Tuner Input Signal Strength Checking Method - LG 55LA7400 Service Manual
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Also See for 55LA7400:
- User manual (216 pages) ,
- Owner's manual (72 pages) ,
- Owner's manual (52 pages)
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Standard Repair Process Detail Technical Manual
symptom
LCD TV
Content
<ALL MODELS>
Copyright ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Error
A. Video error_Video error, video lag/stop
TUNER input signal strength checking method
Established
MENU -
When the signal is strong, use the
attenuator (-10dB, -15dB, -20dB etc.)
- 57/83 -
2012. 11 .30
date
Revised
date
Channel
Manual -
select channel
A6
LGE Internal Use Only
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