LG BPM55 Service Manual page 44

NO BOOTING WHEN YOU TURN THE UNIT ON
When you turn on your set, it will blank/ no displaying Main Menu on Television/ Monitor,
and it will not boot-up.
3-3. IC152 (No 1.5 V)
3-3-1. Solution
Replace IC152 on main board.
3-3-2. How to troubleshoot (Countermeasure)
1) Check 1.5 V of IC152 pin4.
2) If 1.5 V doesn't come out, check IC152 pin3 (3.3 V).
If there is no 3.3 V, refer to previous page (solution 3-2).
3) If IC152 pin3 have 3.3 V, replace IC152.
3-3-3. Service hint (Any picture / Remark)
IC 152
ONE POINT REPAIR GUIDE
< Main board top view >
3-31
IC152