2-14
ONE POINT REPAIR GUIDE
13. IF NOT BOOTING WHEN YOU TURN ON THE SET.
13-1. IC505 (NAND Flash Memory IC)
13-1-1. Solution
Replace IC505 on MAIN board.
14-1-2. How to troubleshoot (Countermeasure)
1) Check D_3.3V of R512, R511 and C5B1.
2) If D_3.3V is abnormal, follow the stage 5-1 (IC302).
3) Even though you followed above step, it doesn’t work, replace the IC505.
13-1-3. Service hint (Any picture / Remark)
< MAIN board bottom view >
IC505
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