Procedure; Removing The Sadf Unit And Reader Unit(Mf4780W/Mf4770N/Mf4750/Mf4730); Preparation - Canon imageCLASS MF4890dw Service Manual

4
Disassembly/Assembly > Document Exposure/Feeder System > Removing the SADF Unit and Reader Unit(MF4780w/MF4770n/MF4750/MF4730) > Procedure
Removing the SADF Unit and Reader Unit(MF4780w/
MF4770n/MF4750/MF4730)

■ Preparation

1) Remove the left cover.

■ Procedure

1) Remove the 2 grounding wires[1].
• 1 screw(black TP)
2) Disconnect the 3 connectors[3], and free the grounding wire and the harnesses from the
harness guide[A].
x3
[A]
3)Remove the ferrite core[1], and disconnect the 2 flat cables from the harness guide[A]
[1]
4 Disassembly/Assembly > Document Exposure/Feeder System > Removing the SADF Unit and Reader Unit(MF4780w/MF4770n/MF4750/MF4730) > Procedure
[1]
F-4-220
[3] [2]
[A]
x2
[2]
F-4-221
4)Remove the DADF unit and reader unit.
• 2 claws[2]
Caution:
When placing the removed copyboard cover and reader unit on the desk, floor,
etc.,be careful not to get the flat cable and harnesses trapped under them.
x2
4-92
[1]
[2]
F-4-222
4-92