LG 32LH500B Service Manual page 36

Standard Repair Process Detail Technical Manual
Error
symptom
LED TV
Video error_No video/Normal audio
Content
Backlight converter measuring method
32inch
1. Measure DC ~15V applying to Backlight module section, Check the C9122.
2. Output DC~24V from Backlight module to Light bar module, Check the Pin1/2 of
CN8601. Check Pin contacting statement and connection statement.
32inch
1. Measure DC ~24V applying to Backlight module section, Check the FB9102
2. Output DC~32V from Backlight module to Light bar module, Check the Pin1/12 of
CN8603. Check Pin contacting statement and connection statement.
43inch
Established
2016. 03.07
date
Revised
date
43inch
A1