DOWNLOAD LG 84LM960V / 84LM960W (CHASSIS:LD23E) Service Manual ↓ Size: 17.42 MB | Pages: 127 in PDF or view online for FREE

Model
84LM960V 84LM960W (CHASSIS:LD23E)
Pages
127
Size
17.42 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
84lm960v-84lm960w-chassis-ld23e.pdf
Date
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LG 84LM960V / 84LM960W (CHASSIS:LD23E) Service Manual ▷ View online

Contents of LCD TV Standard Repair Process Detail Technical Manual
No.
Error symptom
Content
Page
Remarks
21
B. Power error_No power
Check front display LED
A17
22
Check power input Voltage & ST-BY 5V
A18
23
Checking method when power is ON
A19
24
POWER BOARD voltage measuring 
method
A4
25
26
B. Power error_Off when on, off 
while viewing
POWER OFF MODE checking method
A22
27
B. Power error_Off when on, off 
while viewing
POWER BOARD PIN voltage checking 
method
A19
28
C. Audio error_No audio/Normal 
video  
Checking method in menu when there is 
no audio
A24
29
Voltage and speaker checking method 
when there is no audio
A25
30
C. Audio error_Wrecked 
audio/discontinuation
Voltage and speaker checking method in 
case of audio error
A25
31
D. Function error_ No response in 
remote controller, key error
Remote controller operation checking 
method
A27
Continued from previous page
Established 
date 
Standard Repair Process Detail Technical Manual
Revised 
date 
A1-1
Error 
symptom
Content
Check LCD back light with naked eye
A. Video 
error_No
video/Normal audio 
After turning on the power and disassembling the case, check with the naked eye, 
whether you can see light from 4 locations.
<47/55LM96>
LCD  TV
A1
2011. 12 .14
Established 
date 
Standard Repair Process Detail Technical Manual
Revised 
date 
A1-2
Error 
symptom
Content
Check LCD back light with naked eye
A. Video 
error_No
video/Normal audio 
After turning on the power and disassembling the case, check with the naked eye, 
whether you can see light from 4 locations.
<LM86>
LCD  TV
A1
2011. 12 .14
Established 
date 
Standard Repair Process Detail Technical Manual
Revised 
date 
A1-3
Error 
symptom
Content
Check LCD back light with naked eye
A. Video 
error_No
video/Normal audio 
After turning on the power and disassembling the case, check with the naked eye, 
whether you can see light from 2 locations.
<LM95>
LCD  TV
A1
2011. 12 .14
Copyright © 2012 LG Electronics. Inc. All rights reserved. 
Only for training and service purposes
LGE Internal Use Only
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