LG 37LV370S Service Manual page 65

Standard Repair Process Detail Technical Manual
Error
LCD TV
symptom
Content
①
Power checking method
1. Check the AC220V input in the power cord.
2. Check the connected part with input from the POWER BOARD and whether the fuse is connected.
3. Check the ST-BY DC 3.5V output voltage from the POWER BOARD.
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Only for training and service purposes
B. Power error _No power
Check power input voltage and ST-BY 3.5V
②
Established
2008. 2 . 1
date
Revised
date
Electronics 6-3
16/33 - 6/13
③
LGE Internal Use Onl