Canon CLC5100 Series, Manual

Page: 51 / 290

Contents
Contents
2.1 Image Adjustment Basic Procedure ................................................................................................................... 21
2.1.1 Image Adjustment Basic Procedure ............................................................................................................ 21
2.1.2 Checking the Transfer System .................................................................................................................... 25
2.1.3 Checking the Latent Static Image Formation System ................................................................................. 26
2.1.4 Checking the Developing System ............................................................................................................... 27
2.2 Image Adjustments............................................................................................................................................. 28
2.2.1 NonImage Width........................................................................................................................................ 28
2.2.2 Image Margin .............................................................................................................................................. 28
2.2.3 Checking and Adjusting the NonImage Width and Margin ...................................................................... 29
2.2.4 Adjusting the Image Reading Start Position (ADJXY) ........................................................................... 210
2.2.5 Adjusting the PickUp Timing (paper deck) ............................................................................................. 211
2.2.6 Image Positioning Correction.................................................................................................................... 211
2.3 Scanning System .............................................................................................................................................. 212
2.3.1 When Replacing the Scanning Lamp, Standard White Plate, Lamp Regulator,
Reflecting Lamp Cover, Reader Controller PCB, Flash memory on Reader controller PCB,
or Analog Processor PCB CCD Unit.............................................................................................................. 212
2.3.2 Routing the Scanner Cable ........................................................................................................................ 212
2.4 Laser Exposure System .................................................................................................................................... 215
2.4.1 When Replacing the Laser Unit ................................................................................................................ 215
2.4.2 When Replacing the Video Controller PCB.............................................................................................. 215
2.4.3 When Replacing the BD Unit.................................................................................................................... 215
2.4.4 Adjusting the Laser Power ........................................................................................................................ 215
2.4.5 Adjusting the Laser Intensity .................................................................................................................... 217
2.4.6 Laser Focus Adjustment ............................................................................................................................ 218
2.5 Image Formation System.................................................................................................................................. 220
2.5.1 Adjusting the Tension on the Drive Belt of the Transfer Belt Motor ....................................................... 220
2.5.2 Adjusting the Position of the Transfer BeltRelated Solenoid .................................................................. 220
2.5.3 Adjusting the Height of the Charging Wire .............................................................................................. 220
2.5.4 Replacing the Developer ........................................................................................................................... 221
2.6 Fixing System................................................................................................................................................... 224
2.6.1 Adjusting the Nip (fixing pressure adjusting nut) ..................................................................................... 224
2.6.2 Adjusting the Mounting Position of the External Paper Delivery Unit Guide Plate................................. 224
2.7 Electrical Components ..................................................................................................................................... 226
2.7.1 When Replacing the ROM on the DC Controller PCB or the Reader Controller PCB ............................ 226
2.7.2 When Replacing the Reader Controller PCB ............................................................................................ 226
2.7.3 When Replacing the DC Controller PCB.................................................................................................. 226
2.7.4 Initializing the RAM on the DC controller PCB ....................................................................................... 227
2.7.5 Initializing the RAM on the Reader Controller PCB ................................................................................ 228
2.7.6 When Replacing the Image Position Correction CCD Unit...................................................................... 228
2.7.7 When Replacing the Paper Thickness Sensor ........................................................................................... 228
2.7.8 After Replacing the PickUp Motor/PickUp Unit.................................................................................... 229
2.7.9 Checking the Environment Measurement PCB......................................................................................... 229
2.7.10 Checking the High Voltage Control System ........................................................................................... 230
2.7.11 Checking the Photointerrupters ............................................................................................................... 231