LG 55LB5610 - Picture Broken; Freezing

A. Video error
Picture broken/ Freezing
Y
N
☞ A5
N
Check RF Signal level
Check RF Cable
Connection
1. Reconnection
2. Install Booster
Check
S/W Version
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`
Replace
Main B/D
Check
Tuner soldering
Y
N
Y
Y
. By using Digital signal level meter
. By using Diagnostics menu on OSD
( Menu→ Set up→ Support → Signal Test )
- Signal strength (Normal : over 50%)
- Signal Quality (Normal: over 50%)
Y
Contact with signal distributor
or broadcaster (Cable or Air)
N
N
Y
N
☞ A6
Standard Repair Process
Established
date
Revised date
3/14
LCD TV
Error
symptom
2012. 01 .14
End
Normal
Signal
Normal
Picture
Normal
Picture
Normal
Picture
SVC
Bulletin
End
End
Normal
Picture
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