Canon imageCLASS MF4890dw Service Manual page 301

4
Disassembly/Assembly > Controller System > Removing the Paper Leading Edge Sensor PCB (MF4780w/MF4770n/MF4750/MF4730) > Procedure
[1]
x6
[3]
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]
4 Disassembly/Assembly > Controller System > Removing the Paper Leading Edge Sensor PCB (MF4780w/MF4770n/MF4750/MF4730) > Procedure
[2]
[2]
F-4-589
[2] [B]
F-4-590
Caution:
When connecting the terminal[1], be sure that the contact spring[2] is in contact with
it.
3)Remove the harness spring[1] from the hook[2], and free the harness[3] from the guide[A].
[1]
[2]
4-225
[1]
[2]
F-4-591
[3]
[A]
F-4-592
4-225