Canon imageCLASS D530 - Removing the Engine Controller PCB (Mf4780 W;Mf4770 N;Mf4750;Mf4730)

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Disassembly/Assembly > Controller System > Removing the Engine Controller PCB (MF4780w/MF4770n/MF4750/MF4730) > Procedure
Disassembly/Assembly > Controller System > Removing the Engine Controller PCB (MF4780w/MF4770n/MF4750/MF4730) > Procedure
Removing the Engine Controller PCB (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.
6)Remove the duplex feed unit.
7)Remove the main controller PCB
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Procedure
(MF4730)
1)Remove the main controller mounting plate[1]
• 1 screw(with washer)[2]
• 1 screw(black TP)[3]
x2
[1]
[2][3]
(MF4780w/MF4770n/MF4750/MF4730)
1)Remove the main controller mounting plate[1]
• 4 screws(with washer)[2]
• 2 screws(black TP)[3]
F-4-567
x6
[1] [2]
[3] [2]
2)Disconnect the terminal[1], free the harness[2] from the harness guide[A], and then put it
through the hole[B].
[1][2]
[A]
[2] [B]
F-4-568
F-4-569