printing slowly 524
skewed 521
pages count 526
reset 526
See also counts
paper
pickup assembly, removing 128
stop in path for testing 304
wrinkled 521
paper delivery assembly
removing 176
paper jams
locations 491
paper movement
operation 43
paper path
diagnostic test 279
operation 54
stop movement for testing 304
paper-path
test, sensors 303
parameters, EP, troubleshooting
337
part number
500-sheet tray 545
print cartridge 541
parts 539
parts lists and diagrams
1x500 paper feeder 578
3x500 paper feeder 584
cassette 570
covers, panels, and doors 548
internal components 552, 554,
556, 558, 560, 562, 564, 566,
568
paper delivery assembly 574
paper pick-up assembly 572
printed circuit assemblies 576
right door components 550
using 546
password
Service menu PIN 526
pick-up rollers
part numbers 543
port configuration information 341
power
consumption 628
power supply
troubleshooting 271
power switch PCA
removing 209
pre-exposure stage 28
pre-troubleshooting checklist 268
primary charging stage 28
primary transfer stage 31
print cartridge
developing unit engagement and
disengagement 35
life detection 35
memory tag 35
ordering 541
part number 541
presence detection 35
toner level detection 35
print cartridges
diagnostic test 278
error messages 480
removing 85
replace message 480
Print Options menu, control panel
256, 363
print quality
built-in troubleshooting pages
334
manual print modes 514
test pages 334
troubleshooting 517
Print Quality menu options 514
Print Settings menu, control panel
255, 361
Print Test Page 351
printing
modes, manual 514
stop for testing 304
troubleshooting 524
problem source
determine 268
problem-solving
event-log messages 390, 488
messages, types of 390
networks 377
Process Cleaning Page 387
product specifications 627
Q
quality
print, troubleshooting 517
R
recycling 631
electronic hardware 634
HP printing supplies returns and
environmental program 632
removal order
removing order 84
removal strategy
removing and replacing 82
removing parts
1 x 500-sheet paper feeder
assembly 211
3 x 500-sheet paper feeder
assembly 225
after-service checklist 84
before-service checklist 84
control-panel assembly 108
DC controller PCA 197
delivery drive assembly (simplex
models) 181
developing motor 187
developing-disengagement
motor 189
driver PCA 207
drum motor 186
duplex drive assembly (duplex
models) 179
environmental sensor 210
formatter case 123
formatter fan 194
formatter PCA 100
front-door assembly 117
fuser 90
fuser drive assembly 164
fuser fan 192
fuser gear assembly 168
fuser motor 188
high-voltage power supply, first
transfer 203
high-voltage power supply,
second transfer 205
ICB PCA 194
imaging (developing) high-
voltage power supply 202
intermediate transfer belt 98
ITB motor 184
laser/scanner assembly 125
left cover 110
lifter-drive assembly 138
low-voltage power supply 199
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