LG 55EA8809-ZF (CHASSIS:ED34D) Service Manual ▷ View online
Appendix : Exchange the Module (1)
Vertical Block
Line Dim
Crosstalk
Crosstalk
Press damage
Brightness difference
Burnt
A – 1/2
Un-repairable Cases
In this case please exchange the module.
Appendix : Exchange the Module (2)
A – 2/2
Un-repairable Cases
In this case please exchange the module.
Angle view Color difference
Brightness dot noise
Half dead
Green Noise on power on/off time
Line Defect
Mura
Brightness difference
Standard Repair Process Detail Technical Manual
Check front display Logo
B. Power error _No power
A17
Established
date
Revised
date
Error
symptom
Content
LCD TV
A17
ST-BY condition: On or Off
Power ON condition: Turn Off
Front LED control :
Menu Option
Standby Light
ON/ Off
2013.01.31
Screen
Power button
Speaker
Remote control sensor
LG logo Light
Established
date
Standard Repair Process Detail Technical Manual
Revised
date
A18
Error
symptom
Content
Check power input voltage and ST-BY 3.5V
B. Power error _No power
LCD TV
A18
Check the DC 24V, 12V, 3.5V.
18 Pin
(Power Board ↔ Main Board)
1
Power on
2
DRV ON
3
3.5V
4
20V
5
3.5V
6
N.C
7
GND
8
GND
9
24V
10
24V
11
GND
12
GND
13
12V
14
12V
15
12V
16
24V
17
GND
18
GND
2013.01.31
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