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AUDIO_STBY_MUTE
{4}
PWM2/GPIO13
CN601
1
R601
10K
1/16W
2
3
4
5
R602
10K
1/16W
PHONEJACK
GND
C611
100pF
GND
{4}
PWM1/GPIO12/VOLUME
C604
0.47uF/16V
C606
0.47uF/16V
D601
R603
100
1/16W
D602
LL4148
R604
LL4148
10K
1/16W
R605
100
1/16W
C609
C610
1uF
1uF
C612
100pF
GND
R610
PWM1/GPIO12/VOLUME
220K
1/16W
GND
+12V
+
C601
+
470uF/16V
U601
TDA7496L
4
17
INL
OUTL
9
14
INR
OUTR
6
10
VOLUME
SVR
11
7
STBY
VAROUT_R
12
5
MUTE
VAROUT_L
+
C608
470uF/16V
GND
GND
C613
0.1uF
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C602
C603
470uF/16V
0.1uF
GND
C605
470uF/16V
C607
470uF/16V
R606
R607
1K
1/16W
1K
1/16W
Connect two grounds at single point.
GND
Lenovo LXM-L19BH
CN602
4
3
2
1
CONN
GND
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