A. Video error
Picture broken / Freezing
Y
N
Normal
Signal?
Check RF Cable
Connection
1. Reconnection
2. Install Booster
S/W Upgrade
Check whether other equipments have problem or not.
(By connecting RF Cable at other equipment)
→ DVD Player ,Set-Top-Box, Different maker TV etc.
SVC
Bulletin?
Replace
Main B/D
Normal
Picture?
Y
N
Y
Y
. By using Digital signal level meter
. By using Diagnostics menu on OSD
( All Settings
→ Programmes → Programme Tuning & Settings → Manual Tuning → Check the Signal )
- Signal Strength (Normal : over 50%)
- Signal Quality (Normal : over 50%)
Normal
Picture?
Y
Contact with signal distributor
or broadcaster (Cable or Air)
N
Normal
Picture?
Y
N
Standard Repair Process
Established
date
Revised date
Error
symptom
3
N
N
Check Tuner
soldering
End
End
End
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Summary of Contents for 50US665H0VA
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