Canon iR C1020 Series Service Manual page 260

Chapter 11
5) Remove the low voltage power supply PCB [1].
11.5.17 High-voltage Power Supply PCB
11.5.17.1 Before Removing the High Voltage Power
Supply PCB
1) Remove the ETB unit.(page 8-30)Reference [Removing the ETB Unit]
2) Remove the rear cover unit.(page 11-11)Reference [Removing the Rear
Cover Unit]
3) Remove the left cover.(page 11-13)Reference [Removing the Left Cov-
er]
4) Remove the Electrical Components Cover.(page 11-15)Reference [Re-
moving the Electrical Components Cover]
5) Remove the Off Hook PCB. (only of the machine with FAX)(page 11-
24)Reference [Removing the Off Hook PCB]
11-24
[1]
[3]
[2]
F-11-66
[1]
F-11-67
11.5.17.2 Removing the High Voltage Power Supply PCB
1) Disconnect the 2 flat cables [1].
2) Remove the high voltage power supply PCB [1].
- 2 screws (binding) [2]
- 2 screws (double SEMS) [3]
- 7 claws [4]
11.5.18 Off Hook PCB
11.5.18.1 Before Removing the Off Hook PCB
1) Remove the ETB unit.(page 8-30)Reference [Removing the ETB Unit]
2) Remove the rear cover unit.(page 11-11)Reference [Removing the Rear
Cover Unit]
3) Remove the left cover.(page 11-13)Reference [Removing the Left Cov-
er]
4) Remove the Electrical Components Cover.(page 11-15)Reference [Re-
moving the Electrical Components Cover]
11.5.18.2 Removing the Off Hook PCB
1) Remove the the Off Hook PCB unit [1].
- 2 connectors [2]
- 3 screws [3]
0020-3354
- 1 hook [4]
F-11-68
[3]
[1]
[3]
F-11-69
0019-5741
[1]
[2]
[4]
[4]
[2]
0020-4668
0020-4669