LG 47LD650 (CHASSIS:LL03B) Service Manual ▷ View online
Standard Repair Process Detail Technical Manual
LCD-TV Version checking method
A. Video error_Video error, video lag/stop
1. Checking method for remote controller for adjustment
Press the IN-START with the remote
controller for adjustment
controller for adjustment
Version
<ALL MODELS>
A7
Established
date
Revised
date
Error
symptom
Content
LCD TV
A7
2010. 2 .19
4
Standard Repair Process Detail Technical Manual
LCD TV connection diagram (1)
A. Video error _Vertical/Horizontal bar,
residual image, light spot
As the part connecting to the external input, check the
screen condition by signal
screen condition by signal
A8
Established
date
Revised
date
Error
symptom
Content
LCD TV
A8
2010. 2 .19
12
1
9
3
5
8
2
3
6
7
Checking method:
1. Check the signal strength or check whether the screen is normal when the external device is connected.
2. After measuring each voltage from power supply, finally replace the MAIN BOARD.
1. Check the signal strength or check whether the screen is normal when the external device is connected.
2. After measuring each voltage from power supply, finally replace the MAIN BOARD.
Standard Repair Process Detail Technical Manual
TUNER checking part
A. Video error_Video error, video lag/stop
<ALL MODELS>
A9
Established
date
Revised
date
Error
symptom
Content
LCD TV
A9
2010. 2 .19
Standard Repair Process Detail Technical Manual
Check Link Cable (LVDS) reconnection condition
A. Video error_Color error
Check the contact condition of the Link Cable, especially dust or mis insertion.
<32/42/47/55LE7500_LE5500>
A10
Established
date
Revised
date
Error
symptom
Content
LCD TV
A10
2010. 2 .19
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