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A
B
C
1
USB_RESET
2
USB_READY
USB_TX
USB_RX
TU_CLK
TU_SDA
TUNED
STEREO
RDS_CLK
RDS_DATA
A+12V
3
A_GND
FAN_VCC
D_GND
C135
22/6.3-Z8154
4
R193
100K
R199
100K
5
C145
22/6.3-Z8154
AGND
MUTE_B+
6
H/P_MUTE
SW_MUTE
VOL_CLK
VOL_DATA
USB_R
USB_L
AGND
BD_R
C159
BD_L
10/16-Z8154
7
R239
100K
R247
100K
8
C172
10/16-Z8154
9
USB_5V
A+12V
A-12V
USB_GND
10
GND
POWER +
A
B
C
D
E
F
2CH BD DELAY PART
R177
3K3
91_RST_USB
Q8
C133
560P-J
C282
R184
R183
10/16-Z8154
1K8
R188
680
8
6
100
7
C134
89_CLK
1N8-K
5
89_DA
IC210
R190
R191
AZ4580M
C278
680
1K8
10/16-Z8154
R194
100K
R195
3K3
C137
C138
470P-J
10/16-Z8154
J100
AGND
C142
10/16-Z8154
C143
R200
R201
470P-J
100K
Q7
3K3
C281
R204
R205
10/16-Z8154
680
1K8
4
3
C144
1
1N8-K
R208
2
100
R209
R210
IC210_B
C289
680
1K8
AZ4580M
10/16-Z8154
C146
560P-J
R211
3K3
R223
5K6
C154
680P-J
Q6
C195
R236
C158
R237
10/16-Z8154
89_RST_BD
360
7K5
3N3-K
R234
4
3
47
1
2
IC209:A
R229
AZ4580M
R230
C191
360
7K5
10/16-Z8154
R240
100K
R241
C162
5K6
470P-J
89_CLK
C169
10/16-Z8154
89_DA
C164
10/16-Z8154
C170
R249
R248
470P-J
5K6
100K
Q5
C227
R254
R255
10/16-Z8154
360
7K5
8
5
7
C171
3N3-K
R258
6
47
IC209:B
R260
R259
C204
AZ4580M
360
7K5
10/16-Z8154
C173
680P-J
R261
5K6
D126
KDS4148U
IC114
IL1117-5.0
C323
C286
C322
1/50-Z8155
C349
100N-K
1/50-Z8155
100N-K
POWER -
D
E
F
G
H
I
USB_AMUTE
R174
100
Q3
Q2
IC115
PCM1791A
R179
10K
R178
33
MS
LRCK
USB_LRCK
R181
100
R180
33
USB_BCK
MC
BCK
R185
100
R182
33
MDI
DATA
DA_O1
Q4
MDO
MUTE
R189
33
R192
220K
USB_MCK
MSEL
SCK
C151
Q1
ZEROL
RST
100N-K
ZEROR
VDD
VCCF
DGND
VCCL
AGNDF
C141
C136
C140
AGNDL
VCCR
10N-K
10N-K
10N-K
L-
AGNDR
L+
R-
C348
AGNDC
R+
10/50
VCC
VCOM
C139
10/16-Z8154
AGND..
C149
100N-K
A_USB_5V
C150
R217
R215
100
10N-K
100
C152
R218
100N-K
100
R238
R245
IC104
10K
10K
PCM1789
12
11
10
R246
10K
2622_LRCK
8
Adress1
LRCK
VDD
GND
R225
10K
2622_BCK
14
7
Adress2
BCK
VDD
GND
R227
100
R228
33
SCL
DIN
DA_O2
15
DAO
GND
6
R231
100
BCK
SDA
RST
16
GND
5
R235
33
7601_MCK
MODE
SCKI
1
2
3
4
C160
ZERO1
VDD
Q0
10N-K
ZERO2
DGND
C168
R264
10K
AMUTE
VCC1
10N-K
2622_DA
C165
VCC2
VCOM
10/16-Z8154
C167
AGND2
AGND1
10N-K
R333
VOUTR-
VOUTL-
R336
100
VOUTR+
VOUTL+
2622_LRCK
100
C346
10/16-Z8154
C298
C176
10N-K
100N-K
G
H
I
63
J
K
L
I2S COMMUNICATION
C314
OPEN
C315
OPEN
C308
OPEN
C316
OPEN
C309
OPEN
OPEN
C311
OPEN
C310
C312
OPEN
C313
OPEN
MCU CONTROL LINE
I2S COMMUNICATION
i
u
R212
10K
R213
10K
VIR_3.3V
R335
10K
R226
10K
R224
R334
33
33
C291
100N-K
36
35
34
33
32
31
30
29
28
27
26
25
37
SDO2
24
R214
38
23
SDO1
33
36:SDO3
24:TEST3
C290
39
SDO0
22
35:LRO
23:TEST2
100N-K
22:TEST1
40
VDDIO
RESETb
21
C296
41
20
VSSIO
VDDIO
100N-K
IC105
42
VSS
VSSIO
19
C153
NJU26220
10N-K
43
VDD
CLK
18
R220
7601_DATA1
44
17
SDI3
CLKOUT
R314
470
7601_DATA2
45
16
SDI2
VDD
10K
14:VSSPLL
46
SDI1
47:SDI0
VSS
15
C155
48:LRI
13:VDDPLL
7601_DATA0
47
14
10N-K
7601_LRCK
48
13
1
2
3
4
5
6
7
8
9 10 11 12
C166
IC106
100N-K
TPA5052
C292
100N-K
o
R252
3K3
C288
100N-K
R253
3K3
L104
10UH(02)
D123
D124
OPEN
OPEN
IC108
IC107
IL1117-3.3
IL1117-1.8
J103
C174
C175
1/50-Z8155
C178
C179
1/50-Z8155
10N-K
10N-K
C234
C177
C246
1/50-Z8155
1/50-Z8155
100N-K
SCHEMATIC DIAGRAMS (3/9 )
J
K
L
M
N
O
1
2
USB_RX
USB_TX
USB_READY
USB_RESET
3
USB_AMUTE
USB_LRCK
USB_BCK
DA_O1
USB_MCK
USB3.3V
USB_GND
USB_5V
A+12V
4
A_GND
TU_CLK
TU_SDA
TUNED
RDS_DATA
STEREO
RDS_CLK
FAN_VCC
D_GND
5
WDC
PROC
89_RST_BD
91_RST_USB
89_CLK
89_DA
DEL4
DEL3
DEL2
R219
100
DEL1
6
DEL0
2622_DAO
2622_CLK
2622_RST
MUTE_B+
H/P_MUTE
SW_MUTE
X101
12M288(16P)
VOL_CLK
VOL_DATA
TUNER_L
7
R222
TUNER_R
1M
q
w
BD118
NC
BD121T
7601_MCK
BD120
7601_BCK
BD121T
r
7601_DATA0
7601_LRCK
BD119
e
NC
BD121T
NC
NC
7601_DATA1
8
7601_DATA2
t
DGND
NC
NC
NC
y
NC
9
10
AUDIO SIGNAL LINE
M
N
O
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