Standard Repair Process Detail Technical Manual
Error symptom
Content
3. 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.
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Only for training and service purposes
Voltage and speaker checking method
when there is no audio
②
1
Power on
3
GND
5
D.13.2V
7
A.13.2V
9
GND
11
DRV_ON
2
4
D.13.2V
6
D.13.2V
8
A.13.2V
10
12
A16
①
③
< Main Ass'y>
LGE Internal Use Only