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NO Key operation
Check start
Is red LED on next to POWER S/W
on?
Y
Does power come on with
remocon?
Y
Is connection between PA601 of key PCB
and video PCB good?
Y
1. Inspect video PCB and other PCBs
N
1. Confirm AC connection
2. Confirm power S/W on
3. Inspect video PCB, LED PCB and other
blocks
N
1. Connection with video PCB is N.G or
Video PCB is N.G
2. Inspect video PCB and other blocks
N
1. PA601 connector is N.G
2. Change key PCB
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Service manual SP-110
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