DOWNLOAD LG 65LM620S-ZB / 65LM620T-ZB (CHASSIS:LD22E) Service Manual ↓ Size: 10.53 MB | Pages: 118 in PDF or view online for FREE

Model
65LM620S-ZB 65LM620T-ZB (CHASSIS:LD22E)
Pages
118
Size
10.53 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
65lm620s-zb-65lm620t-zb-chassis-ld22e.pdf
Date
PREV: LG 52LG7000-ZA (CHASSIS:LD88F) Service Manual

LG 65LM620S-ZB / 65LM620T-ZB (CHASSIS:LD22E) Service Manual ▷ View online

MENU -
Æ Set up 
Æ
support -
Æ signal test
-
Æ select channel 
When the signal is strong, use the 
attenuator (-10dB, -15dB, -20dB etc.)
Standard Repair Process Detail Technical Manual
TUNER input signal strength checking method
A. Video error_Video error, video lag/stop 
<ALL MODELS>
A6
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
2010. 12 .14
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
Version 
<ALL MODELS>
A7
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
2010. 12 .14
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
A8
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
<ALL MODELS>
2010. 12 .14
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. 
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
2010. 12 .14
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