cover assemblyFind 9
9RB3-1145-000CNPower switch rod - Goes between the power button and the power switch on the low voltage power supply board - Mounts on the left side coverFind 9
10RB3-1128-000CNLeft side cover (ONLY) - Does NOT include the vent cover or power switch button - Mounts on the left side of the printerFind 10
11RB3-1139-000CNVent cover - Rectangular plastic cover with molded-in ventilation louvers - Mounts on the left side coverFind 11
12Q3948-67911Power switch rod kit - Includes the power switch push rod, compression spring, and mount retainer - Mounts on the inside of the left cover assemblyFind 12
12RB3-1146-000CNMount retainer - Holds the spring loaded power switch rod on the left side coverFind 12
13XA9-1500-000CNM3 pan-head Phillips screw with flat washer - 8mm long - Used to secure the fusing connector holder to the base pan assembly and the fusing assembly upper cover to the structureFind 13
14RB3-1126-000CNUpper left cover - Small cover that is part of the inner side wall in the cartridge access area and provides support for the exterior left side coverFind 14
15RB3-1131-000CNLeft rear cover - |U| shaped cover that mounts on the under-side of the extension for the left scanner hingeFind 15
16RB3-1132-000CNRight rear cover - |U| shaped cover that mounts on the under-side of the extension for the right scanner hinge - Covers the scanner interconnection cablesFind 16
17RB3-1137-000CNI/O cover - Rectangular plastic cover with a recessed cutout for the interface connectors - Mounts on the right rear of the printerFind 17
18RB3-1147-000CNRear foot - Helps in printer stability when the scanner has been lifted up - Also forms a recess for the alignment peg on the optional paper tray - Mounts on the rear of the printer below the I/O coverFind 18
19RB3-1154-000CNLeft link mount - Rectangular plastic piece that has a recess for the printer-to-scanner link and includes the bottom half of the scanner hinge - Mounts on the upper rear left side of the print mechanismFind 19
20Q3948-67909Right link mount kit - Includes the|L| shaped plastic piece that has a recess for the printer-to-scanner link and scanner hinge, and the scanner release lift spring - Mounts on the upper rear right side of the print mechanismFind 20
20RB3-1158-000CNRight link mount - |L| shaped plastic piece that has a recess for the printer-to-scanner link and includes the bottom half of the scanner hinge - Mounts on the upper rear right side of the print mechanismFind 20
21RB3-1125-000CNUpper front cover - Rectangular plastic piece with recess for the printer logo - Mounts to the cartridge access cover assemblyFind 21
22RB3-1083-000CNFace-down paper exit arm - Helps to prevent paper re-entering the printer and paper curl - Mounts on the right side of the top cover output trayFind 22
23RG5-7630-000CNRight scanner link assembly - Spring loaded arm - Connects between the top of the printer and the bottom of the scanner - Allows for limited tilting of the scanner assembly for toner cartridges and image drum/transfer assembly cartridge accessFind 23
24XB4-5300-809CNM3 pan-head phillips screw with plastite threads - 8mm long - Used to secure the power button mount to the left side coverFind 24
25XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 25

External Covers (Assemblies)

HP Color LaserJet 2840 External Covers (Assemblies)

Pic No.Parts IDParts NameLink
1RG5-7597-000CNTop cover assembly - Includes the rear cover with molded-in face-down output tray and the lift-up toner cartridge / imaging drum and transfer assembly cartridge access door - Does NOT include the upper front cover - Mounts to the top of the printerFind 1
2RG5-7599-000CNRight side cover assembly - Includes the right side cover, DIMM memory access door, and the formatter grounding plateFind 2
3RG5-7598-000CNLeft side cover assembly - Includes the main cover, vent cover, power switch button, rod and spring (The power switch is located on the low voltage power supply board)Find 3

Front Frame Assembly

HP Color LaserJet 2840 Front Frame Assembly

Pic No.Parts IDParts NameLink
1RB2-9952-000CNTray 1 flag spring - Provides torsion for the tray 1 paper sensor flag - Mounts in the lower portion of the front frame assemblyFind 1
2RB9-0890-000CNTray hinge - |L| shaped plastic arm - For the right side of the multipurpose front input tray (tray 1) - Mounts in the lower portion of the front frame assemblyFind 2
3RB9-0889-000CNTray hinge - |L| shaped plastic arm - For the left side of the multi-purpose front input tray (tray 1) - Mounts in the lower portion of the front frame assemblyFind 3
4RB2-3043-000CNLeft roller bushing - Acts as the bearing and retainer for the left end of the paper pickup roller assembly (tray 1) - Mounts on the left side of the front frame assemblyFind 4
5RB2-3044-000CNRight roller bushing - Acts as the bearing and retainer for the right end of the paper pickup roller assembly (tray 1) - Mounts on the right side of the front frame assemblyFind 5
6RB2-6248-000CNDamper assembly (Gray plastic piece with small 13-tooth gear on it) - Helps to reduce clunking when the paper pickup roller is engaged - Engages the paper pickup roller - Mounts on the right side of the front frame assemblyFind 6
7Q3948-67914Internal cover kit - Includes the curved plastic cover (with recessed area for grasping the handle on the imaging drum/transfer assembly) and the cartridge removal label - Mounts towards the front of the printer just above multipurpose tray (tray 1)Find 7
7RB3-1134-000CNInternal cover (ONLY) - Curved plastic piece with recessed area for grasping the handle on the imaging drum/transfer assembly - Mounts towards the front of the printer just above the multipurpose trayFind 7
8RB3-1135-000CNLower front cover - Rectangular plastic strip - Mounts just below the multipurpose input tray on the front of the printerFind 8
9RB3-0104-000CNRoller cover - Covers the multipurpose paper pickup roller assembly - Mounts on the lower front of the front frame assemblyFind 9
10RB3-0111-000CNPaper flag - Plastic rod with paper sensing flag on one end and sensor activator flag on the other - Senses paper coming from the multi-purpose front input tray (tray 1)Find 10
11RG5-7624-000CNCable assembly (two 3-pin connectors) - Connects between the waste toner sensor PC board (J61) and the DC controller board (J108)Find 11
12RB3-0120-020CNSolenoid cover (Steel) - For magnetic wave sheilding - Mounts over the solenoid on the right side of the front frame assemblyFind 12
13RB3-0121-000CNRight retaining spring - Helps to secure and ground the imaging drum/transfer assembly in the printer - Mounts on the upper right side of the front frame assemblyFind 13
14RB3-0122-000CNLeft retaining spring - Helps to secure the imaging drum/transfer assembly in the printer - Mounts on the upper left side of the front frame assemblyFind 14
15RB3-0135-000CNTest print flag (Black lever) - Used to activate the print engine test switch - Mounts in a metal holder in the upper left of the front frame assemblyFind 15
16RH7-5383-000CNSolenoid assembly - (SL92) Lever on the solenoid disengages the stop on the drive gear on the paper pickup roller for the multipurpose input tray (tray 1) - (SL92) Lever on the solenoid disengages the stop on the drive gear on the paper pickup roller forFind 16
17Q3948-67907Paper pickup roller replacement kit - Includes the pickup roller (|D| shaped roller), separation pad, and illustrated instructions - Picks paper from the multipurpose front input tray (tray 1) - Mounts in the lower portion of the frame assemblyFind 17
17RF5-4012-000CNSeparation pad assembly - Includes the separation pad, holder and spring - Mounts below the multipurpose front input (Tray 1) pickup roller assemblyFind 17
18RS6-2030-000CNTension spring - Provides support tension for the multipurpose front input tray guide assembly (two used)Find 18
19RS7-0418-000CN26 tooth gear (Black plastic) - Has 1/8th portion of gear cut away - Mounts on the end of the paper pickup roller for the multipurpose input tray (Tray 1)Find 19
20Q3948-67928Front frame gear kit - Includes the 20 tooth/40 tooth dual gear, 26 tooth gear, metal plate with two gears assembly and the bushing for the paper pickup clutch gear shaft - All mount on the right side of the front frame assembly -Find 20
20RS7-0424-000CNDual gear - 20 tooth / 40 tooth - Mounts between the right side of the front frame assembly and the paper pickup gear plate assemblyFind 20
21RS7-0426-000CNDual gear - 26 tooth / 50 tooth (White plastic) - Part of the drive gears for the registration roller - Mounts on inside of the front frame assembly on the right sideFind 21
22Q3948-67928Front frame gear kit - Includes the 20 tooth/40 tooth dual gear, 26 tooth gear, metal plate with two gears assembly and the bushing for the paper pickup clutch gear shaft - All mount on the right side of the front frame assembly -Find 22
22RS7-0429-000CN26 tooth gear (White plastic) - Has recess for shaft drive pin - Paper pickup clutch drive gear - Mounts between the right side of the front fame assembly and the paper pickup gear plate assemblyFind 22
23WG8-5593-000CNSensor PC board - Small board with flag activated photosensor - (PS718) Detects paper from the multipurpose input tray, mounts on the right side of the front frame assembly - (PS720) Front of page sensor for the fusing assembly, mounts on the underside ofFind 23
24XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 24
25RG5-7601-000CNMultipurpose front input tray assembly (tray 1) - Includes the front cover piece, pull-out paper support, and the flip-out extender - Mounts on front of printer (on the front frame assembly)Find 25
26Q3948-67928Front frame gear kit - Includes the 20 tooth/40 tooth dual gear, 26 tooth gear, metal plate with two gears assembly and the bushing for the paper pickup clutch gear shaft - All mount on the right side of the front frame assembly -Find 26
26RG5-6938-030CNGear assembly - Metal plate with two white plastic gears attachedFind 26
27RG5-7584-000CNPaper guide assembly - Paper width adjustable guide assembly for the multipurpose front input tray (tray 1) - Mounts with the two hinges on the lower portion of the front frame assemblyFind 27
28Q3948-67907Paper pickup roller replacement kit - Includes the pickup roller (|D| shaped roller), separation pad, and illustrated instructions - Picks paper from the multipurpose front input tray (tray 1) - Mounts in the lower portion of the frame assemblyFind 28
28Q3948-67912Paper pickup roller kit - Includes the |D| shaped the paper pickup roller assembly and the separation pad assembly - For the multipurpose front input tray (tray 1)Find 28
28RB3-0160-000CNPaper pickup roller (|D| shaped) - Mounts on the paper pickup roller assembly for the multipurpose front input tray (tray 1)Find 28
28RG5-6952-020CNPaper pickup roller assembly - Includes the shaft, guide assembly cams, the D-shaped roller, and roller retainers - Picks paper from the multipurpose front input tray (tray 1) - Mounts in the lower portion of the front frame assemblyFind 28
29WT2-5700-000CNCable clamp - White plastic clamp with mounting pin - Mounts on the upper right side of the front frame assembly, the lower left side of the middle frame assembly, and the lower middle of the fusing assembly (three used)Find 29
30RG5-7131-000CNE-label reader (contact board only) - Connects the cartridge non-volitale memory to the DC controller board - Mounts to the top left on the front frame assemblyFind 30
31WT2-5056-000CNCable clip - |C| shaped White plastic - Mounts in the opening on the cover for the paper pickup solenoidFind 31
32RS7-0425-000CN30 tooth gear (White plastic) - Part of the drive gears for the registration roller - Mounts on inside of the front frame assembly on the right sideFind 32
33Q3948-67928Front frame gear kit - Includes the 20 tooth/40 tooth dual gear, 26 tooth gear, metal plate with two gears assembly and the bushing for the paper pickup clutch gear shaft - All mount on the right side of the front frame assembly -Find 33
33RS5-1635-000CNShaft bushing - For the paper pickup clutch gear shaft - Mounts on the plate of the multipurpose paper pickup gear assemblyFind 33
34RF5-4047-000CNLight blocking pad assembly - Black plastic frame with soft rubber gasket and stiff conductive Mylar piece (grounded) - Mounts to the top center of the front frame assemblyFind 34
35RB2-9954-000CNLeft paper feed guide (small Black plastic arm) - Mounts to the left of the separation pad assembly on the lower front frame assemblyFind 35
36Q3948-67914Internal cover kit - Includes the curved plastic cover (with recessed area for grasping the handle on the imaging drum/transfer assembly) and the cartridge removal label - Mounts towards the front of the printer just above multipurpose tray (tray 1)Find 36
36RS6-8687-000CNLabel - Illustrates the imaging drum/transfer assembly cartridge removal procedure - Mounts on the upper internal coverFind 36
37RB2-9955-000CNRight paper feed guide (small Black plastic arm) - Mounts to the right of the separation pad assembly on the lower front frameFind 37
38RS5-1638-000CNBushing - For the registration roller gear drive shaft on the right side of the front frame assembly, and the left side of the feed roller in the 250-sheet paper input tray assemblyFind 38
39XD2-1100-502CNE-ring clip - Secures the dual gear to the drive shaft which drives the registration roller - Located on the inside of the front frame assemblyFind 39

Fusing Assembly

HP Color LaserJet 2840 Fusing Assembly

Pic No.Parts IDParts NameLink
1RB3-1026-000CNBushing - Plastic |U| shaped bushing - Mounts on the right end of the pressure roller in the fusing assemblyFind 1
2RB3-1027-000CNBushing - Flanged plastic bushing - Mounts on the left end of the pressure roller in the fusing assemblyFind 2
3RB3-0178-000CNRight side lock release lever - Part of locking system used to secure the fusing assembly in the printerFind 3
4RB3-0179-000CNLeft side lock release lever - Part of locking system used to secure the fusing assembly in the printerFind 4
5RB3-0180-000CNPaper inlet guide - Small ribbed plastic piece - Mounts on the lower front of the fusing assemblyFind 5
6RB3-1024-000CNPressure plate - Small steel channel shaped plate - Spring loaded plate that provides upward force on the pressure roller (two used)Find 6
7RU5-8125-000CN|Caution: High temperature| label - Mounts in a recess on the upper cover of the fusing assemblyFind 7
8RB3-1034-000CNPressure roller assembly - Hard rubber roller on a metal drive shaft - Lower roller in the fusing assemblyFind 8
9XA9-1500-000CNM3 pan-head Phillips screw with flat washer - 8mm long - Used to secure the fusing connector holder to the base pan assembly and the fusing assembly upper cover to the structureFind 9
10RF5-4060-000CNBase plate - Bottom support plate for the fusing assemblyFind 10
11RB3-1025-000CNCompression spring - Provides upward force on the pressure roller - Mounts between the two guide plates and the fuser support frame assembly (two used)Find 11
12RS7-0580-000CN30 tooth gear - Main drive gear for the fusing assembly - Mounts on the end of the pressure roller drive shaftFind 12
13WT2-5700-000CNCable clamp - White plastic clamp with mounting pin - Mounts on the upper right side of the front frame assembly, the lower left side of the middle frame assembly, and the lower middle of the fusing assembly (three used)Find 13
14RG5-7162-030CNFusing film assembly (for 110VAC to 127VAC operation) - Includes the heater assembly and the fusing film tubeFind 14
14RG5-7163-030CNFusing film assembly (for 220VAC to 240VAC operation) - Includes the heater assembly and the fusing film tubeFind 14
15RB2-9950-000CNPinch-roller - Small roller mounted on a shaft - Rolls against the paper delivery roller in the fusing assembly - Snaps in molded-in holders on the separation upper guide assembly (two used)Find 15
16RG5-7576-000CNSeparation upper guide assembly - Ribbed plastic channel with pivot pins on each end and two pinch rollers for the paper delivery roller - Mounts just behind the pressure roller in the fusing assemblyFind 16
17RB3-1166-000CNRight pressure release lever - To release pressure between the pressure roller and the heater assembly to clear paper jams - Mounts on the right side of the fuser support frame assemblyFind 17
18RB3-1140-010CNRear cover / face-up output tray - When opened, routes printed pages to this cover/tray for face-up output -Find 18
19RG5-7604-010CNRear cover/face-up output tray assembly - Includes the tray/cover and the lower fusing assembly cover - When opened, routes printed pages to this cover/tray for face-up output -Find 19
20RG5-7577-030CNLower guide assembly - Includes the support structure, delivery roller, drive gear, paper photo-sensor, sensor flags, and upper separation guide - Mounts on the rear of the fuser support frame assemblyFind 20
21RB3-1167-000CNLeft pressure release lever - To release pressure between the pressure roller and the heater assembly to clear paper jams - Mounts on the left side of the fuser support frame assemblyFind 21
22RB3-1150-000CNGrounding spring - Mounts between the fusing assembly lower rear cover and fuser support frame assembly (two used)Find 22
23RB3-1029-000CNGear holder - Hollow tube with locking tab - Retains the idler gear on the right side of the fusing assemblyFind 23
24RB3-1032-000CNFusing assembly upper cover - Ribbed cover with end caps - Mounts to the top of the fusing assemblyFind 24
25RB2-4933-000CNLock release shaft - Small shaft with locking tab - Does NOT include the lock release lever - Used to secure the fusing assembly in the printer (two used)Find 25
26RG5-7154-000CNFusing assembly cable (for 110VAC to 127VAC operation) - Connects the fusing heater assembly and the paper sensor to the fusing assembly connectorFind 26
26RG5-7155-000CNFusing assembly cable (for 220VAC to 240VAC operation) - Connects the fusing heater assembly and the paper sensor to the fusing assembly connectorFind 26
27RS7-0582-000CN28 tooth idler gear - Mounts to the upper right side of the fusing assemblyFind 27
28XA9-1449-000CNM3 pan-head Phillips screw with machine threads - 8mm long - Used to secure the thermistor to the right side plate and the power supply PC boards and holders the the base pan assembly and the ground terminal to the fuser support frameFind 28
29RB2-9934-000CNRight spacer - Shipping lock for the fusing assembly - Mounts in the lower rear cover of the fusing assemblyFind 29
30RB2-9935-000CNLeft spacer - Shipping lock for the fusing assembly - Mounts in the lower rear cover of the fusing assemblyFind 30
31RG5-7602-070CNFusing assembly - Includes the fusing mechanism, lower rear cover (with the two locking levers), and the rear cover/face-up output tray - Bonds the toner to the paper with heat - For 110V to 127VAC operation -Find 31
31RG5-7603-080CNFusing assembly - Includes the fusing mechanism, lower rear cover (with the two locking levers), and the rear cover / face-up output tray - Bonds the toner to the paper with heat - For 220V to 240VAC operation -Find 31

Internal Components (1 of 2)

HP Color LaserJet 2840 Internal Components (1 of 2)

Pic No.Parts IDParts NameLink
1RB3-0019-000CNToner catch tray (curved Black plastic piece) - Holds residual toner from photosensitive drum - Mounts just below the toner cartridge carousel on the bottom frame assemblyFind 1
2RB2-9932-000CNRFI shield - Parallel wire form mounted over the fan - Mounts on the fan air duct assembly on the left side of the printerFind 2
3Q3948-67915Airflow guide (duct) kit - Includes the airflow guide / fan holder bracket assembly with high voltage label - Mounts on the left metal side frame assemblyFind 3
3RB9-0901-000CNAirflow guide (duct) / fan holder bracket assembly (Alloy Gray plastic) - Mounts on the left metal side frame assemblyFind 3
4RB3-0091-000CN16 tooth gear (Black plastic) - Gear with large stop tooth and shaft lock tab - Used as part of the mechanism to disengage the drive cams for the imaging drum/transfer assembly - Mounts on the inside of the right side metal chassis assemblyFind 4
5RB3-0092-000CN15 tooth gear with drive shaft (Black plastic) - Used as part of the mechanism to disengage the drive cams for the imaging drum/transfer assembly - Mounts on the right side metal chassis frameFind 5
6XA9-1449-000CNM3 pan-head Phillips screw with machine threads - 8mm long - Used to secure the thermistor to the right side plate and the power supply PC boards and holders the the base pan assembly and the ground terminal to the fuser support frameFind 6
7XA9-1495-000CNWafer head machine screw - M3, 6mm long, No. 2 Phillips recess - Secures metal to sheet metal - Used internally to secure brackets, plates, the pickup solenoid, and the drive motor to the left and right side platesFind 7
8RB3-1113-000CNGrounding plate - Small plate with grounding finger - Grounds the end of the carousel drive shaft - Mounts towards the top on the left side plate assemblyFind 8
9RH7-1630-000CNCooling fan (Panaflo Model FBA08T24H - 80mm X 80mm X 15mm high, DC brushless, 24V DC, 190mA) - (FM712) Mounts in the airflow guide/fan bracket assembly on the left side of the printerFind 9
10RH7-5389-000CNElectromagnetic clutch assembly (24V) - Electrical clutch between the clutch drive gear and shaft - (CL1) Engages the registration roller assemblyFind 10
11XA9-1501-000CNM3 pan-head Phillips screw - 10mm long - Used to secure the fusing assembly drive motor to the right side plate (four used)Find 11
12RH7-7159-000CNThermistor - Mounts to the metal right side frame assembly just above the DC controller boardFind 12
13RG5-7160-000CNUpper cable assembly (seven connectors) - Interconnects various upper level components to the DC controller boardFind 13
14RG5-7145-000CNFront cable assembly (six connectors) - From various components on the front frame assembly and right side to the DC controller boardFind 14
15RG5-7637-000CNUpper top bin output roller assembly - Includes the shaft with four rubber rollers, two bushing/shaft retainers, two anti-reversing flaps, and the drive gear - Mounts on the top rear of the printerFind 15
16RG5-7620-000CNCable assembly (two 5-pin connectors) - Connects between the DC controller board (J139) and the fusing assembly drive motor (J702)Find 16
17RH7-1628-000CNFusing motor assembly - 24VDC motor mounted on a motor controller PC board - (DCM702) Mounts on the right side plate assembly (next to the DC controller board)Find 17
18Q3948-67916Paper output gear kit - Includes the 32 tooth / 37 tooth dual gear, the 37 tooth / 43 tooth dual gear, and the 51 tooth gear - Mounts on the right side of the rear frame assemblyFind 18
18RS7-0435-000CNDual gear - 32 tooth / 37 tooth (White plastic) - Drives the upper top bin output roller - Mounts on the right side of the rear frame assemblyFind 18
19Q3948-67916Paper output gear kit - Includes the 32 tooth / 37 tooth dual gear, the 37 tooth / 43 tooth dual gear, and the 51 tooth gear - Mounts on the right side of the rear frame assemblyFind 19
19RS7-0436-000CNDual gear - 37 tooth / 43 tooth (White plastic) - Part of the gear train for driving the upper top bin output roller - Mounts on the right side of the rear frame assemblyFind 19
20Q3948-67916Paper output gear kit - Includes the 32 tooth / 37 tooth dual gear, the 37 tooth / 43 tooth dual gear, and the 51 tooth gear - Mounts on the right side of the rear frame assemblyFind 20
20RS7-0437-000CN51 tooth gear (White plastic) - Main drive gear for both the upper and lower top bin output rollersFind 20
21Q3948-67917Upper face-down pressure roller kit - Includes the two small Black hard plastic rollers and corresponding torsion springs - Mounts on the top rear of the rear frame assemblyFind 21
21RB2-9905-000CNTorsion spring - Provides pressure for the upper top bin output pressure rollers (two used)Find 21
22Q3948-67917Upper face-down pressure roller kit - Includes the two small Black hard plastic rollers and corresponding torsion springs - Mounts on the top rear of the rear frame assemblyFind 22
22RF5-4068-000CNPressure roller (small Black hard plastic |solid| roller) - Presses against the lower top bin output roller on the middle rear of the printer (two used)Find 22
23Q3948-67915Airflow guide (duct) kit - Includes the airflow guide / fan holder bracket assembly with high voltage label - Mounts on the left metal side frame assemblyFind 23
23RS6-8668-000CNHigh voltage caution label - Mounts on the airflow guide / fan bracket assemblyFind 23
24XD2-1100-322CNE-ring retainer clip - Used to secure the electromagnetic clutch assembly (CL1) on the paper pickup shaftFind 24
25XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 25

Internal Components (2 of 2)

HP Color LaserJet 2840 Internal Components (2 of 2)

Pic No.Parts IDParts NameLink
1RG5-7612-000CNTop of page photoelectric sensor PC board - Includes the photoelectric top of page sensor and the print engine test switch - Mounts on the right side of the printer (Behind the formatter board assembly)Find 1
2Q3964-67901Imaging drum/transfer assembly cartridge - Inserts into printer through the top door - Life expectancy is 20,000 pages for black print ONLY, 5,000 pages for color (typical combined life is approximately 8,000 to 10,000 pages)Find 2
2Q3964AImaging drum/transfer assembly cartridge - Inserts into printer through the top door - Life expectancy is 20,000 pages for black print only, 5,000 pages for color (typical combined life is approximately 8,000 to 10,000 pages)Find 2
3Q3960-67901HP Color LaserJet smart Black print cartridge - Will print approximately 5,000 pages based on a 5% print density (not for Europe)Find 3
3Q3960-67902HP Color LaserJet smart Black print cartridge - Will print approximately 5,000 pages based on a 5% print density (Europe)Find 3
3Q3960AHP Color LaserJet smart Black print cartridge - Will print approximately 5,000 pages based on a 5% print densityFind 3
3Q3961-67901HP Color LaserJet smart Cyan print cartridge - Will print approximately 4,000 pages based on a 5% print density (not for Europe)Find 3
3Q3961-67902HP Color LaserJet smart Cyan print cartridge - Will print approximately 4,000 pages based on a 5% print density (Europe)Find 3
3Q3961AHP Color LaserJet smart Cyan print cartridge - Will print approximately 4,000 pages based on a 5% print densityFind 3
3Q3962-67901HP Color LaserJet smart Yellow print cartridge - Will print approximately 4,000 pages based on a 5% print density (not for Europe)Find 3
3Q3962-67902HP Color LaserJet smart Yellow print cartridge - Will print approximately 4,000 pages based on a 5% print density (Europe)Find 3
3Q3962AHP Color LaserJet smart Yellow print cartridge - Will print approximately 4,000 pages based on a 5% print densityFind 3
3Q3963-67901HP Color LaserJet smart Magenta print cartridge - Will print approximately 4,000 pages based on a 5% print density (not for Europe)Find 3
3Q3963-67902HP Color LaserJet smart Magenta print cartridge - Will print approximately 4,000 pages based on a 5% print density (Europe)Find 3
3Q3963AHP Color LaserJet smart Magenta print cartridge - Will print approximately 4,000 pages based on a 5% print densityFind 3
3Q3971-67901HP Color LaserJet smart Cyan print cartridge - Will print approximately 2,000 pages at based on a 5% print density (not for Europe)Find 3
3Q3971-67902HP Color LaserJet smart Cyan print cartridge - Will print approximately 2,000 pages based on a 5% print density (Europe)Find 3
3Q3971AHP Color LaserJet smart Cyan print cartridge - Will print approximately 2,000 pages based on a 5% print densityFind 3
3Q3972-67901HP Color LaserJet smart Yellow print cartridge - Will print approximately 2,000 pages based on a 5% print density (not for Europe)Find 3
3Q3972-67902HP Color LaserJet smart Yellow print cartridge - Will print approximately 2,000 pages based on a 5% print density (Europe)Find 3
3Q3972AHP Color LaserJet smart Yellow print cartridge - Will print approximately 2,000 pages based on a 5% print densityFind 3
3Q3973-67901HP Color LaserJet smart Magenta print cartridge - Will print approximately 2,000 pages based on a 5% print density (not for Europe)Find 3
3Q3973-67902HP Color LaserJet smart Magenta print cartridge - Will print approximately 2,000 pages based on a 5% print density (Europe)Find 3
3Q3973AHP Color LaserJet smart Magenta print cartridge - Will print approximately 2,000 pages based on a 5% print densityFind 3
4RH2-5524-000CNFlat flexible cable (FFC) assembly - Connects between the laser/scanner assembly (J11) the DC controller board (J102)Find 4
5RB3-0023-000CNInterlock switch holder (Quartz Gray plastic) - Does NOT include the micro-switch - Mounts on the support shelf for the laser/scanner assembly (just to the left of the laser/scanner assembly)Find 5
6RG5-6907-030CNLaser/scanner support assembly (sheet metal plate) - Crossmember between the two side frames - Support for the laser/scanner assembly, the toner cartridge carousel drive motor, and the cover interlock switch assemblyFind 6
7RB2-9903-000CNCable guide (Quartz Gray plastic) - Protects and supports the upper cable assembly - Mounts to the right rear on the laser/scanner support assemblyFind 7
8RG5-6890-030CNLaser/scanner assemblyFind 8
9XA9-1495-000CNWafer head machine screw - M3, 6mm long, No. 2 Phillips recess - Secures metal to sheet metal - Used internally to secure brackets, plates, the pickup solenoid, and the drive motor to the left and right side platesFind 9
10RG5-7114-020CNCable assembly (two 4-pin connectors) with shield - Connects between the cartridge drive motor and the DC controller boardFind 10
11RB2-9852-000CNRotary release guide - Small plastic clip that allows for manual carousel rotation (with a straightened paper clip) for removing toner cartridges without power - Mounts in the top front of the rotary drive assemblyFind 11
12RH7-6051-000CNMicroswitch with lever activator - (SW2) Senses when the top cover is open - Mounts in a holder on the scanner support assemblyFind 12
13RG5-6935-020CNLeft cartridge guide assembly -Find 13
14RG5-7117-000CNCable assembly (two 3-pin connectors) - Connects between the engaging sensor (J712) on the toner cartridge carousel and the DC controller board (J125)Find 14
15RG5-7631-000CNRight support assembly - Metal frame which supports the top mounted scanner and the camera (photo) memory interface board assembly - Also includes the scanner release button/lever - Mounts to the top of the right side frame assemblyFind 15
16RG5-7632-000CNLeft support assembly - Metal frame which supports the top mounted scanner - Mounts to the top of the left side frame assemblyFind 16
17RB2-9976-000CNCross-member support - |L| shaped bracket used to help support the camera (photo) memory card interface boards - Mounts on the upper right front of the right side frame assemblyFind 17
18XA9-1495-000CNWafer head machine screw - M3, 6mm long, No. 2 Phillips recess - Secures metal to sheet metal - Used internally to secure brackets, plates, the pickup solenoid, and the drive motor to the left and right side platesFind 18
19RB3-1379-000CNInsulator sheet - |L| shaped plastic insulator sheet - Protects the camera (photo) memory interface assembly from shorting against the support bracket - Mounts on the front support bracket on the right support assemblyFind 19

Main Drive Assembly

HP Color LaserJet 2840 Main Drive Assembly

Pic No.Parts IDParts NameLink
1RG5-7579-070CNMain drive (right side plate) assembly - Includes the right side plate front assembly (with main motor, clutch, and gears) and the right side plate rear assembly (with drive gears)Find 1
1RG5-7581-060CNRight side plate front assembly - Includes the front half of the metal frame assembly, gears, imaging drum/transfer assembly drive cams, cover engaging mechanism, roller engaging clutch (CL2), and main drive motor (DCM701) - Mounts on the right sideFind 1
2RF5-4063-030CNMain motor assembly - Large motor mounted on a controller PC board - (DCM701) Mounts on the inside of the metal right side frame assemblyFind 2
3RH7-5335-000CNElectromagnetic clutch assembly (24VDC) - Electrical clutch between the clutch drive gear and shaft - (CL2) Engages the roller within the imaging drum/transfer assembly from the main gear trainFind 3
4RB3-0090-000CNRack slide - White plastic piece with gear teeth layed out in rack form on both sides - Part of the mechanism that disengages the imaging drum/transfer assembly cams when the top cover is opened - Mounts vertically on the metal right side frameFind 4
5RG5-7115-000CNCable assembly (two 3-pin connectors) - Connects between the roller engaging photosensor (J714) and the DC controller board (J115)Find 5
6RG5-7580-020CNRight side plate rear assembly - Includes the rear half of the metal right side plate and the two associated gearsFind 6
7RS7-0574-000CNDual gear - 32 tooth / 123 tooth - Large gear which mounts toward the front on the right side plate front assemblyFind 7
8RS7-0573-000CN186 tooth gear - Uppermost large gear that mounts on a short shaft between the gear retainer bracket and the right side plate front assemblyFind 8
9RS7-0572-000CNDual gear - 31 tooth / 90 tooth - Mounts on a pin on the right side plate front assembly (between the gear retaining bracket and the right side plate)Find 9
10RS7-0571-000CNDual gear - 23 tooth / 54 tooth - Small gear that mounts toward the front on a short shaft between the gear retainer bracket and the right side plate front assemblyFind 10
11RS7-0570-000CN81 tooth gear - Mounts on a pin on the right side plate front assembly (between the gear retaining bracket and the right side plate)Find 11

Major Assembly Locator

HP Color LaserJet 2840 Major Assembly Locator

Pic No.Parts IDParts NameLink

Middle Frame Assembly

HP Color LaserJet 2840 Middle Frame Assembly

Pic No.Parts IDParts NameLink
1Q3948-67918Feed belt kit - Includes one paper feed guide drive (large) belt, two 3-belt pulley rollers, two 1-belt pulley rollers, and eight paper feed (small) belts - Mounts just behind the transfer roller in the middle frame assemblyFind 1
1RB1-8668-030CNFeed guide drive belt - Small belt approximately 5/16 inch wide with |A| shaped ribs on it - Between the feed drive roller and the small center roller - Driven via the transfer roller gear trainFind 1
2Q3948-67918Feed belt kit - Includes one paper feed guide drive (large) belt, two 3-belt pulley rollers, two 1-belt pulley rollers, and eight paper feed (small) belts - Mounts just behind the transfer roller in the middle frame assemblyFind 2
2RB3-0061-000CNPulley roller (accommodates three feed belts) - Small black roller approximately 3.49cm (1-3/4 inches) long with three ball type pulleys - Mounts just behind the transfer roller in the middle frame assembly (two used)Find 2
3Q3948-67918Feed belt kit - Includes one paper feed guide drive (large) belt, two 3-belt pulley rollers, two 1-belt pulley rollers, and eight paper feed (small) belts - Mounts just behind the transfer roller in the middle frame assemblyFind 3
3RB3-0063-000CNPaper feed belt - Small black rubber belt approximately 1/8 inch wide with little |A| shaped ribs on it - Goes between the feed drive roller and the pulley rollers (eight used)Find 3
4RB2-6297-000CNRubber foot - Square self-adhesive rubber foot - Attaches to the rear of the middle frame assembly (two used)Find 4
5RB3-0286-000CNContact plate - Runs between the shaft on the registration roller and the metal entrance guide assemblyFind 5
6RB3-0009-000CNStatic eliminator ground plate - Right angled metal piece with small teeth on top edge - Mounts from underneath on the middle frame assembly just behind the pulley rollersFind 6
7RB3-0010-030CNFeed plate - Center metal plate with slots that the ribs on the middle frame assembly go through -Find 7
8Q3948-67919Feed shaft kit - Includes the feed drive shaft, the belt roller, the idler gear shaft, and the 23 tooth idler gear - Mounts just behind the transfer roller in the middle frame assemblyFind 8
8RB3-0011-000CNFeed drive shaft - Long shaft with eight feed belt ball type pulleys and one ribbed feed guide drive belt pulley - Mounts behind the transfer roller on the middle frame assemblyFind 8
9Q3948-67919Feed shaft kit - Includes the feed drive shaft, the belt roller, the idler gear shaft, and the 23 tooth idler gear - Mounts just behind the transfer roller in the middle frame assemblyFind 9
9RB3-0012-000CNBelt roller - Small oval shaped roller approximately 1-3/4 inches long - Mounts toward the center of the metal feed plate on the middle frame assemblyFind 9
10Q3948-67919Feed shaft kit - Includes the feed drive shaft, the belt roller, the idler gear shaft, and the 23 tooth idler gear - Mounts just behind the transfer roller in the middle frame assemblyFind 10
10RB3-0060-020CNIdler gear shaft - Short metal rod - Shaft for the transfer and feed drive idler roller - Mounts on the left side of the middle frame assemblyFind 10
11RB3-0045-000CNElectrical contact spring - Rear electrical contact spring - Provides high voltage to the toner cartridge via a cable assembly and connection through the carousel plate assembly - Connects to the high voltage boardFind 11
12RB3-0016-000CNElectrical contact spring - Spring steel wire with compression springs formed on both ends - One end provides upward pressure on the right bushing for the transfer roller - Connects to high voltage boardFind 12
13Q3948-67919Feed shaft kit - Includes the feed drive shaft, the belt roller, the idler gear shaft, and the 23 tooth idler gear - Mounts just behind the transfer roller in the middle frame assemblyFind 13
13RB3-0022-000CN22 tooth gear (Black plastic) - Small gear with diagonally cut teeth - Idler gear between the transfer roller assembly and the feed drive shaft - Mounts on the left side of the middle frame assemblyFind 13
14RB3-0042-000CNElectrical contact spring - Mounts on the middle frame assembly behind the transfer roller - Of the four similar springs, this one is next to the one on the far left - Connects to high voltage boardFind 14
15RB3-0043-000CNElectrical contact spring - Mounts on the middle frame assembly behind the transfer roller - Of the four similar springs, this one is on the far right - Connects to high voltage boardFind 15
16RB3-0044-000CNElectrical contact spring - (Front) Provides high voltage to the toner cartridge via a cable assembly and connection through the carousel plate assembly - Connects to the high voltage boardFind 16
17RB3-0046-000CNElectrical contact spring - Mounts on the middle frame assembly behind the transfer roller - Of the four similar springs, this one is just to the left of the one on the far right - Connects to high voltage boardFind 17
18RB3-0047-000CNElectrical contact spring - Mounts on the underside of the middle frame assembly - Connects to high voltage boardFind 18
19RB3-0048-000CNElectrical contact spring - Mounts on the middle frame assembly behind the transfer roller - Of the four similar springs, this one is on the far left - Connects to the high voltage boardFind 19
20RS5-1637-000CNBushing (black plastic) - Mounts on the right end of the registration roller assemblyFind 20
21RB3-1110-000CNInsulating sheet (Transparent plastic) - For the power supply base assembly - Mounts to the underside of the middle frame assemblyFind 21
22Q3948-67920Transfer roller kit - Includes the transfer roller, two transfer side plates (|U| shaped metal inserts), the right end shaft bushing, and the two compression springs at the left end of the roller - Mounts towards the front and on top of the middle frameFind 22
22RB3-0057-000CNTransfer slide plate - Small |U| shaped metal insert plates - Mount in the bushing wells for the transfer roller on the middle frame assembly (two used)Find 22
23WS1-6336-000CNConnector assembly - For optional paper tray - Mounts to the bottom right side of the middle frame assemblyFind 23
24RS7-0428-000CN30 tooth gear (White plastic) - Mounts on the end of the registration roller drive shaftFind 24
25RF5-4065-000CNEntrance guide assembly - Mounts in front of the tranfer roller assembly (behind the transfer inlet guide)Find 25
26RG5-6939-020CNRegistration roller assembly - Includes the roller, bushings, mounting plate, paper sensor, and the sensor flag - Mounts from the bottom toward the front center of the middle frame assemblyFind 26
27RG5-7123-000CNGrounding cable assembly - Connects from the optional tray connector housing to the metal right side frame assemblyFind 27
28RG5-6940-050CNRegistration shutter assembly - Includes the metal roller, mounting frame, grounding springs, and the dual coupling gear - Mounts over the registration roller at the front of the middle frame assemblyFind 28
29RG5-7122-000CNCable assembly - |Y| type cable (three connectors) - The 14-pin connector splits into an 8-pin connector and a 6-pin connector - Connects between the DC controller board (J118) and the optional paper tray connectors (J230)Find 29
30RB3-0052-000CNGear Cover (Small Black plastic cover) - Covers the left end of the feed drive shaft - Mounts towards the left side of the middle frame assemblyFind 30
31RB3-0065-000CNContact plate - copper clad metal spring - Holds the left end of the small 500 Meg-ohm resistor - Mounts on the left side of the middle frame below the entrance guide assemblyFind 31
32RB3-0066-000CNContact plate - copper clad metal spring - Holds the right end of the small 500 Meg-ohm resistor - Mounts on the left side of the middle frame below the entrance guide assemblyFind 32
33RB2-9925-000CNSensor arm and flag - Activates the photosensor (Does NOT include the roller) - For the Leading edge paper sensor for the fusing assembly (PS720) - Protrudes up through the feed plate on the middle frame assemblyFind 33
34RB2-9924-000CNSensor assembly mounting holder - Holds the leading edge paper sensor (PS720) for the fusing assembly - Mounts on the underside left on the middle frame assemblyFind 34
35RB2-7195-000CNSensor flag roller (small White plastic roller) - Mounts in the sensor arm flag for the leading edge paper sensor for the fusing assembly (PS720)Find 35
36Q3948-67918Feed belt kit - Includes one paper feed guide drive (large) belt, two 3-belt pulley rollers, two 1-belt pulley rollers, and eight paper feed (small) belts - Mounts just behind the transfer roller in the middle frame assemblyFind 36
36RB3-0067-000CNPulley roller (accommodates one feed belt) - Small black roller approximately 1.59cm (5/8 inch) long with one ball type pulley - Mounts just behind the transfer roller in the middle frame assembly (two used)Find 36
37RG5-7128-000CNCable assembly (four 3-pin connectors) - Connects between the DC controller board (J107 and J138) and the leading edge paper sensor for the fusing assembly (J720) and the registration sensor (J711)Find 37
38WG8-5593-000CNSensor PC board - Small board with flag activated photosensor - (PS718) Detects paper from the multipurpose input tray, mounts on the right side of the front frame assembly - (PS720) Front of page sensor for the fusing assembly, mounts on the underside ofFind 38
39RS6-2766-000CNTension spring - Provides a small amount of return tension for the sensor flag arm on the leading edge sensor for the fusing assembly (PS720)Find 39
40RB2-9850-020CNTerminal contact plate - Provides for a connection between the high voltage cable assembly and the front toner cartridge contact spring - Mounts on the underside left of the middle frame assemblyFind 40
41RB2-9851-020CNTerminal contact plate - Provides for a connection between the high voltage cable assembly and the rear toner cartridge contact spring - Mounts on the underside left of the middle frame assemblyFind 41
42WT2-5737-000CNDrawer connector - Connector located on bottom of tray assembly frame on right side, which connects tray assemblies to each other - Mounts on the base pan assembly (two used)Find 42
43RG5-7130-000CNHigh voltage cable assembly - Connects between the high voltage board spring contacts (on the middle frame assembly) and the cables for the toner cartridge carousel left plate assembly (J511 and J512)Find 43
44WT2-5700-000CNCable clamp - White plastic clamp with mounting pin - Mounts on the upper right side of the front frame assembly, the lower left side of the middle frame assembly, and the lower middle of the fusing assembly (three used)Find 44
45Q3948-67919Feed shaft kit - Includes the feed drive shaft, the belt roller, the idler gear shaft, and the 23 tooth idler gear - Mounts just behind the transfer roller in the middle frame assemblyFind 45
45RB2-9999-000CNTorsion spring - Secures the belt roller (for the feed drive shaft) in the top of the middle frame assemblyFind 45
46Q3948-67920Transfer roller kit - Includes the transfer roller, two transfer side plates (|U| shaped metal inserts), the right end shaft bushing, and the two compression springs at the left end of the roller - Mounts towards the front and on top of the middle frameFind 46
46RF5-4067-030CNTransfer roller assembly - Long black foam type roller - Transfers static charge to paper - Mounts towards the front and on top of the middle frame assemblyFind 46
47Q3948-67920Transfer roller kit - Includes the transfer roller, two transfer side plates (|U| shaped metal inserts), the right end shaft bushing, and the two compression springs at the left end of the roller - Mounts towards the front and on top of the middle frameFind 47
47RB3-1094-000CNBushing assembly (Black plastic bushing with small guide roller on top) - Holds the right end of the transfer roller assembly in the middle frame assmeblyFind 47
48Q3948-67920Transfer roller kit - Includes the transfer roller, two transfer side plates (|U| shaped metal inserts), the right end shaft bushing, and the two compression springs at the left end of the roller - Mounts towards the front and on top of the middle frameFind 48
48RB3-0015-000CNCompression spring - Provides upward pressure for the left transfer roller bushingFind 48
49RH5-3169-000CNResistor - 500 Meg ohm, 300mW - Mounts on the left side of the middle frame below the entrance guide assembly - Held in place with two small contact platesFind 49
50RB3-1088-000CNTransfer inlet guide assembly - Angled metal guide between the registration roller and the transfer roller - Mounts to the middle frame assemblyFind 50
51XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 51
52XB2-4300-605CNM3 pan-head phillips screw with flat washer - 6mm long - Secures the terminals from the high voltage cable assembly to the contact plates on the left side of the middle frame assembly (two used)Find 52

PC Board Assembly Locator

HP Color LaserJet 2840 PC Board Assembly Locator

Pic No.Parts IDParts NameLink
1RG5-7612-000CNTop of page photoelectric sensor PC board - Includes the photoelectric top of page sensor and the print engine test switch - Mounts on the right side of the printer (Behind the formatter board assembly)Find 1
2RG5-7646-030CNDC controller board - Mounts on the right side of the printer (Behind the formatter board assembly) -Find 2
3RH3-2260-000CNLow voltage power supply - For 110VAC to 127VAC operation - Includes the AC power input connector and power switch - Mounts in the bottom pan assembly towards the rear of the printerFind 3
3RH3-2261-000CNLow voltage power supply - For 220VAC to 240VAC operation - Includes the AC power input connector and power switch - Mounts in the bottom pan assembly towards the rear of the printerFind 3
4RG5-7647-000CNHigh voltage power supply board (HVT) assembly - Has contacts for the eight high voltage springs in the printer - Mounts in the bottom pan assembly (Towards the front of the printer)Find 4
5RG5-7648-000CNWaste toner sensor assembly PC board - Detects excess level of waste toner in the imaging drum/transfer assembly cartridge - Mounts on the right side of the front frame assemblyFind 5
6RG5-7613-000CNRegistration sensor PC Board - Small board with flag activated photosensor - (PS711) Mounts in the registration assembly on the underside of the middle frameFind 6
7RH7-7158-000CNDensity photoelectric sensor PC board - (PS81) Mounts under the light blocking pad on the top of the front frame assemblyFind 7
8RG5-7609-000CNCarousel position and toner level photoelectric sensor PC board - |L| Shaped PC board with the two sensors - (PS51) Mounts on the left plate in the toner cartridge carousel assemblyFind 8
9RG5-7616-000CNSub-high voltage board - Small auxillary PC board - Mounts in a holder just above the high voltage board in the bottom pan assemblyFind 9
10Q3948-69001Formatter assembly - Includes the formatter PC board, the metal card cage cover, and cover plate - Mounts on the right side of the print mechanismFind 10

Power Supply Base Assembly

HP Color LaserJet 2840 Power Supply Base Assembly

Pic No.Parts IDParts NameLink
1RB3-0006-000CNHolder - Housing for the fusing connector assembly - Mounts on the lower base pan of the printer mechanismFind 1
2RB3-0007-000CNInsulating sheet (Transparent plastic) - Mounts between the bottom pan and the high and low voltage power supply boardsFind 2
3VT2-0012-005CNPC Board support - Plastic standoff for supporting a PC board - Supports the high voltage board on the base assembly metal pan (six used)Find 3
4RG5-7146-000CNHigh voltage cable assembly (two 15-pin connectors and two 14-pin connectors) - Connects between the high voltage power supply board (J501 and J502) and the DC controller board (J136 and J135)Find 4
5WT2-5737-000CNDrawer connector - Connector located on bottom of tray assembly frame on right side, which connects tray assemblies to each other - Mounts on the base pan assembly (two used)Find 5
6XA9-1449-000CNM3 pan-head Phillips screw with machine threads - 8mm long - Used to secure the thermistor to the right side plate and the power supply PC boards and holders the the base pan assembly and the ground terminal to the fuser support frameFind 6
7RG5-7126-000CNCable assembly (two 5-pin connectors) - Connects between the sub-high voltage board (J505) and the high voltage board (J503)Find 7
8RG5-7109-000CNCable assembly (two 7-pin connectors) - Connects between the DC controller board (J119) and the fusing assembly connector (J201)Find 8
9RG5-7161-000CNCable assembly (two 3-pin connectors and a spad lug) - Connects between the fusing assembly connector and the low voltage power supply board (J302), and the chassis groundFind 9
10RG5-7106-000CNCable assembly (two 2-pin connectors) - Connects between the low voltage power supply board (J401) and the formatter board (J1003)Find 10
11RG5-7621-000CNCable assembly (two 8-pin connectors) - Connects between the low voltage power supply board (J402) and the DC controller board (J134)Find 11
12RG5-7108-000CNCable assembly (two 8-pin connectors, Purple wire) - Connects between the low voltage power supply board (J403) and the DC controller board (J133)Find 12
13RB3-0062-000CNPC board support (Black plastic holder) - For mounting the small sub-high voltage board above the high voltage boardFind 13
14XA9-1500-000CNM3 pan-head Phillips screw with flat washer - 8mm long - Used to secure the fusing connector holder to the base pan assembly and the fusing assembly upper cover to the structureFind 14
15RG5-7156-000CNCable assembly (two 2-pin connectors) - Connects between the low voltage power supply board (J404) and the formatter board (J1004)Find 15
16RH3-2260-000CNLow voltage power supply - For 110VAC to 127VAC operation - Includes the AC power input connector and power switch - Mounts in the bottom pan assembly towards the rear of the printerFind 16
16RH3-2261-000CNLow voltage power supply - For 220VAC to 240VAC operation - Includes the AC power input connector and power switch - Mounts in the bottom pan assembly towards the rear of the printerFind 16
17RG5-7647-000CNHigh voltage power supply board (HVT) assembly - Has contacts for the eight high voltage springs in the printer - Mounts in the bottom pan assembly (Towards the front of the printer)Find 17
18RG5-7616-000CNSub-high voltage board - Small auxillary PC board - Mounts in a holder just above the high voltage board in the bottom pan assemblyFind 18

Rear Frame Assembly

HP Color LaserJet 2840 Rear Frame Assembly

Pic No.Parts IDParts NameLink
1RB2-9904-000CNAirflow Guide (duct) - Black plastic insert piece which runs the width of the printer and has an air flow hole on right side - Directs air flow from the fan on the left side of the printer to the fusing assembly - Snap locks in center rear of printerFind 1
2RG5-7595-000CNLower top bin output roller assembly - Includes the shaft with four rubber rollers, two bushing/shaft retainers, and the drive gear - Mounts in the center on the rear frame assembly (above the fusing assembly)Find 2
3Q3948-67922Lower face-down pressure roller kit - Includes the two small Black hard plastic rollers and corresponding torsion springs - Mounts on the back-side of the rear frame assemblyFind 3
3RB3-1065-000CNTorsion spring - Provides pressure for the lower top bin output pressure rollers (two used)Find 3
4XA9-1495-000CNWafer head machine screw - M3, 6mm long, No. 2 Phillips recess - Secures metal to sheet metal - Used internally to secure brackets, plates, the pickup solenoid, and the drive motor to the left and right side platesFind 4
5Q3948-67922Lower face-down pressure roller kit - Includes the two small Black hard plastic rollers and corresponding torsion springs - Mounts on the back-side of the rear frame assemblyFind 5
5RB2-9909-000CNPressure roller (small Black hard plastic |solid| roller) - Presses against the lower top bin output roller on the middle rear of the printer (two used)Find 5
6RB2-9916-020CNCover - For the engaging motor (PM704) - Mounts on the upper left side of the rear frame assemblyFind 6
7RH7-1629-000CNStepping motor - 24VDC - (PM704) swings (or engages) the toner cartridge carousel in place to transfer toner - Mounts on the left side of the rear frame assemblyFind 7
8XB4-7401-005CNM4 pan-head phillips screw with self-tapping threads - 10mm longFind 8

Toner Cartridge Carousel Assembly

HP Color LaserJet 2840 Toner Cartridge Carousel Assembly

Pic No.Parts IDParts NameLink
1RG5-7132-000CNE-label reader assembly - Connects cartridge non-volatile memory to the DC controller board - One for the imaging drum/transfer assembly, the other for toner cartridges - One mounts to the front frame assembly, the other to the toner cartridge carousel asFind 1
2RG5-6942-030CNLeft side carousel plate assembly - End plate under the rotational toner cartridge carousel - Includes all of the high voltage contacts for the toner cartridges - Mounts on the metal carousel support frameFind 2
3RG5-7129-000CNCable assembly (two connectors and two spade lugs) - From toner cartridge contacts on the left carousel side plate to the cable (J512 and J511) that runs to the high voltage power supply boardFind 3
4RG5-7589-000CNCarousel pressure (support) assembly - Includes the main rear support, E-label reader assembly, engaging sensor, and the engaging rod shaft - Primary support structure for the toner cartridge carouselFind 4
5RB2-9809-000CNBushing/shaft retainer assembly (White plastic) - Holds the rotation drive shaft in the left side plate of the toner cartridge carousel (rotary) assemblyFind 5
6RB9-0879-000CNBushing/shaft retainer assembly (Black plastic) - Holds the rotation drive shaft in the right side plate of the toner cartridge carousel (rotary) assemblyFind 6
7RG5-7609-000CNCarousel position and toner level photoelectric sensor PC board - |L| Shaped PC board with the two sensors - (PS51) Mounts on the left plate in the toner cartridge carousel assemblyFind 7
8RG5-7587-090CNCarousel (rotary) assembly - Includes the carousel assembly, the support assembly, end plates, drive gears and shaft, sensors, and cablesFind 8

Toner Cartridge Carousel Rotary Drive Assembly

HP Color LaserJet 2840 Toner Cartridge Carousel Rotary Drive Assembly

Pic No.Parts IDParts NameLink
1RH7-1651-000CNRotary motor assembly - (DCM703) Rotates the four color toner cartridges in the carousel to position one of them for printing - Mounts in the rotary drive assemblyFind 1
2RH7-1625-000CNStepping motor - 24VDC - (PM705) used to drive the internal rollers and mechanisms in the toner cartridge when it has been rotated in the printing position on the carousel - Mounts in the rotary drive assemblyFind 2
3RH7-5384-000CNSolenoid assembly - (SL93) Engages to stop rotation when the proper toner cartridge on the carousel is in place for printingFind 3
4RG5-7842-000CNRotary drive assembly - Includes the carousel rotating motor (DCM703), toner cartridge drive motor (PM705), developing rotary stopper solenoid (SL93), bracket, and gears - Mounts on the right top rear of the print engineFind 4

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