LG 84LA980T-DC (CHASSIS:LT34E) Service Manual ▷ View online
Established
date
Standard Repair Process Detail Technical Manual
Revised
A1
Error
symptom
Content
Check LCD back light with naked eye
A. Video
error_No
video/Normal audio
LCD TV
2013.01.31
date
A1
Content
Check LCD back light with naked eye
<XXLA9700-NA>
After turning on the power and disassembling the case, check with the naked eye,
whether you can see light from 2 locations.
whether you can see light from 2 locations.
A1
Established
date
Standard Repair Process Detail Technical Manual
Revised
A2
Error
symptom
Content
Check White Balance value
A. Video
error_No
video/Normal audio
LCD TV
2013.01.31
date
A2
Content
Check White Balance value
<ALL MODELS>
Entry method
Entry method
1. Press the ADJ button on the remote controller for adjustment.
2. Enter into White Balance of item 6.
3 Aft
di
th R G B (GAIN C t)
l
f C l
T
1. Press the ADJ button on the remote controller for adjustment.
2. Enter into White Balance of item 9.
A2
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.
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.
Standard Repair Process Detail Technical Manual
TUNER input signal strength checking method
A. Video error_Video error, video lag/stop
A3
Established
date
Revised
Error
symptom
Content
LCD TV
2013.01.31
TUNER input signal strength checking method
<ALL MODELS>
A3
date
Content
Settings Æ Set up
Æ
Manual Tuning
Æ
select channel
When the signal is strong, use the
attenuator (-10dB -15dB -20dB etc )
attenuator (-10dB -15dB -20dB etc )
attenuator ( 10dB, 15dB, 20dB etc.)
A3
Standard Repair Process Detail Technical Manual
LCD TV Version checking method
A. Video error_Video error, video lag/stop
A4
Established
date
Revised
Error
symptom
Content
LCD TV
2013.01.31
LCD-TV Version checking method
1. Checking method for remote controller for adjustment
<ALL MODELS>
A4
date
Content
Version
Press the IN-START with the remote
t ll
f
dj t
t
controller for adjustment
A4
Click on the first or last page to see other 84LA980T-DC (CHASSIS:LT34E) service manuals if exist.