A. Video error
Picture broken/ Freezing
Standard Repair Process
Established
date
Revised date
3/16
LCD TV
Error
symptom
2013.01.31
Picture broken/ Freezing
A3
By using Digital signal level meter
Revised date
3/16
☞
A3
Check RF Signal level
. By using Digital signal level meter
. By using Diagnostics menu on OSD
( Setting
→
Set up
→
Manual Tuning
→
Check the Signal )
- Signal strength (Normal : over 50%)
- Signal Quality (Normal: over 50%)
Y
Normal
Signal?
Check whether other equipments have problem or not.
(By connecting RF Cable at other equipment)
→
DVD Player ,Set-Top-Box, Different maker TV etc`
N
N
Check RF Cable
Connection
Check
DVD Player ,Set Top Box, Different maker TV etc
SVC
Check
T
ld i
Y
Close
Normal
Y
☞
A4
1. Reconnection
2. Install Booster
S/W Version
S/W Upgrade
Bulletin?
Tuner soldering
Y
Close
Picture?
Contact with signal distributor
N
Normal
N
N
Replace
Main B/D
Normal
Picture?
N
Contact with signal distributor
or broadcaster (Cable or Air)
Normal
Picture?
Y
Y
Close
Close
3
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Summary of Contents for 65LA9650
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