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LG NP8340 - If Not Booting When You Turn on the Set (Crystal)

LG NP8340
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3-12
ONE POINT REPAIR GUIDE
11. IF NOT BOOTING WHEN YOU TURN ON THE SET.
11-1. X501 (Crystal)
11-1-1. Solution
Replace X501 on MAIN board.
11-1-2. How to troubleshoot (Countermeasure)
1) Check the frequency of 27 MHz crystal (X501).
2) If 3.3 V is abnormal, follow the stage 6-1 at the previous page.
3) If the crystal doesn’t oscillate, replace X501.
11-1-3. Service hint (Any picture / Remark)
< Main board bottom view >
X501
X501

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