Fixing System; Removing The Fixing Assembly (Mf4890Dw/Mf4880Dw); Preparation; Procedure - Canon imageCLASS MF4890dw Service Manual

4
Disassembly/Assembly > Fixing System > Removing the Fixing Assembly (MF4890dw/MF4880dw) > Procedure

Fixing System

Removing the Fixing Assembly (MF4890dw/MF4880dw)

■ Preparation

1)Remove the left cover
2)Remove the DADF unit and reader unit
3)Remove the right cover
4)Remove the front cover unit
5)Remove the upper cover
6)Remove the duplex feed unit
7)Remove the main controller PCB
8)Remove the FAX NCU PCB
9)Remove the wireless LAN PCB

■ Procedure

1)Remove the main controller mounting plate[1]
• 4 screws(with washer)[2]
• 2 screws(black TP)[3]
[1]
x6
[3]
4 Disassembly/Assembly > Fixing System > Removing the Fixing Assembly (MF4890dw/MF4880dw) > Procedure
[2]
[2]
F-4-785
2)Disconnect the terminal[1], free the harness[2] from the harness guide[A], and then put it
through the hole[B].
[A]
[2] [1]
Caution:
When connecting the terminal[1], be sure that the contact spring[2] is in contact with
it.
4-289
[2] [B]
F-4-786
[1]
[2]
F-4-787
4-289