LG Multiplex 72 - Troubleshooting

TROUBLE SHOOTING
NO Play Of VCR, DVD
Check the voltage
of P03 pin2,4 12V &13.5V
Check The VCR
SMPS Board
0V
YES
OK
Error Lamp Flicker ?
Check / Replace
Deck Assy
NO
Check/ Replace
Mode Switch P02
No Play Of VCR
Open/ Close Control ?
Check / Replac e The
DVD Loader
NG
OK
No Play Of DVD
Check the voltage of P751A
pin1.3.6 3.3V.12V.5.3V?
Bad Disc,No Disc
On the Menu
Check the Disc
Condition
Check the Regional
Code On Disc
Check The VCR
SMPS Board
NO
OK
3-10