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Standard Repair Process Detail Technical Manual
Error
symptom
LED TV
Content
Checking order
1. Check the 12V for amplifier from L13.
2. Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound
when you touch the GND and output terminal, the speaker is normal.
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
C. Audio error_No audio /Normal video
Voltage and speaker checking method when
there is no audio
Established
date
Revised
date
12V for amplifier
2014.07.07
A16
LGE Internal Use Only
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