Sub PCB (PWB4) on the 1st layer
2. Disconnect the cables (Red
& White) connected to the
terminal TB3 & TB4 of N/F
PCB (PWB3), after dismount
the 1st layer as follows.
1) Dismount the 1st layer
according to the dismounting
procedure for control PCB
after loosening 2 screws
and disconnect the power
cables on secondary side
of TB1.
2) Loosen 2 screws and
remove the cables (R ed &
White) from TB3 & TB4
on the N/F PCB (PCB3)
located on back side o f
the 1st layer.
3. Pinch the head of locking
supports (4 pieces) and
remove the Sub PCB (PWB4).
〔PCB3〕
Screws
TB3
TB4
TB1
Disconnect power cables
Disconneced cables
Locking supports
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