Canon GP160 Service Manual Page 382
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- Table of contents
- TROUBLESHOOTING
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COPYRIGHT
©
1999 CANON INC. CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 13 TROUBLESHOOTING
13-148
Figure 13-604
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- GP160F/160DF/160 1
- Printed in Japan 2
- Imprimé au Japon 2
- CONTENTS 7
- APPENDIX 10
- CHAPTER 13 TROUBLESHOOTING 10
- CHAPTER 1 11
- INTRODUCTION 11
- I. FEATURES 13
- II. SPECIFICATIONS 14
- CHAPTER 1 INTRODUCTION 15
- 4. Other 16
- 5. Copy speed 17
- III.NAMES OF PARTS 18
- B. Cross sectional diagram 20
- IV.OPERATION EXPLANATION 22
- Spealer volume switch 24
- B. Basic operation 25
- C. Advanced features 25
- D. User mode 26
- Figure 1-404 27
- Figure 1-405 28
- Figure 1-406 29
- Figure 1-407 30
- Figure 1-408 31
- Figure 1-409 32
- Figure 1-410 33
- Figure 1-411 34
- Figure 1-412 35
- Figure 1-413 36
- Figure 1-414 37
- Figure 1-415 38
- Figure 1-416 39
- Figure 1-417 40
- Figure 1-418 41
- Figure 1-419 42
- Figure 1-420 43
- THE USER 44
- VI. SAFETY 45
- SUBCHAPTER J 46
- B. Toner safety 48
- VII. COPYING PROCESS 49
- + + + + + + + + + 50
- CHAPTER 2 51
- BASIC OPERATION 51
- I. BASIC OPERATION 53
- B. Copy operation overview 54
- CHAPTER 2 BASIC OPERATION 55
- General timing chart 56
- IV. MAIN MOTOR 57
- Figure 2-501 58
- Figure 2-502 59
- Figure 2-503 60
- Figure 2-504 61
- Figure 2-505 62
- CHAPTER 3 63
- EXPOSURE SYSTEM 63
- I. OPERATION OVERVIEW 65
- B. Exposure system sequence 66
- II. SCANNER DRIVE SYSTEM 67
- C. Scanning lamp control 68
- A. Scanning lamp 70
- CHAPTER 3 EXPOSURE SYSTEM 71
- B. Document scanning 72
- CHAPTER 4 73
- IMAGE PROCESSING SYSTEM 73
- II. ANALOG IMAGE PROCESSING 76
- III.DIGITAL IMAGE PROCESSING 78
- B. Shading correction 79
- E. Logarithmic correction 82
- G. Binarisation 83
- IV. DISASSEMBLY, ASSEMBLY 84
- A. CCD unit 85
- CHAPTER 5 87
- LASER EXPOSURE SYSTEM 87
- II. BD SIGNAL GENERATION 91
- III.LASER DRIVER CIRCUIT 92
- Figure 5-301 93
- A. Operation outline 94
- A. Laser scanner unit 96
- CHAPTER 6 97
- IMAGE FORMATION SYSTEM 97
- Figure 6-102 100
- A. Outline 101
- B. Control operation 101
- A. Overview 102
- B. Bias control 103
- A. Operation 104
- DC bias 105
- VI. RE-CHARGE BIAS CONTROL 106
- [2] TNRCHKT 107
- [1] TNRCHKD 107
- CHAPTER 7 109
- PICK-UP / FEEDING SYSTEM 109
- I. OVERVIEW 111
- II. PICK-UP FEEDING OPERATION 112
- A. Pick-up operation 113
- Figure 7-302 114
- 3.0 sec 115
- 3.0 sec. 3.0 sec 115
- C. Paper size detection 116
- IV. MULTI-FEEDER PICK-UP 117
- COPYRIGHT 118
- C. Multi-feeder retry pick-up 119
- Figure 7-403 121
- V. PAPER FEEDING OPERATION 122
- VI. JAM DETECTION 123
- B. Types of Jam 124
- C. Jam sequence 124
- 2.3 sec 125
- 2.0 sec 126
- 1.0 sec 129
- 1.2 sec 130
- VII. DISASSEMBLY, ASSEMBLY 133
- A. Cassette feeding assembly 134
- B. Multi-feeder assembly 140
- C. Registration roller assem 143
- Figure 7-723 144
- D. Feeder assembly 145
- CHAPTER 8 147
- FIXING SYSTEM 147
- I. OPERATIONAL OVERVIEW 149
- Figure 8-102 150
- Print temperature 151
- Page interval 151
- CHAPTER 8 FIXING SYSTEM 152
- III.DISASSEMBLY, ASSEMBLY 154
- A. Removing the fixing 155
- CHAPTER 9 157
- I. CONTROL PANEL 159
- II. POWER SUPPLY 160
- Figure 9-201 161
- A. Rotation control mechanism 165
- IV.BACK-UP BATTERY 166
- Caution: 167
- B. Back-up Data 170
- Table 9-408 173
- V. DISASSEMBLY, ASSEMBLY 174
- A. Control panel 175
- Figure 9-504 176
- B. Main Motor 177
- Printer unit 179
- Yellow rollers 180
- Main motor 182
- C. DC controller PCB 183
- D. Image processor PCB 184
- E. DC power supply PCB 185
- CHAPTER 10 187
- CASSETTE FEEDER 187
- CHAPTER 10 CASSETTE FEEDER 190
- Figure 10-301 192
- IV.OPERATION OVERVIEW 193
- B. Basic Sequence 194
- V. FEEDER MOTOR CONTROL 195
- B. Jam Sensing 197
- A. Removing the feeder 200
- B. Removing the pick-up/ 200
- C. Removing the pick-up unit 202
- CHAPTER 11 205
- INSTALLATION 205
- CHAPTER 11 INSTALLATION 207
- 160cm or more 208
- 10 cm or more 208
- Paper lifting plate 210
- Tie-wrap 210
- Mirror mount fixing screw 211
- Screw storage 211
- Light-blocking shutter 212
- (Do not open) 212
- Protective sheet 212
- Paper size sensor lever 215
- Paper set label 216
- Multi-feeder 217
- Paper width guide 217
- Auxiliary tray 217
- Hold the handle 217
- Document 218
- Delivery tray 218
- Power cord 218
- SERVICE MODE 219
- # 1 SSSW 219
- # 8 CLEAR 219
- SELECT AN ITEM 220
- 01 DATA REGISTRATION 220
- 02 TEL# REGISTRATION 220
- REGISTRATION/SETTING 220
- TEL LINE TYPE 221
- # 2 MENU 222
- CHAPTER 12 223
- MAINTENANCE AND INSPECTION 223
- I. PERIODIC REPLACEMENT PARTS 225
- Table 12-301 226
- CHAPTER 13 233
- TROUBLESHOOTING 233
- Hex wrench 236
- Precision screwdriver (3mm) 237
- 3.5 ± 0.5mm 241
- Figure 13-111 242
- Table 13-101 242
- B. Electrical System 243
- (Image facing down) 244
- Table 13-102 245
- DS of DES of DOC A4 246
- CRG on DCVS on 246
- Figure 13-117 247
- MEASURES 249
- 1 Too Light 252
- 2 Too Dark 253
- 4 Solid black 255
- 5 Polka dots 255
- 6 Soiled back 256
- 8 Vertical Fogging 257
- 11 White Strips (vertical) 258
- 13 Leading Edge Displacement 258
- 14 Blurring 259
- 1 No power 260
- 9 Speaker does not operate 265
- B. Copy paper jam 269
- 2 Feeder assembly 271
- 3 Fixing/Delivery Area 271
- C. Faulty feeding 272
- A. Clutches, solenoids 274
- Clutch, solenoid types 275
- Table 13-401 275
- B. Motor, fan 276
- Motors, fans 277
- Table 13-402 277
- C. Sensors 278
- Table 13-403 279
- Figure 13-404 280
- Table 13-404 281
- Figure 13-405 282
- Table 13-405 283
- ■ DC power supply PCB 287
- Figure 13-409 287
- Figure 13-410 288
- V. SERVICE MODE 289
- B. Operating Procedures 290
- C. Service mode menu list 291
- Figure 13-503 292
- Figure 13-504 293
- (type setting) 294
- (NCU settings) 294
- (scanner function settings) 295
- (printer function settings) 295
- Figure 13-507 296
- D. SSSW Default Setting 297
- SSSW Default Setting 298
- E. Parameter settings 312
- Table 13-510 322
- Warning: 343
- F. Test Mode (TEST MODE) 345
- Figure 13-510 347
- Figure 13-511 348
- Figure 13-512 349
- Figure 13-513 350
- Figure 13-514 351
- Figure 13-515 352
- Precision screwdriver 355
- Print pattern 355
- Figure 13-523 362
- Figure 13-526 365
- P.0001/0025 370
- 6-4 : ADF 370
- Number of documents fed 370
- VI. REPORTS 376
- B. Service report 379
- Figure 13-602 380
- Figure 13-603 381
- Figure 13-604 382
- Figure 13-605 383
- Figure 13-606 384
- Figure 13-607 385
- Figure 13-608 386
- Figure 13-609 387
- Figure 13-610 388
- Figure 13-611 389
- Figure 13-612 390
- Figure 13-613 391
- Figure 13-615 393
- VII. USER ERRORS 397
- VIII. SERVICE ERRORS 404
- Paper interval bias 433
- B. SIGNALS AND ABBREVIATIONS 435
- C. GENERAL CIRCUIT DIAGRAM 437
- Image processor PCB (2/3) 438
- Image processor PCB 438
- Image processor PCB (3/3) 439
- II. DC controller PCB 440
- DC controller PCB (2/2) 441
- Sensor PCB 441
- DC controller PCB 441
- III. Cassette Feeder 442
- D LIST OF SPECIAL TOOLS 443
- E. SOLVENTS AND OILS 444
- 70% reprocessed paper 446
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