Canon LBP-2000 Service Manual Page 170
- Page / 222
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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4 - 19
CHAPTER 4
3. A part in the pickup drive assembly is damaged.
Action: Remove the pickup drive assembly, and replace any damaged part.
4. The paper feeder pickup motor (M201) is faulty.
Action: Replace the paper feeder pickup motor.
5. The paper feeder pickup clutch (CL201) is faulty.
Action: Disconnect the connector J3 of the paper feeder pickup clutch. Measure the resist-
ance between the connectors J3-1 and J3-2 on the harness side. If not about 192
±19.2Ω replace the paper feeder pickup clutch.
6. The paper feeder controller PCB is faulty.
Action: Replace the paper feeder controller PCB.
7. The DC controller PCB is faulty.
Action: Replace the DC controller PCB.
3-4. Transfer/feeding block
<Possible Causes>
1. The registration roller is soiled or worn.
Action: If the registration roller is soiled, clean it. If worn, replace it.
2. The registration roller does not rotate smoothly.
Action: Replace the bushing, and make sure that the roller rotates smoothly.
3. The transfer charging roller does not rotate smoothly.
Action: Replace the bushing. If the gear is worn, replace the gear.
4. The lever of the registration paper sensor does not move smoothly. Or, it is worn or deformed.
Action: Fit it so that it moves smoothly. If worn or damaged, replace it.
5. A part in the drive mechanism of the pickup assembly is damaged.
Action: Remove the drive mechanism, and replace any damaged part.
6. The registration clutch (CL102) is faulty.
Action: Disconnect the connector J905 of the registration clutch. Measure the resistance
between the connectors J905-1 and J905-2 on the harness side. If not about 144
±14.4Ω replace the registration clutch.
7. The registration paper sensor (PI101) is faulty.
Action: Replace the registration paper sensor.
8. The DC controller PCB is faulty.
Action: Replace the DC controller PCB.
Download Service Manual And Resetter Printer at http://printer1.blogspot.com
- FY8-13HQ-000 1
- Use of this manual should 2
- INTRODUCTION 3
- CONTENTS 4
- CHAPTER 1 PRODUCT OUTLINE 4
- CHAPTER 4 TROUBLESHOOTING 5
- CHAPTER 3 MECHANICAL SYSTEM 5
- PRODUCT OUTLINE 6
- I. FEATURES 7
- II. SPECIFICATIONS 8
- CHAPTER 1 10
- III. SAFETY 11
- IV. NAMES OF PARTS 12
- V. INSTALLATION 15
- VI. RELOCATING THE PRINTER 27
- VIII. USING THE PRINTER 31
- OUTLINE OF OPERATION 39
- I. BASIC OPERATION 40
- II. ENGINE CONTROL SYSTEM 46
- Developing DC 60
- Comparison 60
- High-voltage 62
- III. LASER/SCANNER SYSTEM 69
- 12.6 sec (approx.) 75
- IV. IMAGE FORMATION SYSTEM 76
- Photo conducting layer 77
- Substrate 77
- Surface potential (V) 79
- Photosensitive drum 79
- Primary charging roller 79
- Laser beam 80
- Dark area Light area 80
- Transfer charging roller 82
- Static eliminating brush 82
- V. PICKUP/FEEDING SYSTEM 85
- VI. VIDEO CONTROL SYSTEM 98
- CHAPTER 2 100
- VII. PAPER FEEDER 104
- CHAPTER 3 110
- MECHANICAL SYSTEM 110
- I. EXTERNALS AND CONTROLS 111
- III. DRIVE MECHANISMS 125
- IV. FEEDING MECHANISMS 127
- V. EXPOSURE MECHANISMS 135
- VI. CHARGING/DEVELOPING/ 136
- CLEANING MECHANISMS 136
- VII. FIXING SYSTEM 137
- [17][16] 140
- [10][11] 143
- VIII. PAPER FEEDER 144
- CHAPTER 4 151
- TROUBLESHOOTING 151
- I. INTRODUCTION 152
- Is the delivery 153
- Canon Inc., LBP-2000 Printer 158
- Configuration Page 158
- III. MEASURES AGAINST JAMS 168
- IV. FEEDING FAULTS 172
- V. MALFUNCTIONS 174
- [3][6][7] [4][5] 191
- APPENDIX 204
- I. GENERAL TIMING CHART 205
- II. GENERAL CIRCUIT DIAGRAM 207
- Paper feeder controller PCB 208
- III. LIST OF SIGNALS 209
- IV. MESSAGES TABLE 214
- CANON INC 222
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