One Point Repair Guide; Power Problem - LG BD630N Service Manual

ONE POINT REPAIR GUIDE

1. NO POWER PROBLEM
No power problem occurs when you power on the unit.
1-1. Fuse & bridge diodes
1-1-1. Solution
Replace F101, D103 ~ D106, R101 on SMPS board.
1-1-2. How to troubleshoot (Countermeasure)
1) Look at the physical of fuse F101.
2) Check the bridge diode D103 ~ D106.
3) Check the R101 short or open.
RECTIFIER
(primary)
SWITCHING IC
AC85~264V
1-1-3. Service hint (Any picture / Remark)
< Fuse, F101 > < Bridge diode, D103 ~ D106 > < Resistor, R101 >
Can look at physical condition If R101 open state,
it is change new component.
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