LG 42LN5700 Service Manual page 88

Standard Repair Process Detail Technical Manual
symptom
LCD TV
<ALL MODELS>
Checking method
1. Press the MENU button on the remote controller
2. Select the SOUND function of the Menu
3. Select TV Speaker from Others
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Only for training and service purposes
Error
C. Audio error_No audio/Normal video
Content
Checking method in menu when there is no audio
Established
date
Revised
date
28 / 97
2012. 12 .21
A24
LGE Internal Use Only