Parts Replacement Procedure; Laser/Scanner Unit; Before Removing The Laser Scanner Unit; Removing The Laser Scanner Unit - Canon Color imageCLASS MF9170c Service Manual

Chapter 6

6.4 Parts Replacement Procedure

6.4.1 Laser/Scanner Unit

6.4.1.1 Before Removing the Laser Scanner Unit

imageCLASS MF9170c / imageCLASS MF9150c / imageCLASS MF8450c
1) Remove the ETB unit.(page 7-31)Reference [Removing the ETB Unit]
2) Remove the rear cover unit.(page 10-11)Reference [Removing the Rear
Cover Unit]
3) Remove the left cover.(page 10-13)Reference [Removing the Left Cov-
er]
4) Remove the right cover.(page 10-11)Reference [Removing the Right
Cover]
5) Remove the Electrical Components Cover.(page 10-15)Reference [Re-
moving the Electrical Components Cover]
6) Remove the Controller Box.(page 10-15)Reference [Removing the Con-
troller Box]
7) Remove the Off Hook PCB. (only of the machine with FAX)(page 10-
25)Reference [Removing the Off Hook PCB]
8) Remove the DC Controller PCB.(page 10-22)Reference [Removing the
DC Controller PCB]
9) Remove the Laser Scanner Cover.(page 10-16)Reference [Removing the
Laser Scanner Cover]

6.4.1.2 Removing the Laser Scanner Unit

imageCLASS MF9170c / imageCLASS MF9150c / imageCLASS MF8450c
1) Free the cable from the wire saddle [1].
2) Remove the laser scanner unit [1].
- 2 flat cables [2]
- 5 screws [3]
3) Disconnect the 2 connectors [1]
6-6
F-6-5
F-6-6
F-6-7
- Do not disassemble the laser scanner unit in the field.
Disassembling it may cause a functional fault.
- When holding the laser scanner unit, be careful not to touch the laser PCB
[1] and the lens [2].
0020-3356
0018-9193