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- Trouble shooting by input block (Component level check)
No.
1
Power Problem
2
3
4
5
Video Problem
6
7
8
9
10
11
Audio Problem
12
13
14
USB / Remocon Problem
15
Intelligent Sensor
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Only for training and service purposes
LCD TV Repair Process Index
Symptom (L)
AV / Component / RGB, HDMI-PC/ HDMI-DTV
Input Block
Power-up Boot fail
No OSD
Digital TV
Analog TV
AV (Scart / CVBS/ S-Video)
Component
RGB(D-SUB)
HDMI
All Input
Digital TV
Analog TV
AV Audio out / No Audio (SPDIF)
USB no connect / Remocon
Intelligent Sensor
Page
Remark
1
2
3
4
5
7
9
11
13
14
15
16
23
24
25
LGE Internal Use Only
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