Screen
normal?
N
Y
Check external
device
connection
condition
Y
N
Check and
replace Link
Cable
Normal?
Y
N
Screen
normal?
Replace Main B/D
(adjust VCOM)
Replace
module
Check color condition by input
-External Input
-Component
-RGB
-HDMI/DVI
End
Vertical/Horizontal bar, residual image, light spot
Request repair
for external
device
A. Video error
Vertical / Horizontal bar, residual image,
light spot, external device color error
☞
A12
External device screen error-Color error
External
Input
error
Connect other external
device and cable
(Check normal operation of
External Input, Component,
RGB and HDMI/DVI by
connecting Jig, pattern
Generator ,Set-top Box etc.
N
Y
Replace
Main B/D
Screen
normal?
Check screen
condition by input
-External Input
-Component
-
RGB
-
HDMI/DVI
Request repair for
external device
Component
error
RGB
error
HDMI/
DVI
Connect other external
device and cable
(Check normal operation of
External Input, Component,
RGB and HDMI/DVI by
connecting Jig, pattern
Generator ,Set-top Box etc.
Replace
Main B/D
Screen
normal?
N
Y
Check S/W Version
Y
N
Check
version
S/W Upgrade
Y
N
Normal
screen?
End
Y
N
Replace Main B/D
For LGD panel
Replace
Module
Screen
normal?
End
Established
date
Revised date
5/13
LCD TV
Error
symptom
Standard Repair Process
☞
A8
☞
A10/ A11
Check Test pattern
☞
A28
5
For other panel
2012.01.16
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Содержание 84LM96/W
Страница 59: ......
Страница 89: ... Introductions of soft touch Introductions of 12Y Model Soft touch Ass y ...
Страница 94: ...Introductions of 12Y RF ass y Magic Remote control Introductions of 12Y RF ass y Magic Remote control ...
Страница 101: ...WIFI Built in ass y feature LGIT WIFI built in feature PIN USB interface 1 5V 2 DM 3 DP 4 GND Pin map ...
Страница 102: ...WIFI Built in Block diagram Arcadyan ...
Страница 103: ...WIFI Built in ass y Specification ...
Страница 104: ...표지 12Y Widevine HDCP 2 0 NETFLX Contents 1 Widevine 2 HDCP 2 0 NETFLIX 3 DTCP 4 Changed BOM ...
Страница 108: ...4 Changed BOM As Was Current Æ Add Add Item 1 Marlin Yes No 2 CNTV Yes No 3 HDCP Tx Yes No 4 DTCP Rx Yes No ...
Страница 109: ...4 Changed BOM ...
Страница 147: ...Appendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light ...