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commands
DOS 404
PJL 404
Commercial Service and Support Organization
America (CSSO-A) 43
Europe (CSSO-E) 43
compact disc, service parts information 44
components
replacing 42
configuration
color misregistration sensor (PS12) replacement
355, 476
DC controller PCB replacement 353, 354, 475
DC controller, previously installed, replacement
353, 474
enhanced I/O (EIO) 69
formatter PCB and DC controller PCB replacement
at same time 352, 474
formatter PCB replacement 352, 474
fuser replacement 355, 476
laser/scanner assembly replacement 355, 476
media sensor (PS5) replacement 354
media sensor (PS5)replacement 476
network 68
parallel 67
transfer unit replacement 355, 477
USB 66
configuration page
printing 428
connectors
locating 458
control panel
diagnostics 436
error messages 312
locking 76
overlays, part numbers 470
troubleshooting 407
control panel PCB
removal and replacement 287
controls
cartridge cleaning 163
color misregistration 174
developing cylinder engaging/disengaging 162
developing motor 125
drum motor 124
environmental 178
fan 125
feed speed 186
heater temperature 127
horizontal synchronous 142
image density (D-max) 179
image halftone (D-half) 179
image mask 143
image stabilization 177
ITB (transfer) unit 167
laser 140
laser emission 142
memory tag 160
phase 145
primary transfer roller engaging/disengaging 171
reverse 193
scanner motor 144
secondary transfer roller engaging/disengaging 172
speed 145
video interface 135
country/region of origin, determining 22
cover, left, 500-sheet paper feeder
removal and replacement 297
cover, right, 500-sheet paper feeder
removal and replacement 297
crooked images 368
CSSO-A (Commercial Service and Support
Organization-America) 43
CSSO-E (Commercial Service and Support
Organization-Europe) 43
cutouts 24
D
DC controller
circuit 119
function 119
replacement configuration 353, 355, 475, 476
replacement configuration, previously installed
354, 475
DC controller PCB
removal and replacement 278
delivery motor (M2)
removal and replacement 271
Deskjet transparencies
avoiding 26
detection
cartridge life 161
cartridge presence 160
color misregistration 176
developing cylinder engaging/disengaging 163
failure 130
failure, laser diode 144
failure, scanner motor 145
image density 180
ITB (transfer) unit 168
jams 199
media 189
toner level 161
transfer roller engaging/disengaging, secondary
173
transfer unit life 169
waste toner full 167
developing cylinder engaging/disengaging
control 162
detection 163
562 Index ENWW