LG S62T1-C Service Manual page 85

3d blu-ray / dvd home theater system
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2. NO BOOTING WHEN YOU TURN THE UNIT ON, NO MESSAGE OR
"PLEASE WAIT" ON FRONT PANEL
When you turn on your set, it will blank / no message or "PLEASE WAIT" display on front panel, and
it will not boot-up.
2-5. X501
2-5-1. Solution
Replace X501 on MAIN board.
2-5-2. How to troubleshoot (Countermeasure)
1) Please check the soldering status of 27 MHz crystal (X501).
2) Please check the frequency of 27 MHz crystal (X501).
3) If the crystal doesn't oscillate, replace X501.
4) After changing it, if the set is still not booting :
- Check NAND Flash IC (IC504) refer to item 2-6.
- Check DDR IC (IC502, IC503) refer to item 2-7.
- Check MT8560 IC (IC501) refer to item 2-8.
2-5-3. Service hint (Any picture / Remark)
ONE POINT REPAIR GUIDE
X501
< MAIN board top view >
2-72

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