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DOWNLOAD LG 32LV3700-ZC / 32LV370S / 32LV375G-ZC / 32LV375S-ZC / 32LV375W-ZC (CHASSIS:LD12B) Service Manual ↓ Size: 12.16 MB | Pages: 74 in PDF or view online for FREE

Model
32LV3700-ZC 32LV370S 32LV375G-ZC 32LV375S-ZC 32LV375W-ZC (CHASSIS:LD12B)
Pages
74
Size
12.16 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
32lv3700-zc-32lv370s-32lv375g-zc-32lv375s-zc-32lv3.pdf
Date
PREV: LG 32LV3700-SA (CHASSIS:LJ12B) Service Manual

LG 32LV3700-ZC / 32LV370S / 32LV375G-ZC / 32LV375S-ZC / 32LV375W-ZC (CHASSIS:LD12B) Service Manual ▷ View online

Measure the DC 24V supplied to LED Driver from the Power Board.
Established 
date 
Electronics 6-3
Standard Repair Process Detail Technical Manual
Revised 
date 
2008. 2 . 1
LCD TV
Error
symptom
LED Driver  B+ 24V measuring method
Content
A. Video error_No video/Normal audio 
 2/33 - 1/13
24V is provided from the Power Board and supplied to LED 
Driver PCB. Check the PIN contact condition and connection.
Check each voltage output (5V,12V,24V) in the Power Board.
Established 
date 
Electronics 6-3
Standard Repair Process Detail Technical Manual
Revised 
date 
2008. 2 . 1
LCD TV
Error 
symptom
Check LED Driver PCB supply voltage
Content
A. Video error_No video/Normal audio 
3/33 - 1/13
Entry method
1. Press the ADJ button on the remote controller for adjustment.
2. Enter into White Balance of item 9. 
3. After recording the R, G, B (GAIN, Cut) value of Color Temp 
(Cool/Medium/Warm), re-enter the value after replacing the MAIN BOARD.
Established 
date 
Electronics 6-3
Standard Repair Process Detail Technical Manual
Revised 
date 
2008. 2 . 1
LCD TV
Error 
symptom
Check White Balance value
Content
A. Video error_No video/Normal audio 
4/33 - 1/13
Established 
date 
Electronics 6-3
Standard Repair Process Detail Technical Manual
Revised 
date 
2008. 2 . 1
LCD TV
Error 
symptom
Power Board voltage measuring method
Content
A. Video error_
No video/No audio
5/33 - 2/13
Check each voltage output 
(3.5V, 12V, 24V) supplied 
from Power Board to Main 
Board.
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