Disconnect
CN SC20 on the SC board. Turn on the unit. Does the power LED
stay on?
Yes
SC Board
No
Connect
CN SC20. Disconnect
CN SS23 (*1) on the SS board. Turn on the unit. Does the power LED
Stay on?
Yes
SS Board
No
Connect SS23 (*1).
Disconnect CN D31and D32
on the D board. Is pin 5of CN P25 shorted
to GND?
Yes
Disconnect
CN P25. Is pin 5 of the socket P25 shorted
to GND?
Yes
P Board
No
D Board
Connect D31
and leave D32 disconnected.
Is pin 5 of CN P25 shorted
to GND?
Yes
Disconnect CB1-CB4.
Is pin 5 of CN P25 shorted
to GND?
Yes
No
C1 Board
Panel
No
Yes
No
D Board
Disconnect CB1-CB4.
Is pin 5 of CN P25 shorted
to GND?
Yes
No
C1 Board
Panel
Disconnect D31.
Connect D32.
Is pin 5 CN P25 shorted
to GND?
Yes
No
Disconnect CB5-CB8.
Is pin 5 of CN P25 shorted
to GND?
Yes
No
C2 Board
Panel
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