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Q
quality. See print quality
R
recycling
HP printing supplies returns and
environmental program 508
reformat product hard disk 423
registration assembly
removing 128
registration roller
Service menu reset 422
regulatory statements
Declaration of Conformity 511
environmental product
stewardship program 507
removing parts
cartridge fan 137
cassette feed guide 118
cautions for 68
checklists 70
control-panel assembly 95
controller PCA (optional paper
feeder) 232
DC controller PCA and
tray 155
DC controller PCA only 155
delivery assembly 145
delivery fan 143
developing-disengagement
motor 168
drum motors 199
duplex-drive assembly 151
environmental sensor 137
exhaust fan 169
feed and separation rollers 86
formatter PCA 78
front door (optional paper
feeder) 216
front-door assembly 95
front-top cover 95
fuser 85
fuser motor 200
fuser-drive assembly 211
hard drive 79
high-voltage power supply
lower 163
high-voltage power supply
upper 196
interconnect board (ICB) 153
intermediate transfer belt 92
ITB motor 202
laser/scanner assembly (C/
Bk) 190
laser/scanner assembly (Y/
M) 186
left cover 95
left cover (optional paper
feeder) 222
lifter assembly (optional paper
feeder) 229
lifter base assembly 175
lifter-drive assembly 173
lifter-drive assembly (optional
paper feeder) 230
low-voltage power supply 157
main-drive assembly 203
memory DIMM 81
pickup assembly (optional paper
feeder) 226
pickup motor 172
pickup motor (optional paper
feeder) 231
pickup roller (tray 1) 87
power-supply cover 95
power-supply fan 152
print cartridges 70
rear cover 95
rear cover (optional paper
feeder) 218
rear-right cover (optional paper
feeder) 225
rear-top cover 95
registration assembly 128
registration density (RD) sensor
assembly 124
residual-toner and feed
assembly 134
residual-toner-feed motor 133
right cover (optional paper
feeder) 224
right door (optional paper
feeder) 216
right-door assembly 95
right-front cover 95
right-front cover (optional paper
feeder) 219
right-rear cover 95
secondary transfer
assembly 119
secondary transfer roller 90
separation pad (Tray 1) 121
toner-collection sensor and
scanner-thermistor
assembly 141
toner-collection unit 76
tools, required 69
tray cassette 70
tray-pickup assembly 180
tray-pickup drive
assembly 178
upper-left cover 95
repeating defects,
troubleshooting 312
replacing
parts 68
reset product 424
resets menu 342
resolution
tr
oubleshoo
ting quality 410
retrieve job menu 314
reverse and feed control,
duplexer 52
right door
jams 346
roller
feed and separation roller (Trays
2–5), removing 86
pickup roller (Tray 1),
removing 87
rollers
locations xxviii
secondary transfer roller,
removing 119
separation pad (Tray 1),
removing 121
ruler, repetitive defect 312
S
safety features
when front door is open 13
safety statements 512, 513
scanner-motor failure 19
screwdrivers, required 69
screws
part numbers 430
replacing 68
secondary transfer processes 26
secondary transfer roller,
removing 90
ENWW Index 521