LG 32LB520B Service Manual page 46

Standard Repair Process Detail Technical Manual
LED TV
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Error
A. Video error_No video/ Audio
symptom
Content
Main Board voltage measuring method
Established
date
Revised
date
Check main 5V,3.3V , V_CORE(1.15),DDR_1.8V
U5 3.3V
U4 DDR_1.8V
CA8 V_CORE(1.15V)
CA3 MAIN_5V
2014. 07.07
A4
LGE Internal Use Only