→
abnormal audio/discontinuation/noise is same after “Check input signal” compared to No audio
C. Audio error
Wrecked audio/ discontinuation/noise
Wrecked audio/
Discontinuation/
Noise for
all audio
Check and replace
speaker and
connector
Wrecked audio/
Discontinuation/
Noise only
for D-TV
Wrecked audio/
Discontinuation/
Noise only
for Analog
Wrecked audio/
Discontinuation/
Noise only
for External Input
Connect and check
other external
device
N
Y
Normal
audio?
Check and fix external device
Replace Power B/D
N
Y
Normal
voltage?
Check input
signal
-RF
-External Input
signal
Signal
normal?
(When RF signal is not
received)
Request repair to external
cable/ANT provider
Y
Check audio
B+ Voltage (24V)
Replace Main B/D
(In case of
External Input
signal error)
Check and fix
external device
Replace Main B/D
N
End
Established
date
Revised date
9/13
LCD TV
Error
symptom
Standard Repair Process
☞
A25
9
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 ...