EasyManua.ls Logo

LG 43LF5900-CB - Page 53

LG 43LF5900-CB
73 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
Contents of Standard Repair Process Detail Technical Manual
No. Error symptom Content Page Remarks
1
A. Video error_ No video/Normal audio
Check LCD back light with naked eye A1
2 LED driver B+ 24V measuring method
3 Check White Balance value A4
4 Power Board voltage measuring method A5
5
A. Video error_ No video/Video lag/stop
TUNER input signal strength checking method A6
6 TV Version checking method A7
7
A. Video error_Color error
Connection diagram A8
8 Tuner Checking Part A9
9
Check Link Cable (LVDS/EPI) reconnection
condition
10
Adjustment Test pattern - ADJ Key A12
11
A. Video error_Vertical/Horizontal bar,
residual image, light spot
Connection diagram A8
12
Check Link Cable (LVDS/EPI) reconnection
condition
13
Adjustment Test pattern - ADJ Key A12
14
<Appendix>
Defected Type caused by T-Con/ Inverter/
Module
Exchange T-Con Board (1) A-1/5
15 Exchange T-Con Board (2) A-2/5
16 Exchange LED driver Board (PSU) A-3/5
17 Exchange Module itself (1) A-4/5
18 Exchange Module itself (2) A-5/5
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only

Related product manuals