LG 37LV370S Service Manual page 74

Standard Repair Process Detail Technical Manual
Error
symptom
LCD TV
Content
Checking order
1.
2. When checking the Pre-Amp when the power is in ON condition, it is normal when the
Input voltage terminal: 3.5V_ST (Pin 6)
Remote controller receiver terminal: IR (Pin 9)
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D. Function error_ No response in remote controller,
key error
Remote controller operation checking method
Check the DC 5V on the 3.5V_ST terminal. (Pin 6)
Analog Tester needle moves slowly, and defective when it does not move at all.
① ②
Established
2008. 2 . 1
date
Revised
date
Electronics 6-3
26/33 - 10/13
LGE Internal Use Onl