Before Removing The Main Controller Pcb Model Without Fax, With Net (Mf4420N); Removing The Main Controller Pcb Model Without Fax, With Net (Mf4420N); Before Removing The Fax-Ncu Pcb; Models With Fax (100V) - Canon MF4500 Series Service Manual

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Disassembly/Assembly > Controller System > Removing the FAX-NCU PCB Models with FAX (100V)
Before Removing the Main Controller PCB
Model without FAX, with NET (MF4420n)
1) Remove the left cover. (Single-sided models) (Refer to page 4-32)
Removing the Main Controller PCB
Model without FAX, with NET (MF4420n)
1) Remove the 3 flat cables [1] and 1 connector [2].
x4
[1]
2) Remove the main controller PCB [1].
• 1 screw (binding) [2]
• 5 screws (black TP) [3]
x6
[2]
[3]
[3]
4 Disassembly/Assembly > Controller System > Removing the FAX-NCU PCB Models with FAX (100V)
[2]
F-4-246
[1]
F-4-247

Before Removing the FAX-NCU PCB

Models with FAX (100V)

1-1) Remove the left cover. (Duplex models) (Refer to page 4-31)
1-2) Remove the left cover. (Single-sided models) (Refer to page 4-32)

Removing the FAX-NCU PCB

Models with FAX (100V)
1) Remove the FAX-NCU PCB [1].
• 1 flat cable [2]
• 3 connectors [3]
• 1 terminal [4]
• 3 screws (black TP) [5]
x5
[2]
[3]
x3
[5] [4] [5]
4-102
[1]
[3]
F-4-248
4-102