LG LHB976 Service Manual page 100

MAIN SET ONE POINT REPAIR GUIDE
When you turn on your set, it will display "PLEASE WAIT" display on front panel, and it will not
boot-up normally.
1-3-5. X500
1-3-5-1. Solution
Replace X500 on MAIN board.
1-3-5-2. How to troubleshoot (Countermeasure)
1) Please check the soldering status of 27 MHz crystal (X500).
2) Please check the frequency of 27 MHz crystal (X500).
3) If the crystal doesn't oscillate, check Load capacitor (C512, C513) and replace X500.
4) After changing it, if the set is still not booting:
- Check NAND flash IC (IC506) refer to item 1-3-6.
- Check DDR IC (IC502, IC503) refer to item 1-3-7.
- Check BCM7633 IC (IC500) refer to item 1-3-8.
1-3-5-3. Service hint (Any picture / Remark)
X500
< MAIN board bottom view >
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