5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
ROUT+
LOUT+
ROUT#
HP_RINP#
ROUT#
HP_LINP#
SVRR
LOUT#
SC_AROUT
HP_LIN
HP_RIN
AMP-Rout
AMP-Lout
AUOUTR1
AUOUTL1
SC_ALOUT
HP_LIN
HP_RIN
LOUT+
LOUT+
LOUT+
LOUT+
ROUT+
MUTEn
VCC-OP2
LOUT#
LOUT#
SVRR
MUTEO
MUTEO
CLASS_EN
HP_RIN
HP_LIN
HP_DET
HP_DET
HP_SMUTE
HP_SL
HP_SR
VCC-OP2
HP_LINP#
HP_RINP#
CLASS_EN
CLASS_EN
AMP-Rout
AMP-Lout
AUOUTR1
AUOUTL1
SC_AROUT
CLASS_EN
SC_ALOUT
HP_DET
+8V
PVCC
+8V
+12V
PVCC
PVCC
+5V
PVCC
+8V
PVCC
GND
GND
+5V
+5V
GND
GND GND
GND
5VA
GND
GND
GND
GAIN=1K/470R
Location Near
IC Pin.
Location Near
IC Pin.
AUDIO OP
MUTE Control
HOLE
Ground in the middle of the L/R
Gain=R358/R364
Gain=R339/R349
SHEN ZHEN MTC MULTIMEDIA CO.,LTD
DESIGN:YANXUEWU
MODEL: MSDV3205-L2
TITLE:AUDIO
CHECKED:
PART NO.:
DWG NO.:
APPRD:
SHEET: 11 OF 12
VER:1.0
PH_Drive
R351
100R
R351
100R
C204
100uF/16V
C204
100uF/16V
L50
FB_56OHM_500MA
L50
FB_56OHM_500MA
R415
100K
R415
100K
J6
Headphone
J6
Headphone
L
5
4
0
0
6
0
3
R
2
GN
D
1
2
7
3
8
4
9
5
10
C213
1000pF
C213
1000pF
C1101
0.1uF
C1101
0.1uF
C299
10UF
C299
10UF
C221
200pF
C221
200pF
R291
10K
R291
10K
C210
0.1uF
C210
0.1uF
R299
30K
R299
30K
+
C236
470uF/16V
+
C236
470uF/16V
1
2
R292
3K
R292
3K
C174
10uF
C174
10uF
R336
10R
R336
10R
C191
200pF
C191
200pF
R339
1K
R339
1K
D813 IN4148
D813 IN4148
C170
0.1uF
C170
0.1uF
C300
10UF
C300
10UF
R329
1K
R329
1K
R338
330R
R338
330R
C176
220uF/16V
C176
220uF/16V
C301
0.1uF
C301
0.1uF
C222
2.2uF
C222
2.2uF
R362
10K
R362
10K
C243
0.22uF
C243
0.22uF
R314
100K
R314
100K
C209 2.2uF
C209 2.2uF
+
C241
470uF/16V
+
C241
470uF/16V
1
2
L97
FB_56_OHM_4A
L97
FB_56_OHM_4A
H1
10-2.54MM
H1
10-2.54MM
1
2
3
4
C212
1uF
C212
1uF
R308
0R
R308
0R
R346
10K
R346
10K
C202
200pF
C202
200pF
R301
220R
R301
220R
C169
0.1uF
C169
0.1uF
R332
1K
R332
1K
+
C1103
220uF/16V
+
C1103
220uF/16V
C244
0.22uF
C244
0.22uF
R306
10K
R306
10K
R313
100R
R313
100R
R325
100K
R325
100K
Q33
2N3904
Q33
2N3904
3
1
2
Q31
2N3904
Q31
2N3904
3
1
2
U19
TPA1517
U19
TPA1517
IN1
1
SGND
2
SVRR
3
OUT1
4
PGND
5
OUT2
6
VCC
7
M/SB
8
IN2
9
GND/HS
10
GND/HS
11
GND/HS
12
GND/HS
13
GND/HS
14
GND/HS
15
GND/HS
16
GND/HS
17
GND/HS
18
GND/HS
19
GND/HS
20
+
C248
470uF/16V
+
C248
470uF/16V
R321
4.7K
R321
4.7K
R343
330R
R343
330R
U25
DF3544
U25
DF3544
IN1
3
BIAS
6
OUTA
1
MUTE
2
VDD
8
GND
4
IN2
5
OUTB
7
C1104
1000pF
C1104
1000pF
R334
1K
R334
1K
Q32
2N3904
Q32
2N3904
3
1
2
C223
1000pF
C223
1000pF
R322
100R
R322
100R
Q28
3906
Q28
3906
R342
100K
R342
100K
S1
10-2.54MM
S1
10-2.54MM
1
2
R357
330R
R357
330R
Q26
2N3904
Q26
2N3904
3
1
2
R349
330R
R349
330R
L51
NC
L51
NC
C298
0.1uF
C298
0.1uF
C216
200pF
C216
200pF
R348
1K
R348
1K
C200
4.7uF
C200
4.7uF
RX
56
NC/V
800A
A
RX
56
NC/V
800A
A
R324
100R
R324
100R
+
C180
NC/10uF/16V/220uF/16V
+
C180
NC/10uF/16V/220uF/16V
R340
100R
R340
100R
C1102
0.1uF
C1102
0.1uF
R414
100K
R414
100K
R356
330R
R356
330R
R381
2R2
R381
2R2
Q34
2N3904
Q34
2N3904
3
1
2
L52
FB_120_OHM_500MA
L52
FB_120_OHM_500MA
J26
SPEAKER
J26
SPEAKER
1
2
3
4
C185
NC/1uF
C185
NC/1uF
Q36
2N3904
Q36
2N3904
3
1
2
C218
1uF
C218
1uF
+
C167
100uF/16V
+
C167
100uF/16V
R315
100K
R315
100K
C173
0.1uF
C173
0.1uF
R378
2K
R378
2K
R364
330R
R364
330R
C168
0.001uF
C168
0.001uF
R416
100K
R416
100K
R353
100K
R353
100K
RX
57
NC/V
800A
A
RX
57
NC/V
800A
A
Q27
2N3904
Q27
2N3904
3
1
2
R376
2K
R376
2K
R300
4.7K
R300
4.7K
C302
2.2uF
C302
2.2uF
C205
100uF/16V
C205
100uF/16V
R302
10K
R302
10K
R285
270K
R285
270K
R380
2R2
R380
2R2
Q35
2N3904
Q35
2N3904
3
1
2
R358
1K
R358
1K
R379
2K
R379
2K
C295
2.2uF
C295
2.2uF
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