When you turn on your set, it will display "WELCOME" on front panel, and it will not boot-up normally.
2-7. IC506 (eMMC FLASH MEMORY)
2-7-1. Solution
Replace IC506 on MAIN board.
2-7-2. How to troubleshoot (Countermeasure)
1) Please check physical status of IC506 on your eyes.
2) Check the VCC (3.3 V) of IC506 and if it's normal please replace IC506.
(Please make sure IC506 has proper program.)
3) After changing it, if the set is still not booting:
- Check DDR IC (IC503, IC504, IC505) refer to item 2-8.
- Check MT8580 IC (IC501) refer to item 2-9.
2-7-3. Service hint (Any picture / Remark)
ONE POINT REPAIR GUIDE
IC506
< MAIN board top view >
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