47
GND
POWER +
POWER -
AUDIO OUTPUT
GND
RST
SDATA
SCLK
LRCK
MCLK
GND
F_MUTE
+6V_CPU
TO
M
A
IN
B
O
A
RD
L CHANNEL
R CHANNEL
FILT+
REF GND
VRE
BMUTEC
AOUTB-
AOUTB+
AGND
VA
AOUTA+
AOUTA-
AMUTEC
VQ
VLS
DSD A
VLC
RST
M0
M1(SDA)
M2(SCL)
M3
DGND
VD
MCLK
LRCK
SCLK
SDIN
DSD CLK
DSD B
SCL2
SDA2
DA
L CH
R CH
-1
2V
+1
2V
HP
-R
HP
-L
TO
H
D
AM
/H
P B
O
AR
D
TO
H
/P
JA
CK
B
O
A
RD
FROM POWER TRANS S1
GND
GND
TO
M
A
IN
B
O
A
RD
AUTO_STB
HP_L_IN
HP_L_VR_OUT
HP_R_IN
HP_R_VR_OUT
HP_R_CH
HP_L_CH
GND
GND
GND
HP_L_IN
HP_L_VR_OUT
HP_R_IN
HP_R_VR_OUT
HP_R_CH
HP_L_CH
GND
GND
GND
AC
12
.6
V
GND
AC
12
.6
V
AUDIO+
GND
AUDIO-
GND
+3.3V_D1
CCEA1CROA221T
MP CHANGE
CCEA1CROA221T
MP CHANGE
OPEN
OPEN
R754
1
R751
1
R752
1
R753
1
C434
120P
C754
0
1u
F
C755
220/
25V
(E
)
R631
68
R731
68
C705
120P
R710
1 0
R716
560
R715
33K
R7
12
560
R705
1 0
C703
120P
R7
32
68
R7
14
120
R7
13
120
D7
04
1S
S133M
T
D7
03
1S
S133M
T
D
702
1S
S133M
T
D7
01
1S
S133M
T
Q707
KTC3200
Q705
KTA1268
Q704
KTA1268
Q703
KTC3200
D
G
S
Q702
2SK369
D
G
S
Q701
2SK369
Q708
KTA1268
Q711
KTC3200
Q710
KTC3200
Q709
KTA1268
R717
100
R7
19
270
R722
270
Q712
KTC3200
Q713
KTA1268
R7
23
33
R7
24
33
C709
220/
25V
(E
)
C710
220/16V(E)
C711
220 16V(E)
C611
220 16V(E)
C610
220/16V(E)
C609
220/
25V
(E
)
R624
33
R6
23
33
Q613
KTA1268
Q612
KTC3200
D
G
S
Q601
2SK369
D
G
S
Q602
2SK369
Q603
KTC3200
Q604
KTA1268
Q605
KTA1268
Q607
KTC3200
D6
01
1S
S133M
T
D6
02
1S
S133M
T
D
603
1S
S133M
T
D
604
1S
S133M
T
R613
120
R614
120
R6
11
68
C603
120P
R605
1 0
R612
560
R615
33K
R6
16
560
R759
1 0
R725
47K
R726
68
C712
N
C(
100P
)
Q716
KTC2874BT
R728
4 7K
R730
4 7K
R729
68
Q717
KTC2874BT
Q617
KTC2874BT
R629
68
R630
4 7K
R628
4 7K
Q616
KTC2874BT
C612
NC
(1
00
P)
R626
68
R6
25
47K
JK71
JK61
R704
5
1K
R6
04
5
1K
R7
09
5
1K
R609
5
1K
R756
1
R755
1
C760
0
1u
F
C759
0
1u
F
C762
33/
50V
C761
33
50V
C756
3
3
50V
C757
220
25V
C758 0
1u
F
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
987654321
IC73
CS4398CZ
R607
8 2K
R602
8 2K
C730
1800P
R601
1K
R606
1K
R706
1K
R701
1K
C701
1800P
R702
8 2K
R707
8 2K
1
2
3
IN
OUT
GND
IC76
KIA7805API
L751
KLZ9H001Z
C753
100/
16V
C752
0
1u
F
C751
100/
16V
L702
JU
M
PE
R
C706
100P
D7
08
1S
S133M
T
D7
07
1S
S133M
T
D7
06
1S
S133M
T
D7
05
1S
S133M
T
R718
47K
R720
33
R721
33
R621
33
R620
33
R6
18
47K
D6
05
1S
S133M
T
D
606
1S
S133M
T
D
607
1S
S133M
T
D
608
1S
S133M
T
C606
100P
R622
270
R619
270
R617
100
Q609
KTA1268
Q610
KTC3200
Q611
KTC3200
Q608
KTA1268
R785
1
2K
R7
86
1
2K
R757
1K
J820
JUMPER
J819
JUMPER
C608
100pF/100V
C607
100pF NC)
C605
120P
C707
100pF NC)
C708
100pF/100V
C702 ( NC
)
R703
8 2K
R708
8 2K
C704 ( NC
)
Q706
KTC3200
R603
8 2K
C732 (NC
)
R608
8 2K
C604 ( NC
)
Q606
KTC3200
2
1
3
GND
Out
In
IC77
KIA1117S33
C763
100/
16V
C764 0
1u
F
C765
0
1u
F
12
3
CN
71
(NC
)
123
CN
61
(NC
)
R760
OP
EN
R7
61
OP
EN
C910
0
1u
F
R828
1 0
R827
1 0
2
7
PH
81
CJ 2E026Z
C803
100/25V
R817
75
R820
75
C804
100/25V
R803
4 7K
R804
4
7K
R801
4 7K
R802
4
7K
C802
220
16V
C801
220/
16V
C805
1000P
C806
1000P
R819
10K
R818
10K
R825
4
7K
R822
4
7K
R807
33
R810
33
D803
1SS133MT
D801
1SS133MT
R805
1 5K
R808
12
R806
12
R809
1 5K
Q801
KTC3203YT
Q803
KTA1271YT
Q804
KTA1271YT
Q802
KTC3203YT
R815
1 5K
R812
12
R814
12
R811
1 5K
D802
1SS133MT
D804
1SS133MT
R816
33
R813
33
R823
75
R824
75
V+
B OUT UT
B NPUT
B+IN UT
V
A+ NPUT
A INP T
A OUT UT
-
+
B
-
+
A
87
65
4
3
2
1
IC81
NJM2068MTE1
R821
4
7K
R826
4
7K
C807
100/25V
C808
100/25V
Q8
07
KT
C2
87
4
Q8
08
KT
C2
87
4
Q8
10
KT
C2
87
4
Q8
09
KT
C2874
C809
100
25V
C810
100
25V
R829
100K
R830
100K
VR81
CVV3J02A103Z
9
8
7
6
5
4
3
2
1
BN
81
9
8
7
6
5
4
3
2
1
CN
81
C919
470/
16V
C917
1000
35V
D916
11EQS10G
D917
11EQS10G
C920
1000/
35V
D918
11EQS10G
D919
11EQS10G
C922
470/
16V
1
2
3
CN94
Q903
2SD1415A
Q902
2SB1020A
R9
09
2
2K
D9
27
1S
S133M
T
D
926
13V
C921
47/
25V
D9
24
13V
D
925
1S
S133M
T
C918
47/
25V
R908
2
2K
J903
J904
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
BN
42
C930
0 1uF
C931
1000P
C932
0 01uF
C940
0 1uF
C941
1000P
C900
0 01uF
12345
BN
43
Q744
KRC102MT
Q745
KRC102MT
R790
10K
Q714
KRC102MT
Q715
KRA102MT
Q718
KRC102MT
R788
4
7K
R791
4
7K
D7
21
D7
22
R7
89
91
C744
220/
25V
R7
87
4
7K
R7
92
4
7K
J795
J810
J794
J809
J818
J867
J800
J797
J814
J803
J802
J811
J808
J815
J796
C820
0 1uF
C821
1000P
C822
0 01uF
C823
0 1uF
C824
1000P
C825
0 01uF
C826
0 1uF
C827
1000P
C828
0 01uF
D9
30
OP
EN
D
931
OP
EN
ET73
ET74
ET75
C720
100/
50V
C721
0
1u
F
C723
100/
25V
C722
0
1u
F
C790
0 1uF
C791
1000P
C792
0 01uF
ET72
1
2
3
IN
OUT
GND
IC75
KIA7815API
C950
1000P
C951
0
01u
F
C952
0
1u
F
C953
1000P
C954
0
01u
F
C955
OP
EN
C956
OP
EN
C958
OP
EN
C957
OP
EN
C960
OP
EN
C959
OP
EN
J930
J831
C781
0
1u
F
C780
0
1u
F
C840
0
1u
F
C841
1000P
C843
0
01u
F
H1
0
J905
J776
F MUTE
GND
+6V CPU
GND
GND
GND
+5VA
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND GND
+5VA
GND
GND
GND
GND
GND
GND
GND
AU
D
IO
+
AU
D
IO
-
AUDIO-
AUD O+
AUDIO-
AUDIO+
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
HDG
N
D
GND
GND
HDG
N
D
GND
GND
HDG
N
D
GND
GND
GND
GND
GND
GND
GND
HDGND
GND
HDGND
HDGND
HDGND
GND
GND
GND
GND
GND
GND
GND
GND
GND
AUDIO+
AUD O-
AUDIO+
AUDIO-
GND
+3 3V D1
+3 3V D1
GND
GND
F MUTE
AUDIO-
+6V CPU
AUD O+
GND
+3 3V D1
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
5/12
8
7
6
5
4
3
2
1
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (9/12)
SDATA
SCLK
LRCK
MCLK
MCLK
SCLK
SDATA
LRCK
WAVEFORMS