Si121293EC
PCBs
Removal Procedure
11
4. PCBs
Warning
Be sure to wait for 10 minutes or more after turning off all power supplies before
disassembling work.
Step
Procedure
Points
1. Remove the service
monitor PCB.
1
Unfasten the 4 hooks
and remove the
electrical box cover.
2
3
Disconnect the
connectors [S501],
[S502] and [S503] from
the service monitor
PCB.
Detach the 4
projections and remove
the service monitor
PCB.
[S501] (red):
for [S209] on control PCB
[S502] (yellow):
for [S210] on control PCB
[S503] (white):
for [S206] on control PCB
2. Remove the terminal
board.
1
2
Remove the 4 screws
of the terminal board.
Remove the 2 screws
of the power supply
terminal board.
(R18095)
Electrical box cover
Hook
Hook
Hook
Hook
(R22550)
Projection
Projection
Service
monitor PCB
[S501]
[S503]
[S502]
(R18097)
Power supply
terminal board
Terminal board
brown
black
blue
white
(R18107)
