TO SPEAKER
1%
1%
1%
1%
+5V
GND_Audio
V+
GND_Audio
GND_Audio
GND_Audio
GND_Audio
V+
V+
GND_Audio
GND
GND_Audio
V+
GND_Audio
GND_Audio
GND_Audio
GND_Audio
GND_Audio
GND_Audio
GND_Audio
GND_Audio
V+
R511
1K
C504
0.1u
R518
10K
+
C516
470U
16V
1
2
C505
0.1u
+
C515
100U
10V
1
2
R512
100K
L501
R520
10K
C513
270p
R521
12K
+
C519
4.7U
25V
1
2
R501
51K
U501
LM4838MTEX
10
21
3
11
22
6
26
2
28
15
24
17
5
4
13
12
9
16
27
1
8
14
20
23
25
7 19
18
Right in
HP sense
G
ai
n
S
el
Beep
B
yp
as
s
Vdd
-Right Out
S
hu
tD
ow
n
+Right Out
+Left Out
R
2i
n
-Left Out
Mute
Mode
Left Dock
Lift in
RightDock
Vdd
Vdd
GND
GND
GND
GND
GND
R
2f
in
D
C
V
ol
C
on
tr
ol
L2
in
L2
fin
B501
R502
20K
R505
20K
C514
0.1u
C507
0.1u
+
C503
100U
10V
1
2
C508
0.1u
R510
1K
+
C517
470U
16V
1
2
R516
100K
J501
PHOJACK_3P
2
3
1
R508
56
R503
56
R519
12K
J502
PHOJACK_4P
3
11
2
1
+
C511
NC
1
2
+
C506
100U
10V
1
2
S502
HEADER 4
1
2
3
4
C501
0.1u
+
C518
4.7U
25V
1
2
C510
270p
C502
0.1u
C512
1u
R504
51K
R515
47K
R513
100K
R509
1K
R514
100K
HP_sense
HP_sense
STBY
SH-2
MUTE
SH-2
VOLUME
SH-3
MODEL LCD71VM SCHEMATIC DIAGRAM MAIN BOARD (Audio) (4/4)
10-4