Canon IR6570 Series Service Manual page 11

5.4.2 Copyboard glass........................................................................................................................................ 5- 27
5.4.2.1 Removing Copyboard Glass.............................................................................................................. 5- 27
5.4.2.2 When Replacing the Platen Board Glass........................................................................................... 5- 28
5.4.3 Scanning Lamp ......................................................................................................................................... 5- 28
5.4.3.1 Removing the Copyboard Glass........................................................................................................ 5- 28
5.4.3.2 Removing the Right Cover (upper) ................................................................................................... 5- 29
5.4.3.3 Removing the Reader Right Cover.................................................................................................... 5- 29
5.4.3.4 Removing the Left Cover (upper) ..................................................................................................... 5- 29
5.4.3.5 Removing the Reader Left Cover...................................................................................................... 5- 29
5.4.3.6 Removing the Reader Front Cover.................................................................................................... 5- 30
5.4.3.7 Removing the Reader Unit Rear Cover............................................................................................. 5- 30
5.4.3.8 Removing the CCD Unit Cover ........................................................................................................ 5- 31
5.4.3.9 Removing the Scanning Lamp .......................................................................................................... 5- 32
5.4.3.10 When Replacing the Scanning Lamp .............................................................................................. 5- 32
5.4.4 Reader Controller PCB ............................................................................................................................. 5- 33
5.4.4.1 Removing the Copyboard Glass........................................................................................................ 5- 33
5.4.4.2 Removing the CCD Unit Cover ........................................................................................................ 5- 33
5.4.4.3 Removing the Original Size Sensor Unit .......................................................................................... 5- 34
5.4.4.4 Removing the Reader Controller PCB .............................................................................................. 5- 34
5.4.4.5 After Replacing the Reader Controller PCB ..................................................................................... 5- 35
5.4.5 Interface PCB............................................................................................................................................ 5- 35
5.4.5.1 Removing the Reader Unit Rear Cover............................................................................................. 5- 35
5.4.5.2 Removing the Interface PCB............................................................................................................. 5- 36
5.4.6 Inverter PCB ............................................................................................................................................. 5- 37
5.4.6.1 Removing the Copyboard Glass........................................................................................................ 5- 37
5.4.6.2 Removing the CCD Unit Cover ........................................................................................................ 5- 38
5.4.6.3 Removing the Inverter PCB .............................................................................................................. 5- 38
5.4.6.4 When Replacing the Inverter PCB .................................................................................................... 5- 38
5.4.7 Scanner Motor........................................................................................................................................... 5- 39
5.4.7.1 Removing the Reader Unit Rear Cover............................................................................................. 5- 39
5.4.7.2 Removing the Scanner Motor............................................................................................................ 5- 40
5.4.7.3 Mounting the Scanner Motor............................................................................................................. 5- 40
5.4.8 ADF Open/Close Sensor........................................................................................................................... 5- 41
5.4.8.1 Removing the Reader Unit Rear Cover............................................................................................. 5- 41
5.4.8.2 Removing the ADF Open/Closed Sensor.......................................................................................... 5- 42
5.4.9 Scanner HP Sensor.................................................................................................................................... 5- 42
5.4.9.1 Removing the Reader Unit Rear Cover............................................................................................. 5- 42
5.4.9.2 Removing the Mirror Base Home Position Sensor ........................................................................... 5- 43
5.4.10 Original Size Sensor ............................................................................................................................... 5- 44
5.4.10.1 Removing the Copyboard Glass...................................................................................................... 5- 44
5.4.10.2 Removing the CCD Unit Cover ...................................................................................................... 5- 45
5.4.10.3 Removing the Original Size Sensor Unit ........................................................................................ 5- 45
5.4.10.4 Removing the Original Size Sensor ................................................................................................ 5- 45
5.4.11 Cooling Fan............................................................................................................................................. 5- 46
5.4.11.1 Removing the Reader Unit Rear Cover........................................................................................... 5- 46
5.4.11.2 Removing the Cooling Fan.............................................................................................................. 5- 46
5.4.12 Scanner Drive Cable ............................................................................................................................... 5- 47
5.4.12.1 Outline ............................................................................................................................................. 5- 47
5.4.12.2 Removing the Copyboard Glass...................................................................................................... 5- 47
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