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1
2
F172
S116
12V_VCC
50R
C795
C143
220u
100u
S200
24V_VCC_AU
10V
35V
S93
8W 30067972
5V_VCC
2w5 30069845
24V_VCC_AU
S141
A
3V3_VCC
VDD_AUDIO
B
1
AMP_EN
PD
VDDLA
R2213
2
100R
ERROR
N.C.2
3
AOSDATA0
SDATA
4
AOLRCK
LRCIN
R2211
5
SYS_SDA
100R
SDA
C
R2212
U62
6
100R
SCL
VDDLB
SYS_SCL
AD82587D
7
AMP_RST
RESET
VDDRB
C1350
R2223
100n
8
16V
3V3_AMP
4k7
DGND
C1328
9
3V3_AMP
DVDD
100n
R2214
16V
10
3V3_AMP
4k7
SA0
R2210
AOMCLK
11
100R
R2209
MCLK
N.C.1
AOMCLK
100R
12
BCLK
VDDRA
AOBCK
C1329
12p
50V
D
AUDIO AMP for 16" to 24"
C250
MAIN_L
E
1u
C193
R66
4k7
C140
100n
220n
10V
10V
NC
A_OUT1B
C251
MAIN_R
1u
C191
R65
F
C141
4k7
100n
220n
10V
10V
NC
A_OUT2B
1
2
3
VDD_AUDIO
NC
C674
C675
10u
10u
C1195
C1196
10V
10V
10u
10u
16V
16V
HP_NEG_RIGHT
NC
C1176
10u
25V
F7
3V3_AMP
3V3_AMP
60R
C245
C704
100n
10u
16V
16V
24
VDD_AUDIO
23
22
A_OUT1A
LA
R_OUT_P
21
GNDL
R_OUT_N
20
A_OUT1B
LB
L_OUT_P
19
VDD_AUDIO
L_OUT_N
18
VDD_AUDIO
17
A_OUT2B
RB
16
GNDR
15
A_OUT2A
RA
14
13
VDD_AUDIO
HP_AMP_MUTE
U7
PT2333
R2119
1
10k
2
LEFT
R2120
1
2
10k
R2121
1
10k
2
R2122
1
2
10k
A_OUT1A
C152
2
100n
1
10V
VDD_AUDIO
MAIN_R
U23
PT2333
RIGHT
A_OUT2A
C29
2
10V
1
100n
VDD_AUDIO
3
4
5
R224
NC
MAIN_R
27k
R189
C196
C253
R238
100k
47k
MAIN_DAC_R
33p
1u
HP_NEG_LEFT
F23
220R
L4
A_OUT1A
A_OUT1A
10u
15u
15u
L5
A_OUT1B
A_OUT1B
10u
F22
220R
F18
220R
L2
A_OUT2A
A_OUT2A
10u
15u
CN13
1
2
3
4
15u
L3
A_OUT2B
A_OUT2B
10u
F9
220R
R824
AMP_EN
4k7
3V3_AMP
3
3
R489
R78
C146
BC848B
AMP_MUTE
1
2
2
2
33k
10k
100n
Q8
Q7
16V
1
BC848B
1
R100
HP_AMP_EN
4k7
3V3_AMP
3
3
R247
R40
C21
BC848B
1
10k
2
2
100n
2
33k
Q14
Q17
16V
1
BC848B
1
AOSDATA0
AOBCK
AOLRCK
AOMCLK
HEADPHONE AMP
1
14
INR_P
INL_P
2
13
HP_NEG_RIGHT
INR_N
INL_N
HP_NEG_LEFT
3
12
OUTR
OUTL
U2
R381
4
11
GND
UVP
47k
DRV632
5
10
HP_AMP_EN
MUTE
GND1
6
9
VSS
VDD
7
8
CN
CP
C533
F191
100n C1154
1u
1k
16V
3V3_AMP
4
5
6
R219
NC
MAIN_L
27k
R182
C190
C252
R237
100k
47k
MAIN_DAC_L
33p
1u
L_OUT_P
C286
C312
1u
50V
220n
50V
SHORT CCT PROTECTION
C1338
220n
50V
C698
GND1
220n
50V
C1339
Q42
220n
BC858B
30068742
50V
C313
C287
220n
1u
Q9
C34
3
2
50V
50V
100n
R83
1
2
10V
1
L_OUT_N
10k
BC848B
1
R_OUT_P
C1341
220n
50V
C288
C311
1u
220n
50V
GND1
50V
C699
220n
50V
C1340
30068742
220n
50V
C307
C302
220n
1u
50V
50V
R_OUT_N
R692
10k
1
2
100k
1
2
R80
S22
2
1
VDD_AUDIO
S21
2
1
12V_VCC
10k
10k
1
2
1
2
R79
R93
VDD_AUDIO/2
C139
100n
10V
C284
SC_AUD_R_OUT
10u
MAIN_L
C283
R260
SC_DAC_R
68k
R467
1u
1k5
VDD_AUDIO/2
6V3
C293
NC
150p
50V
6
7
8
3
R490
2
33k
1
R81
5k1
R494
3
10k
R86
3k9
R85
3V3_AVCC
2
10k
1
1
R84
1
2
10k
2
3
3
Q10
R92
1
2
10k
2
R322
R657
100R
47k
3
BC858B
1V2_MT5820
2
Q43
1
R804
6k8
3V3_VCC
10k
2
1
R88
VDD_Lineout
12V_VCC
47R
R2098
C1286
10u
16V
33k
1
2
R245
C99
10u
16V
VDD_Lineout
R243
2
1
33k
R244
1
33k
2
C280
SC_AUD_L_OUT
C268
12p
10u
1 OUT1
8
50V
VDD
C265
U8
12p
2
7
50V
IN1-
OUT2
C281
TL062
R259
3
6
IN1+
IN2-
68k
C294
1u
4
5
VDD_AUDIO/2
VSS
IN2+
150p
6V3
50V
17mb82s-r4
SCH NAME :
AUDIO AMP
<YOUR NAME HERE>
DRAWN BY :
03-04-2014_10:27
7
8
3V3_VCC
5V_VCC
A
24V_VCC_AU
12V_VCC
3V3_VCC
B
C
D
E
SC_DAC_L
F
A3
9
T. SHT:
A X M
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