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Standard Repair Process
Error
LCD TV
symptom
☞ A6
Check RF Signal level
Check satellite setting.
- Check LNB frequency.
Normal
Y
- Check satellite
Check satellite
Si
Signal?
l?
- Check Satellite connection
(DiSEqC, motor, etc...)
N
Contact with
signal distributor
or broadcaster
(Cable or Air)
Close
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Only for training and service purposes
A. Picture Problem (ISDB-T/S)
Tuning fail, Picture broken/ Freezing
Check RF signal cable (ISDB-S satellite signal or not)
Check whether other equipments have problem or not.
(By connecting RF Cable at other equipment)
→ Set Top Box, Different maker TV etc
→ Set-Top-Box Different maker TV etc
Change satellite setting
(match with installed ANT)
☞ A7
Y
Check
Normal
setting?
tti
?
S/W V
S/W Version
i
N
N
N
Normal
Picture?
Y
Close
Established
2013. 11 .30
date
Revised date
N
Check
SVC
Tuner soldering
T
ld i
B ll ti ?
Bulletin?
Y
S/W Upgrade
N
Normal
Picture?
Y
Close
3/13
Replace
M i B/D
Main B/D
LGE Internal Use Only
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