LG OLED55B6 Series Service Manual page 72

Standard Repair Process Detail Technical Manual
symptom
Content
Checking method
1. Press the Setting button on the remote control
2. Select the Sound function of the Menu
3. Select the Sound Out
4. Select TV Speaker
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Only for training and service purposes
Error
C. Audio error_No audio/Normal video
Checking method in menu when there is no audio
Established
date
Revised
date
A11
A11
LGE Internal Use Only