Checking method:
1. Check the signal strength or check whether the screen is normal when the external device is connected.
2. After measuring each voltage from power supply, finally replace the MAIN BOARD.
Standard Repair Process Detail Technical Manual
TUNER checking part
A. Video error_Video error, video lag/stop
<ALL MODELS>
A9
Established
date
Revised
date
Error
symptom
Content
LCD TV
A9
2011. 12 .14
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 84LM96/W
Page 59: ......
Page 89: ... Introductions of soft touch Introductions of 12Y Model Soft touch Ass y ...
Page 102: ...WIFI Built in Block diagram Arcadyan ...
Page 103: ...WIFI Built in ass y Specification ...
Page 104: ...표지 12Y Widevine HDCP 2 0 NETFLX Contents 1 Widevine 2 HDCP 2 0 NETFLIX 3 DTCP 4 Changed BOM ...
Page 109: ...4 Changed BOM ...
Page 147: ...Appendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light ...