Preparation; Procedure - Canon imageCLASS MF4890dw Service Manual

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Disassembly/Assembly > Controller System > Removing the Paper Leading Edge Sensor PCB (MF4780w/MF4770n/MF4750/MF4730) > Procedure
Removing the Toner Sensor and Multi Pickup Sensor Unit
(MF4780w/MF4770n/MF4750/MF4730)

■ Preparation

1) Remove the left cover
2)Remove the SADF unit and reader unit.
3)Remove the right cover
4)Remove the front cover unit.
5)Remove the upper cover.

■ Procedure

1)Remove the scanner cover[1]
• 2 screws(black TP)[2]
x2
4 Disassembly/Assembly > Controller System > Removing the Paper Leading Edge Sensor PCB (MF4780w/MF4770n/MF4750/MF4730) > Procedure
[2]
[1]
F-4-597
Caution:
When mounting the scanner cover, pass the shutter open/close lever [1] through the
hole [A] in the scanner cover.
Caution:
Ensure that the shutter open/close lever [1] can move vertically.
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[A]
[1]
F-4-598
[1]
F-4-599
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