3-5
ONE POINT REPAIR GUIDE
1. NO BOOTING WHEN YOU TURN THE UNIT ON, NO MESSAGE OR
“HELLO” ON FRONT PANEL
When you turn on your set, no message on the front panel, and stand-by LED doesn’t work.
1-1. IC300 System 12 VA (No 12 VA)
1-1-1. Solution
Replace MAIN board.
1-1-2. How to troubleshoot (Countermeasure)
1) Please check 20 VA of IC300 pin2 (VIN).
2) If 20 VA is abnormal, please check adapter.
3) If 20 VA is OK, but 12 VA is abnormal pin3 of IC300 (VOUT), replace MAIN board.
1-1-3. Service hint (Any picture / Remark)
< MAIN board top view >
IC300
L301
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