6-2.Power Pcb - Daewoo LM32L1 Service Manual

Main PCBs Trouble Diagnosis

6-2.POWER PCB

After turn on the power,
does LED turn off?
After Power on, Does Picture on?
Check Main PCB
- Check AC connection is correct.
- Check AC Switch ON.
- Check F1(Fuse) is working.
- Check all wafer output is correct.
Check start
Y
Y
1.Check AC connection
2.Check Power S/W ON
N
3.Check F1
4.Check C9
5.Check CN9 or P8015V pin
6.Check the Connector
1.Check the connector
N
2.Check input Voltage
3.Check CN9 or P801 P/O
4.Check CN9 or P801 12V
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