HP Color LaserJet CP5220 Series Printer Service Manual

Theory of operation......Page 13
Product block diagram......Page 14
Normal sequence of operation......Page 15
Input/output......Page 17
Control panel......Page 18
Engine-control system......Page 19
DC controller......Page 20
Motors......Page 23
Fans......Page 25
Fuser-control circuit......Page 26
Fuser temperature control......Page 27
Fuser protective function......Page 28
Fuser failure detection......Page 29
Low-voltage power supply......Page 30
Overcurrent/overvoltage protection......Page 32
High-voltage power supply......Page 33
Laser scanner system......Page 35
Laser failure detection......Page 36
Electrophotographic process......Page 37
Image formation process......Page 39
Primary charging......Page 40
Laser beam exposure......Page 41
Developing block......Page 42
Secondary transfer......Page 43
Fusing block......Page 44
Drum cleaning block......Page 45
Print cartridges......Page 46
Developing unit engagement and disengagement control......Page 47
ITB unit......Page 49
Primary transfer roller engagement and disengagement control......Page 50
ITB cleaning mechanism......Page 51
Color-misregistration control......Page 52
Image stabilization control......Page 53
Image halftone control (DHALF)......Page 54
Pickup, feed, and delivery system......Page 55
Photo sensors......Page 56
Cassette pickup......Page 57
Cassette multiple-feed prevention......Page 58
Tray 1 (MP tray) paper pickup......Page 59
Tray 1 (MP tray) last-paper detection......Page 60
Paper feed......Page 61
Skew-feed prevention......Page 63
Loop control......Page 64
Pressure roller pressurization and depressurization control......Page 66
Output bin full detection......Page 67
Duplex block (duplex models only)......Page 68
Jam detection......Page 69
Paper feeder......Page 71
Paper-feeder motors......Page 72
Paper-feeder cassette lift operation......Page 73
Paper-feeder jam detection......Page 74
Removal and replacement......Page 75
Introduction......Page 76
Removal and replacement strategy......Page 77
Electrostatic discharge......Page 78
Required tools......Page 79
Print-quality test......Page 80
Print cartridges......Page 81
Toner-collection unit......Page 84
Install memory and font DIMMs......Page 86
Check DIMM installation......Page 90
Fuser......Page 91
Pickup roller (Tray 1)......Page 92
Separation pad (Tray 1)......Page 93
Separation roller assembly (Tray 2)......Page 94
Pickup roller (Tray 2)......Page 96
Pickup roller, separation roller, and feed roller (Tray 3)......Page 97
Secondary transfer roller......Page 98
Intermediate transfer belt (ITB)......Page 99
Identification and location......Page 101
Right-front cover and control-panel assembly......Page 102
Left cover......Page 104
Toner collection unit access door......Page 105
Right-rear cover......Page 107
Remove the top cover......Page 108
Front-door assembly......Page 110
Right-door assembly......Page 114
Internal assemblies......Page 116
Remove the laser scanner assembly......Page 117
Remove the cassette pickup drive assembly......Page 120
Remove the registration sensor assembly......Page 124
Remove the lifter-drive assembly......Page 127
ITB front guide assembly......Page 129
ITB rear guide assembly......Page 131
Residual toner full sensor......Page 132
Remove the residual toner full sensor......Page 133
Formatter case......Page 135
Remove the delivery assembly......Page 136
Remove the duplex-drive assembly......Page 139
Remove the delivery drive assembly......Page 141
Remove the residual-toner-feed assembly......Page 142
Remove the ITB motor......Page 144
Remove the drum motor......Page 146
Remove the developing motor......Page 147
Remove the fuser motor......Page 148
Remove the developing-disengagement motor......Page 149
Remove the power-supply fan......Page 151
Remove the fuser fan......Page 154
Formatter resets......Page 156
Remove the DC controller PCA......Page 158
Remove the low-voltage power supply......Page 160
Remove the imaging (developing) high-voltage power supply......Page 164
Remove the first transfer high-voltage power supply......Page 165
Remove the second transfer high-voltage power supply......Page 167
Remove the driver PCA......Page 169
Remove the power switch PCA......Page 171
Remove the environmental sensor......Page 172
Tray 3 left cover......Page 173
Tray 3 right-front cover......Page 175
Tray 3 right door......Page 176
Tray 3 right-lower cover......Page 178
Tray 3 pickup assembly......Page 179
Tray 3 lifter drive assembly......Page 180
Tray 3 pickup motor......Page 181
Tray 3 driver PCA......Page 182
Solve problems......Page 183
Solve problems checklist......Page 184
Menu map......Page 185
Pretroubleshooting checklist......Page 186
Power-on checks......Page 188
Block diagrams......Page 189
Plug/jack locations......Page 191
DC controller connections......Page 192
Product connections......Page 194
Locations of major components......Page 201
General timing charts......Page 208
General circuit diagram......Page 209
Open HP ToolboxFX......Page 212
Event log......Page 213
Set password......Page 214
Help......Page 215
Device Information......Page 216
Paper Setup......Page 217
Save/Restore Settings......Page 218
Other Links......Page 219
Use HP ToolboxFX to troubleshoot print-quality problems......Page 220
Repetitive image-defect ruler......Page 221
Calibrate the product......Page 222
Reports menu......Page 223
System Setup menu......Page 225
Service menu......Page 228
Network Configuration menu......Page 229
Interpret control-panel and status-alert messages......Page 230
Event-log messages......Page 241
Common causes of jams......Page 242
Change Jam Recovery setting......Page 243
Clear jams in the right door......Page 244
Clear jams in Tray 1......Page 247
Clear jams in Tray 2......Page 249
Clear jams in the optional 500-sheet paper and heavy media tray (Tray 3)......Page 250
Clear jams in the lower right door (Tray 3)......Page 251
Image defects table......Page 252
Clean the product......Page 258
Solve performance problems......Page 259
Solve network problems......Page 260
Secondary service menu structure......Page 261
Cold reset......Page 262
Super NVRAM initialization......Page 263
Product updates......Page 264
Parts and diagrams......Page 265
Related documentation and software......Page 266
Customer self repair parts......Page 267
Accessories part numbers......Page 269
How to use the parts lists and diagrams......Page 270
Assembly locations......Page 271
External covers, panels, and doors......Page 272
Right door assembly......Page 274
Internal components (1 of 6)......Page 276
Internal components (2 of 6)......Page 278
Internal components (3 of 6)......Page 280
Internal components (4 of 6)......Page 282
Internal components (5 of 6)......Page 284
Internal components (6 of 6)......Page 286
Cassette......Page 288
Paper pickup assembly......Page 290
Paper delivery assembly......Page 292
Printed circuit assemblies......Page 294
Paper feeder external components......Page 296
Paper feeder internal components......Page 298
Paper feeder PCA......Page 300
Alphabetical parts list......Page 302
Numerical parts list......Page 309
Service and support......Page 317
Hewlett-Packard limited warranty statement......Page 318
HP's Premium Protection Warranty: LaserJet print cartridge limited warranty statement......Page 319
HP Color LaserJet Fuser Kit Limited Warranty Statement......Page 320
End User License Agreement......Page 321
Customer self-repair warranty service......Page 323
Customer support......Page 324
Product specifications......Page 325
Acoustic specifications......Page 326
Environmental specifications......Page 327
Skew specifications......Page 328
Regulatory information......Page 329
FCC regulations......Page 330
Declaration of conformity......Page 331
Laser statement for Finland......Page 332
Substances Table (China)......Page 333
Index......Page 335