If Not Booting When You Turn On The Set (Nand Flash Memory Ic) - LG NP8340BM0 Service Manual

10. IF NOT BOOTING WHEN YOU TURN ON THE SET.
10-1. IC505 (NAND Flash memory IC)
10-1-1. Solution
Replace IC505 on MAIN board.
10-1-2. How to troubleshoot (Countermeasure)
1) Check 3.3 V of R512, R511, C5B1.
2) If 3.3 V is abnormal, follow the stage 6-1 at the previous page.
3) When you followed above step but it doesn't work, replace the IC505.
10-1-3. Service hint (Any picture / Remark)
ONE POINT REPAIR GUIDE
< Main board top view >
3-11
IC505 IC505