EXP Computer C4077-90960 User Manual Page 181
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Power Supply, Low Voltage (LVPS)
1 Remove the Formatter Assembly (see Figure 6-24).
2 Remove the back cover (see Figure 6-4).
3 Remove Fan 3 and its Housing Assembly (see Figure 6-20).
4 Unplug (3) LVPS connectors (Figure 6-41, callout 1).
5 Unplug the LVPS fan (FM1) cable from the DC Controller (Figure 6-41,
callout 2).
6 Remove (7) screws, CH101 (Figure 6-41, callout 3).
Low Voltage Power Supply
Figure 6-41
6-54 Removal and Replacement
- HP LaserJet 5Si Family 1
- Printers Service Manual 1
- Service Manual 2
- Conventions 4
- Chapter Descriptions 5
- I\O Information 6
- Subject Index 6
- List of Figures 7
- List of Tables 12
- Product Information 14
- Printer Features 16
- Paper Capacities and Sizes 17
- Identification 20
- Specifications 21
- Media Selection Guidelines 24
- Adhesive Labels 25
- Transparencies 25
- Storing Print Media 26
- Shipping Print Media 26
- Product Overview 27
- Formatter Assemblies 29
- Accessories and Options 30
- Hard Disk 32
- • Use many downloaded fonts 33
- • Print complex documents 33
- Service Approach 34
- Consumables 35
- Toner Cartridge Life 35
- Cartridges 36
- Recycling Toner Cartridges 36
- Technical Assistance 38
- HP CompuServe Forum 39
- Internet 39
- World Wide Web 39
- Other Areas 39
- Warranty 40
- Warranty Limitations 41
- Site Requirements 42
- 2-2 Site Requirements 43
- Operating Environment 44
- Space Requirements 45
- Environmental Requirements 45
- Operating Overview 46
- 3-2 Operating Overview 47
- Using the Control Panel 48
- Indicator Lights 49
- Settings and Defaults 50
- Printer Driver Information 50
- Paper Source Default 50
- Restoring Factory Defaults 51
- Setting the Display Language 51
- Operating 52
- Operating Overview 3-7 52
- Control Panel Menus 55
- Tray Menu 57
- Job Control Menu 58
- Test Menu 59
- Configuration Menu 60
- 3-16 Operating Overview 61
- Print Quality Menu 62
- PostScript Menu 62
- PCL Menu 63
- I/O Menu 64
- MIO 1 and 2 Menus 65
- Service Mode 66
- 3-22 Operating Overview 67
- PowerSave 69
- Testing the Printer 70
- Figure 3-3 PCL Menu Map Page 73
- 3-28 Operating Overview 73
- Cold Reset 75
- Maintenance and Adjustments 76
- Cleaning the Printer 79
- Cleaning Spilled Toner 80
- Preventative Maintenance 81
- (Top Of Page) 82
- 6 After adjusting: 83
- Tray 4 Adjustment Procedure 84
- 10 Tighten both screws 85
- Functional Overview 86
- Basic Printer Functionality 88
- FunctionalBlockDiagram 89
- Power Distribution System 90
- AC Power Distribution 91
- Toner Cartridge Detection 92
- Print Density Adjustment 92
- Formatter System 93
- Resolution Enhancement (REt) 94
- EconoMode 94
- DC Controller System 95
- Engine Test Microswitch 96
- Image Formation System 97
- Toner Cartridge 98
- Drum Cleaning 99
- Drum Conditioning 100
- Image Writing 101
- Image Developing 102
- Image Fusing 104
- Paper Paths and Components 105
- Functional Overview 5-21 106
- Functional 106
- Overview 106
- 5-22 Functional Overview 107
- 5-24 Functional Overview 109
- Functional Overview 5-25 110
- SW601 SW602 Remaining Paper 111
- ON ON 100% 111
- OFF ON 75% 111
- OFF OFF 50% 111
- ON OFF 25% 111
- Functional Overview 5-27 112
- Multi-Bin Mailbox Components 113
- Functional Overview 5-29 114
- 5-30 Functional Overview 115
- Multi-Bin Mailbox Operation 116
- PAPER FEED CYCLE 118
- STAPLING CYCLE 118
- EJECT CYCLE STACKING 118
- 5-34 Functional Overview 119
- Functional Overview 5-35 120
- Paper Feed Cycle 121
- Stapling Cycle 122
- Eject Cycle 122
- Power-On or Reset Sequence 122
- Printer Input Sources 123
- Printing from Tray 1 124
- Two-Sided Printing 124
- Paper Jam Detection 125
- Printer Timing 125
- Functional Overview 5-41 126
- 5-42 Functional Overview 127
- Removal and Replacement 128
- 6-4 Removal and Replacement 131
- Required Tools 133
- User Installable Accessories 134
- Disk Drive 135
- To Reinstall Disk Drive 136
- Duplex Unit 137
- Envelope Feeder 138
- Hardware Table 142
- 6-16 Removal and Replacement 143
- Control Panel 144
- AC Access Cover 145
- Back Cover 146
- Front Cover 147
- Left Lower Cover 149
- Top Cover 150
- Top Cover (1 of 2) 151
- Top Cover (2 of 2) 151
- Figure 6-8 151
- Figure 6-9 151
- 6-24 Removal and Replacement 151
- • Top Cover (see Figure 6-8) 152
- Delivery Unit (1 of 2) 153
- Delivery Unit (2 of 2) 153
- Figure 6-10 153
- Figure 6-11 153
- 6-26 Removal and Replacement 153
- Diverter Assembly 154
- Door Assembly, Diverter 155
- Door Assembly, Right Lower 156
- Figure 6-15 157
- Figure 6-16 157
- 6-30 Removal and Replacement 157
- Fan Housing 158
- Fan Motor 159
- Fan 2, Exhaust (LVPS) 160
- Fan Housing (See Fan 2) 161
- Feeder Assembly 163
- Formatter Assembly 165
- Fusing Assembly 167
- Laser/Scanner Assembly 168
- Main Gear Assembly 169
- Main Gear Assembly (3 of 3) 171
- Figure 6-29 171
- 6-44 Removal and Replacement 171
- Main Motor Assembly 172
- Paper Input Unit (PIU) 173
- PCA, DC Controller 174
- PCA, Output Paper Sensor 175
- Figure 6-35 177
- Figure 6-36 177
- 6-50 Removal and Replacement 177
- PCA, Paper Size 178
- Figure 6-39 179
- 6-52 Removal and Replacement 179
- Paper Size PCA (2 of 3) 179
- Paper Size PCA (3 of 3) 179
- Figure 6-38 179
- Registration Assembly 182
- Figure 6-43 183
- Figure 6-42 183
- 6-56 Removal and Replacement 183
- Figure 6-44 184
- Removal and 184
- Replacement 184
- Removal and Replacement 6-57 184
- Feed Roller 185
- Separation Pad 186
- 1 Remove Trays 2 and 3 187
- Sensor, Registration (PS1) 189
- Transfer Roller Assembly 191
- Tray 1 Assembly 192
- Tray 2/3 Assemblies 193
- Left Cover 195
- Right Cover 196
- Main Drive Assembly 197
- Paper Tray 198
- PCA, Controller 199
- Pickup Assembly 200
- Pickup Assembly Photosensors 201
- Power Supply 202
- Switch Assembly, Paper Size 204
- Transfer Assembly 205
- Tray 4, Transfer Assembly 206
- Figure 6-64 206
- Removal and Replacement 6-79 206
- Delivery Head Assembly 208
- Figure 6-67 209
- Figure 6-68 209
- 6-82 Removal and Replacement 209
- Flipper Assembly 210
- Figure 6-70 211
- Figure 6-71 211
- 6-84 Removal and Replacement 211
- Input Paper Guide 212
- Interlock Switch 213
- Jam Access Door Assembly 214
- Figure 6-76 216
- Removal and Replacement 6-89 216
- Figure 6-81 221
- 6-94 Removal and Replacement 221
- Motor, Delivery Head Position 222
- Paper Bins and Blind Cover 225
- Strings, Anti-Curl 227
- Stapling Unit Assembly 229
- Back Plate 230
- Figure 6-93 231
- 6-104 Removal and Replacement 231
- Stapling Unit Controller PCA 232
- Figure 6-95 233
- Figure 6-96 233
- 6-106 Removal and Replacement 233
- Top Cover Assembly 234
- Stapling Bed Assembly 235
- 6-110 Removal and Replacement 237
- Troubleshooting 238
- Troubleshooting Process 240
- 7-4 Troubleshooting 241
- Troubleshooting 7-5 242
- Power-On 243
- Engine Test 245
- Configuration 247
- Configuration Page Example 249
- Figure 7-5 249
- 7-12 Troubleshooting 249
- Menu Page Example 250
- HP LaserJet Family Paper 252
- Specification Guide 252
- Check the Toner Cartridge 253
- Faulty Image Examples 253
- Error Log 254
- Communication 256
- Verify Host System Operation 257
- Verification 258
- Customer Print Job 259
- Reference 260
- Error Log Table 261
- When the output bin 262
- <media 266
- Figure 7-16 273
- 7-36 Troubleshooting 273
- , exit flap 284
- HP LaserJet 301
- Table 7-7 Black Page 302
- HP LaserJet Printer 303
- Image System Troubleshooting 311
- 1 Open the top cover 312
- Troubleshooting Checks 314
- • 1 mm over 260 mm length 318
- Paper Curl 322
- Diagrams 323
- Troubleshooting 7-87 324
- 7-88 Troubleshooting 325
- Troubleshooting 7-89 326
- 7-90 Troubleshooting 327
- Troubleshooting 7-91 328
- 7-92 Troubleshooting 329
- Troubleshooting 7-93 330
- 7-94 Troubleshooting 331
- Troubleshooting 7-95 332
- 7-96 Troubleshooting 333
- Troubleshooting 7-97 334
- MULTI-BIN 335
- CONTROLLER 335
- Troubleshooting 7-99 336
- 7-100 Troubleshooting 337
- Parts and Diagrams 338
- 8-2 Parts and Diagrams 339
- Ordering Parts 340
- Accessories and Supplies 341
- Illustrations and Parts Lists 342
- 8-6 Parts and Diagrams 343
- Parts and 344
- Parts and Diagrams 8-7 344
- 8-8 Parts and Diagrams 345
- Parts and Diagrams 8-9 346
- 8-10 Parts and Diagrams 347
- Parts and Diagrams 8-11 348
- 8-12 Parts and Diagrams 349
- Parts and Diagrams 8-13 350
- 8-14 Parts and Diagrams 351
- Parts and Diagrams 8-15 352
- 8-16 Parts and Diagrams 353
- Parts and Diagrams 8-17 354
- 8-18 Parts and Diagrams 355
- Parts and Diagrams 8-19 356
- 8-20 Parts and Diagrams 357
- Parts and Diagrams 8-21 358
- 8-22 Parts and Diagrams 359
- Parts and Diagrams 8-23 360
- 8-24 Parts and Diagrams 361
- Parts and Diagrams 8-25 362
- 8-26 Parts and Diagrams 363
- Parts and Diagrams 8-27 364
- 8-28 Parts and Diagrams 365
- Parts and Diagrams 8-29 366
- 8-30 Parts and Diagrams 367
- Parts and Diagrams 8-31 368
- 8-32 Parts and Diagrams 369
- Parts Index 370
- Alphabetical Parts Index 371
- Parts Index A-3 372
- A-4 Parts Index 373
- Parts Index A-5 374
- A-6 Parts Index 375
- Parts Index A-7 376
- A-8 Parts Index 377
- Parts Index A-9 378
- A-10 Parts Index 379
- Numerical Parts Index 380
- A-12 Parts Index 381
- Parts Index A-13 382
- A-14 Parts Index 383
- Parts Index A-15 384
- A-16 Parts Index 385
- Parts Index A-17 386
- A-18 Parts Index 387
- I/O Information 388
- Connecting to a Network 392
- DIN-8 (LocalTalk) Interface 393
- Configuring TCP/IP Parameters 395
- • Subnet mask (4 bytes) 395
- • Default gateway (4 bytes) 395
- Regulatory Information 398
- Laser Statement (Finland) 399
- Toner Safety 400
- Ozone Emission 400
- FCC Regulations 401
- VCCI Statement (Japan) 401
- C-6 Regulatory Information 403
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