6-1-3.When Control Key Does Not Operate - Daewoo DLT-26C2 Service Manual

Main PCBs Trouble Diagnosis
6-1-3.When Control Key doses not operate
Check start
After turn on the power,
does LED turn on red light?
After ST-BY on Does LED
turn on green light?
Is output first pin P13 normal?
Check Main PCB
Y
Y
Y
1.Check AC connection
N
2.Check Power S/W ON
3.Check other PCBs
Check the connection of
N
KEY PCB to MAIN PCB
=>Check the connection between
KEY PCB and MAIN PCB
N
1.Replace the connector
2.Replace KEY PCB
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