LG MCV1306 - Electrical Troubleshooting Guides

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ELECTRICAL TROUBLESHOOTING GUIDE
1. POWER SUPPLY ON SMPS BOARD
YES
YES
YES
YES
YES
No output 3.7 / 5.6 VA
Power line of MAIN PCB is short.
Replace F901 (same fuse).
Replace D904.
Replace BD901.
Replace IC934.
Replace D933, D937.
NO
NO
NO
NO
NO
F901 normal?
D904 normal?
BD901 normal?
IC934 normal?
D933, D937 normal?