Engine Disassemble Procedure
SM 4-71 M085/M086
Replacement
and
Adjustment
4.9.4 MAIN PCB ASSY
1. Disconnect the five FFCs [A] and the eight Connectors [B] from the Main PCB ASSY [C].
2. Remove the four Taptite cup S M3x6 SR screws [D], and then remove the FG harness
ASSY [E] and the Main PCB ASSY [C] from the Main body.
After disconnecting the flat cable(s), check that each cable is not damaged at its end or
short-circuited.
When connecting the flat cable(s), do not insert it at an angle. After insertion, check
that the cable is not at an angle.
Assembling Note:
If the FG harness ASSY which comes from the Laser unit is not connected, the Laser unit may
break down or not function correctly.
Replacement Main PCB Note:
When replace the main PCB, the function of the I FAX disappears.
Contact the customer to download the I FAX again.
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