Canon imageCLASS MF4890dw Service Manual page 333

4
Disassembly/Assembly > Controller System > Removing the Engine Controller PCB (L418S/L410/L190) > Procedure
3)Remove the harness retaining spring[1] from the hook[2], and free the harness[3] from the
guide[A].
[1]
[2]
4)Remove the harness retaining spring[1], and free the harness from the guide[A].
• 2 flat cables[2]
• 6 connectors[3]
[A] [3] [1]
x9
[3]
4 Disassembly/Assembly > Controller System > Removing the Engine Controller PCB (L418S/L410/L190) > Procedure
[3]
[A]
7 connectors[3]
[3]
[3]
[2]
F-4-687
5)Remove the engine controller PCB[1].
• 5 screws(with washers)[2]
• 1 screw(with tooth lock washer)[3]
• 1 screw(black TP)[4]
• 1 hook[5]
[3]
F-4-686
[4]
[1]
x4
[2]
4-257
[5]
F-4-688
4-257