HP LaserJet 9000/9040/9050
Service Manual
<
Chapter contents 255
8Parts and diagrams
Chapter contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .256
Ordering parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .256
Consumables, supplies, accessories, FRUs, and documentation . . . . . . . . . . . . . . . . . . . .257
Common hardware. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .261
Illustrations and parts lists. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262
External covers and panels. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .262
Left door and diverter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .264
Right cover assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .265
Internal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .266
Internal components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .266
Drum feed drive assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .274
Fuser delivery drive assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .275
Cartridge lifter assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .276
500-sheet trays (tray 2 and tray 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .277
Paper input unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .278
Registration assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .279
Transfer roller assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .280
Delivery assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .281
PCA assembly location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .283
Tray 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .284
Tray 4 main body. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .284
Tray 4 drive assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .288
Tray 4 PCA location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .289
Tray 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .290
Alphabetical parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .291
Numerical parts list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .296
256 Chapter 8 Parts and diagrams
Introduction
The figures in this chapter illustrate the major subassemblies in the printer and their component
parts. A table accompanies each exploded-view diagram. Each table lists the item number for the
replaceable part, the associated part number for the item, the quantity, and a description of the part.
Note When looking for a part number, pay careful attention to the voltage listed in the description column
to make sure that the part number selected is for the correct printer model.
Ordering parts
All standard part numbers listed are stocked and can be ordered from HP’s Customer Services and
Support Organization (CCSO). See "Parts and supplies" in chapter 1.
Consumables and accessories like those listed in table30 can be ordered from Hewlett-Packard.
See "Parts and supplies" in chapter 1.
Introduction 257
Consumables, supplies, accessories, FRUs, and documentation
Table 30. Consumables, supplies, accessories, FRUs, and documentation
Product number Service
number Exchange
number Description Printer
Consumables
C8543X C8519-69009 Print cartridge
C8091A C8085-60541 Staple cartridge (3,000-sheet
stapler/stacker)
C8088B C8088-60541 Staple cartridge (multifunction
finisher)
Supplies
FRUs
C7860A C8519-67901 C8519-69001 Formatter assembly HPLaserJet 9000
Q3721-67901 Q3721-69001 Formatter assembly
(Note: Do not replace the
formatter and the Compact
Flash firmware at the same time)
HPLaserJet 9040/
9050 base
Q3722-67901 Q3722-69001 Formatter assembly
(Note: Do not replace the
formatter and the Compact
Flash firmware at the same time)
HPLaserJet
9040n/9050n and
9040dn/9050dn
Q3726-67905 Q3726-69005 Formatter assembly
(Note: Do not replace the
formatter and the Compact
Flash firmware at the same time)
HPLaserJet
9040mfp and
RG5-5750-210CN C8519-69031 Fuser assembly, 110 V
RG5-5751-210CN C8519-69032 Fuser assembly, 220 V
RG5-5681-030CN Paper input unit (PIU)
RG5-5778-120CN C8519-69028 DC controller HPLaserJet 9000
RG5-7780-000CN DC controller HPLaserJet 9040/
9050
RG5-5728-050CN C8519-69015 High-voltage power supply
RG5-5730-000CN C8519-69007 Low-voltage power supply,
110V HPLaserJet 9000
RG5-7778-000CN Low-voltage power supply,
110V HPLaserJet 9040/
9050
RG5-5731-000CN Low-voltage power supply,
220V HPLaserJet 9000
RG5-7779-000CN Low-voltage power supply,
220V HPLaserJet 9040/
9050
RG5-5734-020 Q3721-67902 Control panel assembly HPLaserJet 9040/
9050
Q2635-67912 Firmware Compact Flash
(Note: Do not replace the
formatter and the Compact
Flash firmware at the same time)
HPLaserJet 9040/
9050
258 Chapter 8 Parts and diagrams
Q2635-67903 Firmware Compact Flash
(Note: Do not replace the
formatter and the Compact
Flash firmware at the same time)
HPLaserJet
9040mfp and
HPLaserJet
RG5-5663-000CN Registration assemb ly
Accessories
Blank 16MB flash D IMM
C9147A C9147-67908 C9147-69019 16 MB flash firmware DIMM HPLaserJet 9000
C7843A C7843-67901 16 MB DIMM HPLaserJet 9000
C7845A C7845-67901 32 MB DIMM HPLaserJet 9000
Q1887A C7846-67901 64 MB DIMM HPLaserJet 9000
C9121A C9121-67901 128 MB DIMM HPLaserJet 9000
Q3982-67951 32MB DDR DIMM HPLaserJet 9040/
9050 series only
Q2625-67951 64MB DDR DIMM HPLaserJet 9040/
9050 series only
Q2626-67951 128MB DDR DIMM HPLaserJet 9040/
9050 series only
Q2627-67951 256MB DDR DIMM HPLaserJet 9040/
9050 series only
Q2628A Q2628-67951 512MB DDR DIMM HPLaserJet 9040/
9050 series only
C4103A C4103-67901 HP Fast InfraRed Connect pod HPLaserJet 9000
C4293A Font DIMM-simplified ChineseHPLaserJet 9000
C4292A Font DIMM-tradition al Chin eseHPLaserJet 9000
J6054B J6054-61031 J6054-69031 Hard disk H PLaserJet 9000
J6073A J6073-61011 J6073-69011 Hard disk H PLaserJet 9040/
9050
J4169A J4169-61001 J4169-69001 HP Jetdirect 610N Fast Ethernet
(10/100 Base-TX)
J4135A J4135-61001 HP Jetdirect Connectivity (USB)
C8531A C8531-67902 2,000-sheet feeder (tray 4)
RG5-6212-300CN 2,000-sheet feeder (tray 4)
cassette only
RG5-6225-050CN Vertical transfer assembly
RG5-6228-040CN Paper deck drive assembly
RG5-6208-150CN C8531-69013 Paper pickup assembly
C8085A 3,000-sheet stapler/stacker
C8088B Multifunction finisher
Q8532A 8-bin mailbox HPLaserJet 9040/
9050 series only
C8532A C8532-67902 Duplexer
Table 30. Consumables, supplies, accessories, FRUs, and documentation (continued)
Product number Service
number Exchange
number Description Printer
Introduction 259
Documentation
Q3721-90963 Service manual bundle for the
HPLaserJet 9040mfp and the
HPLaserJet 9050mfp
HPLaserJet
9040mfp,
HPLaserJet
9050mfp, and the
HPLaserJet
9000mfp
5963-7863 HP LaserJet Printer Fa mily Print
Media Guide
5969-6818 HP Jetdirect Print Server
Administrator’s Guide
5969-3412 HP Jetdirect Print Server
Jetadmin Setup Guide
Q5693-90002 Paper Handling Accessories
Service Addendum
C8519-90901 HP LaserJet 9000 Start Guide-
U.S.
C8519-90902 HP LaserJet 9000 Start Guide-
Americas
C8519-90903 HP LaserJet 9000 Start Guide-
West Europe
C8519-90904 HP LaserJet 9000 Start Guide-
North Europe
C8519-90905 HP LaserJet 9000 Start Guide-
East Europe
C8519-90906 HP LaserJet 9000 Start Guide-
Asia
URL: www.hp .c om /s upp ort/lj9000 HP LaserJet 9000 Use Guide
Q3721-90906 HP LaserJet 9040/9050 Use
Guide
Q3721-90934 HP LaserJet 9000 and 9040/
9050 Series printers Service
Guide
C8532-90901 HP Duplexer Install Guide
C8568-90901 HP Tray 1 Install Guide
C8531-90901 HP 2,000-sheet feeder Install
Guide
C8084-90900 HP Stapler/stacker and Stacker
Install Guide
C8088-90903 HP Multifunction Finisher Install
Guide
C8088-90902 HP Multifunction Finisher
Service Guide
C8088-90901 HP Multifunction Finisher Use
Guide
C8519-60102 HP LaserJet 9000 Se ries Printer
Software
CD-ROM-Americas
Table 30. Consumables, supplies, accessories, FRUs, and documentation (continued)
Product number Service
number Exchange
number Description Printer
260 Chapter 8 Parts and diagrams
C8519-60104 HP LaserJet 9000 Se ries Printer
Software
CD-ROM-Europe
C8519-60105 HP LaserJet 9000 Se ries Printer
Software
CD-ROM-Asia
C8519-60106 HP LaserJet 9000 Se ries Printer
Service
CD-ROM (English version)
C9152-90901 PM kit installation guide
Table 30. Consumables, supplies, accessories, FRUs, and documentation (continued)
Product number Service
number Exchange
number Description Printer
Introduction 261
Common hardware
Table 31. Hardware table
Example Description Sizes Uses
Screw M3 by 6 mm
M3 by 8 mm
M4 by 8 mm
M4 by 10 mm
Various
Screw, tapping M3 by 6 mm
M3 by 8 mm
M3 by 30 mm
M4 by 6 mm
M4 by 12 mm
To hold plastic to metal
(excluding the control panel)
Screw, pan head M3 by 6 mm To hold plastic to plastic
Screw, w/washer M3 by 6 mm
M3 by 8 mm
M3 by 7 mm
M4 by 6 mm
M4 by 12 mm
To hold plastic to metal
(excluding the covers)
E-ring XD9-0136-000CN
XD9-0134-000CN To hold gears in place
Table 32. Common torque values
Material HP recommended torque
value
Plastic to metal 5.5 lb-in
Metal to metal 10 lb-in
PCBA 5.5 lb-in
Plastic to plastic 5.5 lb-in
262 Chapter 8 Parts and diagrams
Illustrations and parts lists
The following illustrations and parts tables list the field replaceable units (FRUs) for this printer. Two
tables at the end of this chapter list all of the parts shown in this chapter: table 54, “Alphabetical parts
list,” on page 291 lists the parts in alphabetical order, and table 55, “Numerical parts list,” on page
296 lists the parts in numerical order by part number. Both tables list the appropriate figure in this
chapter that shows the part.
Note Parts that have no item number or part number listed are not FRUs and cannot be ordered.
External covers and panels
Figure 134. Printer external covers and panels
9
5
1
4
3
2
3
6
17
12
7
13
10
11
8
18
15 14
16
20
17
19
20 21
22
23
Illustrations and parts lists 263
Table 33. Printer external covers and panels
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
1 Cover, right top RB2-5659-000CN 1
2 Cover, left top RB2-5660-000CN 1
3 Cap, right cover RB2-5675-000CN 2
4 Cover, tray 1 blanking RB2-5676-000CN 1
5 Cover, right rail RB2-5682-000CN 1
6 Cover, left rail RB2-5683-000CN 1
7 Cover, right back RB2-5684-000CN 1
8 Cover, left back RB2-5685-000CN 1
9 Cover, left lower RB2-5687-000CN 1
10 Cover, right lower RB2-5689-000CN 1
11 Tray, face-up RB2-5690-000CN 1
12 Back cover assembly RG5-5701-000CN 1
13 Front cover assembly RG5-5702-000CN 1
14 Control panel assembly RG5-5703-060CN 1
15 Left upper cover assembly RG5-5705-000CN 1
16 Cover, operation panel, 110 V RB2-5701-000CN 1
16 Cover, operation panel, 220 V RB2-5703-000CN 1
17 Tape, cover (retaining strap) RB2-5653-000CN 2
18 Strap, rock block, retaining clip RB2-5655-000CN 2
20 Bushing RB2-5652-000CN 2
21 Latch, roller-action RB2-5700-000CN 1
22 Cover, left upper RB2-6491-000CN 1
23 Pl ate, lock, right side RB2-5679-000CN 1
264 Chapter 8 Parts and diagrams
Left door and diverter
Figure 135. Left door and diverter
3
4
2
1
Tabl e 34. Left door and diverter
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Left door and diverter RG5-5646-050CN 1
1 Diverter assembly RG5-5647-050CN 1
2 Damper assembly RG5-5648-000CN 2
3 Screw, M4 by 10 XA9-1189-000CN
4 Cover, left (left door) RB2-6007-000CN 1
Illustrations and parts lists 265
Right cover assembly
Figure 136. Right cover assembly
1
2
3
4
5
6
4
Table 35. Right cover assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Right cover assembly RG5-5737-000CN 1
1 Right cover knob assembly RG5-5740-000CN 1
2 Cable, tray 1 RG5-5763-000CN 1
3 Grounding cable, tray 1 RG5-5764-000CN 1
4 Screw, M3 by 8 XA9-1200-000CN
5 Tape, cover (restraining strap) RB2-5653-000CN 1
6 Screw, M3 by 8, RS XA9-1276-000CN
266 Chapter 8 Parts and diagrams
Internal
Internal components
Figure 137. Internal components (1 of 4)
9
7
6
3
5
4
1
2
3
4
8
12
10
11 13
13
13
13
13
13
13
14
14
14
14
14
15
15
1616
16
16
17
17
18
19
20
Internal 267
Table 36. Internal components (1 of 4)
Ref Description 9000 part number 9040/9050 part
number (if different) Qty
1 Guide, pickup RB2-5522-000CN 1
2 Guide, cartridge RB2-5526-000CN 1
3 Hinge mount, damper RB2-5570-020CN 2
4 Hinge arm, front cover RB2-5654-000CN 2
5 Cover, right door, inside RB2-5697-000CN 1
6 Knob, registration, jam removal RB2-5845-000CN 1
7 Front inside cover assembly RG5-5721-000CN 1
8 Jam clearing assembly, fuser RG5-5700-000CN 1
9 Lever assembly, cartridge release RG5-5746-000CN 1
10 Foot, right side RB1-6421-000CN 2
11 Foot, left side RB2-5529-000CN 2
12 Guide rail, cartridge RG5-5718-000CN 1
13 Screw, M3 by 6, RS XA9-1275-000CN
14 Screw, M3 by 8, RS XA9-1276-000CN
15 Torque limiter, spacer RB2-5759-000CN 2
16 Roller, feed/separation RF5-3338-000CN 4
17 Roller, PICK RF5-3340-000CN 2
18 Collar RB2-5547-000CN 1
19 Link, connect RB2-5528-000CN 1
20 Spring, tension RS6-2285-000CN 1
268 Chapter 8 Parts and diagrams
Figure 138. Internal components (2 of 4)
11
8
7
5
3
2
1
4
56
6
9
10
12
12
17
15
14
13
15
16
18
19
20
20
Internal 269
Table 37. Internal components (2 of 4)
Ref Description 9000 part number 9040/9050 part number
(if different) Qty
1 Front fusing mount RB2-5517-000CN 1
2 Front fusing rail RB2-5515-000CN 1
3 Back fusing rail RB2-5516-000CN 1
4 Back fusing mount RB2-5518-000CN 1
5 Spring, leaf RB2-5523-000CN 2
6 Screw, M3 by 6 XA9-1275-000CN
7 Fuser connector holder assembly RG5-5724-020CN 1
8 Fuser power cable RG5-5771-000CN 1
9 Gear, 21T RS5-0708-000CN 1
10 Fuser high-voltage cable RG5-5772-000CN 1
11 Feed guide, transfer RG5-5651-000CN 1
12 Screw, M3 by 6, RS XA9-1275-000CN
13 Screw, M3 by 8, RS XA9-1276-000CN
14 Fuser assembly, 110 V RG5-5750-170CN 1
14 Fuser assembly, 220 V RG5-5751-170CN 1
15 Screw, M3 by 8 XA9-1276-000CN
16 Toner contact assembly RG5-5717-000CN 1
17 Spring, tension RS6-2299-000CN
18 Arm, shutter RB2-5639-000CN 1
19 Shutter, laser RB2-5640-000CN 1
20 Spring, tension RS6-2296-000CN 2
270 Chapter 8 Parts and diagrams
Figure 139. Internal components (3 of 4)
1
1
14
2
2
2
2
2
2
2
4
3
4
7
6
5
89
13
10
12
11
Internal 271
Table 38. Internal components (3 of 4)
Ref Description 9000 part number 9040/9050 part
number (if different) Qty
1 Screw, M3 by 6, RS XA9-1275-000CN
2 Screw, M3 by 8, RS XA9-1276-000CN
3 Latch mount assembly RG5-5704-000CN 1
4 End paper sensor assembly RG5-5699-000CN 2
5 Upper cable guide assembly RG5-7787-000CN 1
6 Fan, #5, cartridge fan RH7-5306-000CN RG5-5729-000CN 1
7 Right rail assembly RG5-5715-000CN 2
8 Cartridge, front pressure assembly RG5-5709-000CN 1
9 Cartridge, back pressure assembly RG5-5710-000CN 1
10 Spring, compression RS6-2302-000CN
11 Laser/scanner assembly RG5-5826-000CN 1
12 Rod, switch, ON/OFF RB2-5661-000CN 1
13 Left rail, upper RG5-5713-000CN 1
14 Left rail, lower RG5-5714-000CN 1
272 Chapter 8 Parts and diagrams
Figure 140. Internal components (4 of 4)
12
7
3
2
1
4
6
5
8
11
10
9
13
12
12
12
12
13
13
13
13
13
Internal 273
Tabl e 39. Internal components (4 of 4)
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
1 Low voltage power supply assembly 110 V RG5-5730-000CN RG5-7778-000CN 1
1 Low voltage power supply assembly 220 VRG5-5731-000CN RG5-7779-000CN 1
2 Cable, HVPS flat ribbon RH2-5445-000CN 1
3 Fan, #1, power supply RH7-5294-000CN 1
4 Fan, #2, controller RH7-5295-000CN RH7-1623-000CN 1
5 Back cable holder assembly RG5-5725-030CN RG5-7786-000CN 1
6 Fan connecting cable RG5-5759-000CN RG5-7783-000CN 1
7 Inlet a s sembly (Power SW 10) RG5-5727-000CN 1
8 High voltage power supply (HVPS) RG5-5728-050CN 1
9 Connector assembly RG5-5779-000CN 1
10 Toner sensor contact with memory
(antenna) RG5-5719-000CN 1
11 Main cable harness assembly RG5-5722-000CN 1
12 Screw, M3 by 6, RS XA9-1275-000CN
13 Screw, M3 by 8, RS XA9-1276-000CN
274 Chapter 8 Parts and diagrams
Drum feed drive assembly
Figure 141. Drum feed drive assembly
2
1
Table 40. Drum feed drive assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Drum feed drive assembly RG5-5656-060CN 1
1 Main motor (M2) RH7-5287-000CN 1
2 Screw, M3 by 6 XA9-1275-000CN
Internal 275
Fuser delivery drive assembly
Figure 142. Fuser delivery drive assembly
1
2
3
4
Table 41. Fuser delivery drive assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Fuser delivery drive assembly RG5-5659-000CN RG5-7789-000CN 1
1 Screw, M3 by 6, RS XA9-1275-000CN
2 Lever, switch RB2-6077-000CN 1
3 Motor, DC, 24V (M1) RG5-5288-000CN RH7-1622-000CN 1
4 Microswitch (SW1) WC4-5171-000CN 1
276 Chapter 8 Parts and diagrams
Cartridge lifter assembly
Figure 143. Cartridge lifter assembly
1
2
Table 42. Cartridge lifter assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Cartri dge lifter assembly RG5-5741-020CN 1
1 Spring, tension RS6-2298-020CN 1
2 Screw, M3 by 6 XA9-1275-000CN
Internal 277
500-sheet trays (tray 2 and tray 3)
Figure 144. 500-sheet trays (tray 2 and tray 3)
1
2
3
Table 43. 500-sheet trays (tray 2 and tray 3)
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
500-sheet trays RG5-5635-080CN 1
1 Custom/standard switch RB2-5813-000CN 1
2 Spring, torsion RB2-5816-000CN 1
3 Screw, W/W, M3 by 29.5 XA9-0668-000CN
278 Chapter 8 Parts and diagrams
Paper input unit
Figure 145. Paper input unit
1
1
1
1
1
1
1
1
1
2
Table 44. Paper input unit
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Paper input unit RG5-5681-030CN 1
1 Screw, M3 by 6, RS XA9-1275-000CN
2 Paper pickup PCA RG5-5678-000CN 1
Internal 279
Registration assembly
Figure 146. Registration assembly
Table 45. Registration assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Registration assembly RG5-5663-000CN 1
280 Chapter 8 Parts and diagrams
Transfer roller assembly
Figure 147. Transfer roller assembly
1
23
Table 46. Transfer roller assembly
Ref Description 9000 part number 9040/9050 par t
number (if different)Qty
Transfer roller assembly RG5-5662-000CN 1
1 Holder, transfer RG5-5653-000CN 1
2 Roller, transfer RF5-3319-000CN 1
3 Guide, transfer/pre-transfer RG5-5654-000CN 1
Internal 281
Delivery assembly
Figure 148. Delivery assembly
1
2
4
5
6
39
8
7
10
282 Chapter 8 Parts and diagrams
Table 47. Delivery assembly
Ref Description 9000 part number 9040/9050 par t
number (if different)Qty
Delivery assembly RG5-5643-030CN 1
1 Delivery cross member assembly RG5-5645-000CN 1
2 Delivery PCA RG5-5649-000CN 1
3 Flag, sensor RB2-6037-000CN 1
4 Lever, sensor RB2-6035-000CN 1
5 Screw, M3 by 8 XA9-1276-000CN 1
6 Fan, #3, rear delivery RH7-5296-000CN 1
7 Fan, #4, front delivery RH7-5297-000CN 1
8 Fan, #6, face down tray RH7-5302-000CN 1
9 Lever, sensor RB2-6036-000CN 1
10 Spring, tension RB2-6042-000CN 1
Internal 283
PCA assembly location
Figure 149. PCA assembly location
1
2
3
4
Table 48. PCA location
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
1 DC controller PCA RG5-5778-120CN RG5-7780-000CN 1
2 Delivery PCA RG5-5649-000CN 1
3 Print cartridge memory controller PCA RG5-6996-000CN 1
4 Paper pickup (PIU) PCA RG5-5678-000CN 1
284 Chapter 8 Parts and diagrams
Tray 4
Tray 4 main body
Figure 150. Tray 4 main body (1 of 2)
11
6
5
4
3
2
1
10
9
8
8
7
8
8
10
10
12
13
14
15
16
18
17
Tray 4 285
Table 49. Tray 4 main body (1 of 2)
Ref Description 9000 par t number 9040/9050 part
number (if different)Qty
1 Cover, front RB2-7648-040CN 1
2 Cover, right RB2-7649-000CN 1
3 Cover, right back RB2-7650-000CN 1
4 Cover, left back RB2-7651-000CN 1
5 Cover, center RB2-7652-000CN 1
6 Cover, back RF5-3644-000CN 1
7 Cover, left RF5-3645-000CN 1
8 Screw, stepped RS5-9099-000CN 6
9 Screw, W/W, M4 by 6 XA9-0994-000CN 7
10 Screw, M4 by 6 XB6-7400-000CN
11 Paper path connection unit (PPCU) RG5-6227-000CN 1
12 Paper input unit (PIU) RG5-6208-150CN 1
13 Feed/separation rollers RF5-3338-000CN 3
14 Tray 4 vertical registration assembly (VTU/
15 Tray 4 RG5-6212-300CN 1
16 Lever, standard/custom RB2-7762-020CN 1
17 Caster RB2-7709-000CN 2
18 Screw, M4 by 8 XA9-0732-000CN 7
Not
shown Tray 4-to-engine stabilizing screws 0515-4318 2
286 Chapter 8 Parts and diagrams
Figure 151. Tray 4 main body (2 of 2)
7
6
4
3
2
1
5
8
8
8
8
8
8
3
9
10
Tray 4 287
Table 50. Tray 4 main body (2 of 2)
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
1 Caster, back RB2-7678-020CN 2
2 Caster, front swivel RB3-0304-040CN 2
3 Screw, M5 by 12 XA9-0912-000CN 14
4 Switch assembly (SW21) RG5-6206-020CN 1
5 Paper size sensing assembly RG5-6207-040CN 1
6 Screw, M4 by 8, RS XA9-0732-000CN 4
7 Paper volume sensing assembly RG5-6229-030CN 1
8 Screw, M4 by 6 XA9-0994-000CN 12
9 Power supply RG5-6250-000CN 1
10 Jet-Link cable holder assembly (see 10a,
10b, and 10c)
10a Holder RB2-7662-000CN
10b Cable assembly RG5-6240-000CN
10c Grounding cable RG5-6249-000CN
288 Chapter 8 Parts and diagrams
Tray 4 drive assembly
Figure 152. Tray 4 drive assembly
21
Table 51. Tray 4 drive assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Tray 4 deck drive assembly RG5-6228-040CN 1
1 Motor RH7-1481-000CN 1
2 Screw, M3 by 6 with washer XB2-6300-607CN 2
Tray 4 289
Tray 4 PCA location
Figure 153. Tray 4 PCA location
1
2
3
4
Table 52. Tray 4 PCA location
Ref Description 90 00 part number 9040/9050 part
number (if different)Qty
1 Paper size PCA RG5-6238-000CN 1
2 Paper volume PCA RG5-6237-000CN 1
3 Deck controller PCA RG5-6235-120CN 1
4 LED PCA RG5-6239-000CN 1
290 Chapter 8 Parts and diagrams
Tray 1
Figure 154. Tray 1 assembly
1
2
5
3
4
Table 53. Tray 1 assembly
Ref Description 9000 part number 9040/9050 part
number (if different)Qty
Tray 1 C8568-67902 1
1 Tray assembly RG5-5809-000CN
2 Service cover assembly RG5-5811-040CN 1
3 Roller, pickup RF5-3403-000CN 1
4 Roller, separation RF5-3404-000CN 2
5 Cover hooks RB2-6537-000CN 2
Alphabetical parts list 291
Alphabetical parts list
Table 54. Alphabetical parts list
Description Part number Figure and page
Arm, front cover RB2-5654-000CN Figure 137 on page 266
Arm, shutter RB2-5639-000CN Figure 138 on page 268
Back cable holder assembly (HPLaserJet 9040/9050) RG5-7786-000CN Figure 140 on page 272
Back cable holder assembly (HPLaserJet 9000) RG5-5725-030CN Figure 140 on page 272
Back cover assembly RG5-5701-000CN Figure 134 on page 262
Bushing RB2-5652-000CN Figure 134 on page 262
Cable, flat RH2-5445-000CN Figure 140 on page 272
Cap, left cover RB2-5675-000CN Figure 134 on page 262
Cartridge back pressure assembly RG5-5710-000CN Figure 139 on page 270
Cartridge front pressure assembly RG5-5709-000CN Figure 139 on page 270
Cartridge lifter assembly RG5-5741-020CN Figure 143 on page 276
Caster, back RB2-7678-020CN Figure 151 on page 286
Caster, front swivel RB3-0304-040CN Figure 151 on page 286
Collar RB2-5547-000CN Figure 137 on page 266
Connector assembly RG5-5779-000CN Figure 140 on page 272
Control lever assembly RG5-5746-000CN Figure 137 on page 266
Control panel assembly RG5-5703-060CN Figure 134 on page 262
Control panel overlay RB2-5703-000CN Figure 134 on page 262
Cover, back RF5-3644-000CN Figure 150 on page 284
Cover, back left RB2-7651-000CN Figure 150 on page 284
Cover, back right RB2-7650-000CN Figure 150 on page 284
Cover, front RB2-7648-040CN Figure 150 on page 284
Cover hooks RB2-6537-000CN Figure 154 on page 290
Cover, left (left door) RB2-6007-000CN Figure 135 on page 264
Cover, left (tray 4) RF5-3645-000CN Figure 150 on page 284
Cover, left back RB2-5685-000CN Figure 134 on page 262
Cover, left lower RB2-5687-000CN Figure 134 on page 262
Cover, left rail RB2-5683-000CN Figure 134 on page 262
Cover, left, top RB2-5660-000CN Figure 134 on page 262
Cover, left upper RB2-6491-000CN Figure 134 on page 262
Cover, multipurpose blanking RB2-5676-000CN Figure 134 on page 262
Cover, operation panel, 100 to 127 V RB2-5701-000CN Figure 134 on page 262
Cover, right RB2-5662-000CN Figure 136 on page 265
Cover, right (tray 4) RB2-7649-000CN Figure 150 on page 284
Cover, right back RB2-5684-000CN Figure 134 on page 262
Cover, right door RB2-5697-000CN Figure 137 on page 266
292 Chapter 8 Parts and diagrams
Cover, right lower RB2-5689-000CN Figure 134 on page 262
Cover, right rail RB2-5682-000CN Figure 134 on page 262
Cover, right top RB2-5659-000CN Figure 134 on page 262
Cover, upper RB2-7652-000CN Figure 150 on page 284
Damper assembly RG5-5648-000CN Figure 135 on page 264
DC controller PCA RG5-7780-120CN Figure 149 on page 283
Deck controller PCA RG5-6235-120CN Figure 153 on page 289
Delivery cross member assembly RG5-5645-000CN Figure 148 on page 281
Delivery feed assembly RG5-5643-030CN Figure 148 on page 281
Delivery PCA RG5-5649-000CN Figure 148 on page 281
Delivery PCA RG5-5649-000CN Figure 149 on page 283
Diverter assembly RG5-5647-050CN Figure 135 on page 264
Drum feed drive assembly RG5-5656-050CN Figure 141 on page 274
E ring XD9-0136-000CN Figure 143 on page 276
E ring XD9-0134-000CN Figure 143 on page 276
End paper sensor assembly RG5-5699-000CN Figure 139 on page 270
Fan, #1, power supply RH7-5294-000CN Figure 140 on page 272
Fan, #2, controller (HPLaserJet 9040/9050) RH7-1623-000CN Figure 140 on page 272
Fan, #2, controller (HPLaserJet 9000) RH7-5295-000CN Figure 140 on page 272
Fan, #3 RH7-5296-000CN Figure 148 on page 281
Fan, #4 RH7-5297-000CN Figure 148 on page 281
Fan, #5 (HPLaserJet 9040/9050) RH7-5306-000CN Figure 139 on page 270
Fan, #5 (HPLaserJet 9000) RG5-5729-000CN Figure 139 on page 270
Fan, #6 RH7-5302-000CN Figure 148 on page 281
Fan connecting cable (HPLaserJet 9040/9050) RG5-7783-000CN Figure 140 on page 272
Fan connecting cable (HPLaserJet 9000) RG5-5759-000CN Figure 140 on page 272
Feed PCA RG5-5678-000CN Figure 145 on page 278
Feed PCA RG5-5678-000CN Figure 149 on page 283
Flag, sensor RB2-6037-000CN Figure 148 on page 281
Foot, left side RB2-5529-000CN Figure 137 on page 266
Foot, right side RB1-6421-000CN Figure 137 on page 266
Frame, delivery RB2-6006-000CN Figure 135 on page 264
Front cover assembly RG5-5702-000CN Figure 134 on page 262
Front inside cover assembly RG5-5721-000CN Figure 137 on page 266
Fuser assembly 110 V RG5-5750-170CN Figure 138 on page 268
Fuser assembly 220 V RG5-5751-170CN Figure 138 on page 268
Fuser delivery drive assembly (HPLaserJet 9040/9050) RG5-7789-000CN Figure 142 on page 275
Fuser delivery drive assembly (HPLaserJet 9000) RG5-5659-000CN Figure 142 on page 275
Fuser high-voltage cable RG5-5772-000CN Figure 138 on page 268
Fusing connector holder assembly RG5-5724-000CN Figure 138 on page 268
Table 54. Alphabetical parts list (continued)
Description Part number Figure and page
Alphabetical parts list 293
Fusing jam clearing assembly RG5-5700-000CN Figure 137 on page 266
Fusing power cable RG5-5771-000CN Figure 138 on page 268
Gear, 21T RS5-0708-000CN Figure 138 on page 268
Guide, cartridge RB2-5526-000CN Figure 137 on page 266
Guide, pickup RB2-5522-000CN Figure 137 on page 266
Guide rail, cartridge RG5-5718-000CN Figure 137 on page 266
Guide, transfer/pre-transfer RG5-5654-000CN Figure 147 on page 280
High voltage power supply (HVPS) RG5-5728-050CN Figure 140 on page 272
Hinge arm, front cover RB2-5654-000CN Figure 137 on page 266
Hinge mount, damper RB2-5570-020CN Figure 137 on page 266
Holder, transfer RG5-5653-000CN Figure 147 on page 280
Inlet assembly (Power SW10) RG5-5727-000CN Figure 140 on page 272
Jet-Link cable assembly RG5-6240-000CN Figure 151 on page 286
Jet-Link grounding cable RG5-6249-000CN Figure 151 on page 286
Jet-Link holder RB2-7662-000CN Figure 151 on page 286
Knob, cassette RB2-5813-000CN Figure 144 on page 277
Knob, jam removal RB2-5845-000CN Figure 137 on page 266
Label, custom/standard switch 5851-1391 Figure 144 on page 277
Laser/scanner assembly RG5-5826-000CN Figure 139 on page 270
Latch mount assembly RG5-5704-000CN Figure 139 on page 270
Latch, roller-action RB2-5700-000CN Figure 134 on page 262
LED PCA RG5-6239-000CN Figure 153 on page 289
Left door and diverter RG5-5646-050CN Figure 135 on page 264
Left upper cover assembly RG5-5705-000CN Figure 134 on page 262
Lever, custom RB2-7762-020CN Figure 150 on page 284
Lever, sensor RB2-6035-000CN Figure 148 on page 281
Lever, switch RB2-6077-000CN Figure 142 on page 275
Link, connect RB2-5528-000CN Figure 137 on page 266
Low voltage power supply assembly 110 V (HPLaserJet
9040/9050) RG5-7778-000CN Figure 140 on page 272
Low voltage power supply assembly 110 V (HPLaserJet
9000) RG5-5730-000CN Figure 140 on page 272
Low voltage power supply assembly 220 V (HPLaserJet
9040/9050) RG5-7779-000CN Figure 140 on page 272
Low voltage power supply assembly 220 V (HPLaserJet
9000) RG5-5731-000CN Figure 140 on page 272
Main cable harness holder assembly RG5-5722-000CN Figure 140 on page 272
Main motor (M2) RH7-5287-000CN Figure 141 on page 274
Microswitch (SW1) WC4-5171-000CN Figure 142 on page 275
Motor RH7-1481-000CN Figure 152 on page 288
Motor, DC, 24V (M1) (HPLaserJet 9040/9050) RH7-1622-000CN Figure 142 on page 275
Table 54. Alphabetical parts list (continued)
Description Part number Figure and page
294 Chapter 8 Parts and diagrams
Motor, DC, 24V (M1) (HPLaserJet 9000) RG5-5288-00CN Figure 142 on page 275
Mount, back fusing RB2-5518-000CN Figure 138 on page 268
Mount, damper RB2-5570-000CN Figure 137 on page 266
Mount, front fusing RB2-5517-000CN Figure 138 on page 268
Multi-purpose cable RG5-5763-000CN Figure 136 on page 265
Multi-purpose grounding cable RG5-5764-000CN Figure 136 on page 265
Paper input unit (PIU) (engine) RG5-5681-030CN Figure 145 on page 278
Paper input unit (PIU) RG5-6208-150CN Figure 150 on page 284
Paper path connection assembly (PPCU) RG5-6227-000CN Figure 151 on page 286
Paper size PCA RG5-6238-000CN Figure 153 on page 289
Paper-size sensing assembly RG5-6207-040CN Figure 151 on page 286
Paper volume PCA RG5-6237-000CN Figure 153 on page 289
Paper volume sensing assembly RG5-6229-030CN Figure 151 on page 286
Pin, fusing shutter RB2-5656-000CN Figure 134 on page 262
Print cartridge memory controller PCA RG5-6996-000CN Figure 149 on page 283
Rail, back fusing RB2-5516-000CN Figure 138 on page 268
Rail, front fusing RB2-5515-020CN Figure 138 on page 268
Registration assembly RG5-5663-000CN Figure 146 on page 279
Right cover assembly RG5-5737-000CN Figure 136 on page 265
Right cover knob assembly RG5-5740-000CN Figure 136 on page 265
Right rail assembly RG5-5715-000CN Figure 139 on page 270
Rod, switch RB2-5661-000CN Figure 139 on page 270
Roller, feed retard RF5-3338-000CN Figure 137 on page 266
Roller, feed retard RF5-3338-000CN Figure 151 on page 286
Roller, PIC RF5-3340-000CN Figure 137 on page 266
Roller, transfer RF5-3319-000CN Figure 147 on page 280
Screw, M3 by 6 XA9-1275-000CN Figure 138 on page 268
Screw, M3 by 6 XA9-1275-000CN Figure 141 on page 274
Screw, M3 by 6 XA9-1275-000CN Figure 143 on page 276
Screw, M3 by 6, RS XA9-1275-000CN Figure 137 on page 266
Screw, M3 by 6, RS XA9-1275-000CN Figure 138 on page 268
Screw, M3 by 6, RS XA9-1275-000CN Figure 139 on page 270
Screw, M3 by 6, RS XA9-1275-000CN Figure 140 on page 272
Screw, M3 by 6, RS XA9-1275-000CN Figure 142 on page 275
Screw, M3 by 6, RS XA9-1275-000CN Figure 145 on page 278
Screw, M3 by 8 XA9-1200-000CN Figure 136 on page 265
Screw, M3 by 8 XA9-1276-000CN Figure 138 on page 268
Screw, M3 by 8 XA9-1276-000CN Figure 148 on page 281
Screw, M3 by 8, RS XA9-1276-000CN Figure 136 on page 265
Screw, M3 by 8, RS XA9-1276-000CN Figure 137 on page 266
Table 54. Alphabetical parts list (continued)
Description Part number Figure and page
Alphabetical parts list 295
Screw, M3 by 8, RS XA9-1276-000CN Figure 138 on page 268
Screw, M3 by 8, RS XA9-1276-000CN Figure 139 on page 270
Screw, M3 by 8, RS XA9-1276-000CN Figure 140 on page 272
Screw, M4 by 6 XA9-0994-000CN Figure 151 on page 286
Screw, M4 by 10 XA9-1189-000CN Figure 135 on page 264
Screw, M4 by 8, RS XA9-0732-000CN Figure 151 on page 286
Screw, stepped RS5-9099-000CN Figure 150 on page 284
Screw, TP, M4 by 6 XB6-7400-000CN Figure 150 on page 284
Screw, W/W, M3 by 6 XB2-6300-607CN Figure 152 on page 288
Screw, W/W, M3 by 29.5 XA9-0668-000CN Figure 144 on page 277
Screw, W/W, M4 by 6 XA-0994-000CN Figure 150 on page 284
Screw, W/W, M5 by 12 XA9-0912-000CN Figure 151 on page 286
Service cover assembly RG5-5811-040CN Figure 154 on page 290
Shutter, laser RB2-5640-000CN Figure 138 on page 268
Spring, compression RS6-2302-000CN Figure 139 on page 270
Spring, leaf RB2-5523-000CN Figure 138 on page 268
Spring, tension RS6-2285-000CN Figure 137 on page 266
Spring, tension RS6-2296-000CN Figure 138 on page 268
Spring, tension RS6-2299-000CN Figure 138 on page 268
Spring, tension RS6-2298-020CN Figure 143 on page 276
Spring, torsion RB2-5816-000CN Figure 144 on page 277
Strap, rock block RB2-5655-000CN Figure 134 on page 262
Switch assembly (SW21) RG5-6206-020CN Figure 151 on page 286
Tape, cover (retaining strap) RB2-5653-000CN Figure 134 on page 262
Tape, cover (retaining strap) RB2-5653-000CN Figure 136 on page 265
Toner contact assembly RB2-5717-000CN Figure 138 on page 268
Toner sensor contact with memory (antenna) RG5-5719-000CN Figure 140 on page 272
Torque, limiter RB2-5759-000CN Figure 137 on page 266
Transfer guide assembly RG5-5651-000CN Figure 138 on page 268
Transfer roller assembly RG5-5662-000CN Figure 147 on page 280
Tray 1 assembly RG5-5809-000CN Figure 154 on page 290
Tray, face-up RB2-5690-000CN Figure 134 on page 262
Tray, 500-sheet RG5-5635-080CN Figure 144 on page 277
Tray 4