Read LG 55LA7900 (CHASSIS:LA34D) Service Manual online
Standard Repair Process Detail Technical Manual
Checking method in menu when there is no audio
C. Audio error_No audio/Normal video
A24
Established
date
Revised
date
Error
symptom
Content
LCD TV
A24
2011. 12 .14
Checking method
1. Press the MENU button on the remote controller
2. Select the SOUND function of the Menu
3. Change TV Sound Out to TV Speaker
<ALL MODELS>
Click on the first or last page to see other 55LA7900 (CHASSIS:LA34D) service manuals if exist.