SCHEMATIC DIAGRAMS (04/08)
SCH04_MAIN
s
GND LINE
POWER- LINE
POWER+ LINE
L ch SIGNAL
R ch SIGNAL
DIGITAL AUDIO
Data (DSD, I2S)
T
O
A
U
D
IO
B
D
NC
NC
GPIO
DATA2
DATA1
CLK
L-
L+
AGND
NC
R-
R+
RST
NC
N
C
V
CC
A
V
R
EG
SC
L
SD
A
A
DD
R
D
V
D
D
D
GN
D
V
R
EF
N
C
D
GN
D
N
C
XO
XI
FR
O
M
D
IG
IT
A
L_
B
D
TO-HDPHONE_JACK
HD-LOUT
HD-R0UT
HD-DET
+12V
AGND
-12V
AGND
AGND
AGND
AGND
AGND
L_OUT
R_OUT
H/P_L_OUT
H/P_R_OUT
MUTE
AGND
AGND
DGND
HP_GAIN1
HP_DET
DSD_GAIN
HP_GAIN2
DAC_RST
DAC_SDA
DAC_SCL
3.3V
DGND
DGND
DGND
DAC_CLK
DGND
CLK
DATA1
DATA2
1
5
4
2
D
1
G
1
D
2
S
G
2
3
Q
50
1
C
V
T
2S
K
2145
G
R
R
50
7
12
0
R
50
8
12
0
R
50
9
68
R
51
0
5.
6K
R
51
1
22
K
Q502
CVTKSC1845FTA
Q503
CVTKSC1845FTA
Q504
CVTKSA992FTA
Q505
CVTKSA992FTA
Q507
CVTKSC1845FTA
R
51
5
5.
6K
R
51
2
10
0
C
51
2
330
pF
/100
V
D
C
Q508
CVTKSA992FTA
Q506
CVTKSC1845FTA
R
51
3
47
R
51
4
47
R521
2.2K
C511
200V-561K
C
51
3
CC
EA
1E
R
O
A
221
T
C
51
8
CC
EA
1E
R
O
A
221
T
1
5
4
2
D
1
G
1
D
2
S
G
2
3
Q
50
9
C
V
T
2S
K
2145
G
R
R
52
3
12
0
R
52
4
12
0
R
52
5
68
R
52
6
5.
6K
R
52
8
22
K
Q510
CVTKSC1845FTA
Q511
CVTKSC1845FTA
Q512
CVTKSA992FTA
Q513
CVTKSA992FTA
Q514
CVTKSC1845FTA
R
52
7
5.
6K
R
52
9
10
0
C
51
7
330
pF
/100
V
D
C
Q515
CVTKSA992FTA
Q516
CVTKSC1845FTA
R
53
0
47
R
53
1
47
R522
2.2K
C516
200V-561K
R516
1.8K
R532
1.8K
R534
10K
R517
10K
R518
OPEN
R533
OPEN
R
51
9
22
K
R
53
5
22
K
R536
3.3K
R520
3.3K
C
52
1
CC
M
P2
A
561
JS
13
T
C
51
9
N
C
C
51
4
1000
pF
/100
V
D
C
1
5
4
2
D
1
G
1
D
2
S
G
2
3
Q518
CVT2SK2145GR
R
53
7
12
0
R
53
8
12
0
R
54
0
68
R
54
1
5.
6K
R
53
9
22
K
Q
51
9
C
V
T
K
SC
1845
FT
A
Q520
CVTKSC1845FTA
Q521
CVTKSA992FTA
Q522
CVTKSA992FTA
Q523
CVTKSC1845FTA
R
54
2
5.
6K
R
54
4
10
0
C
52
2
CC
M
P2
A
331
JA
02
T
R
54
6
47
R
54
7
47
R
54
5
22
K
Q526
CVTKSA992FTA
Q525
CVTKSC1845FTA
Q527
CVTKSA992FTA
Q524
CVTKSC1845FTA
Q528
CVTKSC1845FTA
R
54
3
47
0
R
54
8
47
0
Q529
CVTKSA992FTA
1
5
4
2
D
1
G
1
D
2
S
G
2
3
Q
55
1
C
V
T
2S
K
2145
G
R
R
55
7
12
0
R
55
8
12
0
R
55
9
68
R
56
0
5.
6K
R
56
1
22
K
Q552
CVTKSC1845FTA
Q553
CVTKSC1845FTA
Q554
CVTKSA992FTA
Q555
CVTKSA992FTA
Q557
CVTKSC1845FTA
R
56
5
5.
6K
R
56
2
10
0
C
56
2
330
pF
/100
V
D
C
Q558
CVTKSA992FTA
Q556
CVTKSC1845FTA
R
56
3
47
R
56
4
47
R571
2.2K
C561
200V-561K
C
56
3
CC
EA
1E
R
O
A
221
T
C
56
8
CC
EA
1E
R
O
A
221
T
1
5
4
2
D
1
G
1
D
2
S
G
2
3
Q
55
9
C
V
T
2S
K
2145
G
R
R
57
3
12
0
R
57
4
12
0
R
57
5
68
R
57
6
5.
6K
R
57
8
22
K
Q560
CVTKSC1845FTA
Q561
CVTKSC1845FTA
Q562
CVTKSA992FTA
Q563
CVTKSA992FTA
Q564
CVTKSC1845FTA
R
57
7
5.
6K
R
57
9
10
0
C
56
7
330
pF
/100
V
D
C
Q565
CVTKSA992FTA
Q566
CVTKSC1845FTA
R
58
0
47
R
58
1
47
R572
2.2K
C566
200V-561K
R566
1.8K
R582
1.8K
R584
10K
R567
10K
R568
OPEN
R583
OPEN
R
56
9
22
K
R
58
5
22
K
R586
3.3K
R570
3.3K
C
57
1
CC
M
P2
A
561
JS
13
T
C
56
9
N
C
C
56
4
1000
pF
/100
V
D
C
1
5
4
2
D
1
G
1
D
2
S
G
2
3
Q
56
8
C
V
T
2S
K
2145
G
R
R
58
7
12
0
R
58
8
12
0
R
59
0
68
R
59
1
5.
6K
R
58
9
22
K
Q569
CVTKSC1845FTA
Q570
CVTKSC1845FTA
Q571
CVTKSA992FTA
Q572
CVTKSA992FTA
Q573
CVTKSC1845FTA
R
59
2
5.
6K
R
59
4
10
0
C
57
2
330
pF
/100
V
D
C
R
59
6
47
R
59
7
47
R
59
5
22
K
Q576
CVTKSA992FTA
Q575
CVTKSC1845FTA
Q577
CVTKSA992FTA
Q574
CVTKSC1845FTA
Q578
CVTKSC1845FTA
R
59
3
47
0
R
59
8
47
0
Q579
CVTKSA992FTA
D
51
5
1SS
13
3
D
51
6
1SS
13
3
D
50
1
1SS
13
3
D
50
2
1SS
13
3
D
50
3
1SS
13
3
D
50
4
1SS
13
3
D
50
8
1SS
13
3
D
50
9
1SS
13
3
D
51
0
1SS
13
3
D
51
1
1SS
13
3
D
55
1
1SS
13
3
D
55
2
1SS
13
3
D
55
3
1SS
13
3
D
55
4
1SS
13
3
D
55
8
1SS
13
3
D
55
9
1SS
13
3
D
56
0
1SS
13
3
D
56
1
1SS
13
3
D
50
6
1SS
13
3
D
50
5
1SS
13
3
D
50
7
1SS
13
3
D
51
3
1SS
13
3
D
51
2
1SS
13
3
D
51
4
1SS
13
3
D
55
6
1SS
13
3
D
55
5
1SS
13
3
D
55
7
1SS
13
3
D
56
3
1SS
13
3
D
56
2
1SS
13
3
D
56
4
1SS
13
3
D
52
2
1SS
13
3
D
52
1
1SS
13
3
D
52
0
1SS
13
3
D
51
9
1SS
13
3
D
51
7
1SS
13
3
D
51
8
1SS
13
3
D
56
5
1SS
13
3
D
56
6
1SS
13
3
D
57
2
1SS
13
3
D
57
1
1SS
13
3
D
57
0
1SS
13
3
D
56
9
1SS
13
3
D
56
7
1SS
13
3
D
56
8
1SS
13
3
D
52
4
1SS
13
3
D
52
3
1SS
13
3
D
57
4
1SS
13
3
D
57
3
1SS
13
3
C
51
5
200
V
-181
K
C
52
0
200
V
-181
K
C
56
5
CC
M
P2
B
181
K
S17
T
C
57
0
CC
M
P2
B
181
K
S17
T
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC52
CVIES9010K2M
R
45
6
0
R
45
7
0
R
45
8
0
R455
10K
R
45
9
10
K
R
46
0
0
C
45
6
1u
F/
25
V
C
45
4
4.
7/
16
V
T501
GPIO
C
45
5
4.
7/
16
V
C
45
1
0.
01
uF
C
45
2
0.
1u
F
L502
CLZBLM21PG221SN1
C
45
7
1u
F/
25
V
R461
0
R462
0
R453
22
R451
22
R452
22
C
45
9
0.
01
uF
C
45
8
100
/25
V
C
46
0
100
/16
V
C
46
1
0.
01
uF
IN
O
U
T
GN
D
3
2
1
IC53
CVILM1117C-3V3
L501
CLZBLM21PG221SN1
L503
PG221SN
L504
PG221SN
L505
PG221SN
L506
PG221SN
R
60
2
1K
R
70
2
1K
Q701
KTC2875B
Q601
KTC2875B
L612
CLZBLM21PG221SN1
L703
221
L61
3
C
LZ
B
LM
21
PG
221
SN
1
L61
7
C
LZ
B
LM
21
PG
221
SN
1
Q705
CVTKSA992FTA
Q606
CVTKSA992FTA
Q706
CVTKSC1845FTA
Q605
CVTKSC1845FTA
R
61
1
10
R
71
1
10
R
61
2
C
FP
S1
/4
C
M
H
T
A
100
J
5mm
A
I
R
71
2
C
FP
S1
/4
C
M
H
T
A
100
J
5mm
A
I
R
61
0
15
K
R
71
0
15
K
Q703
CVTKSA992FTA
Q604
CVTKSA992FTA
Q704
CVTKSC1845FTA
Q603
CVTKSC1845FTA
R
60
7
10
R
70
7
10
R
60
6
C
FP
S1
/4
C
M
H
T
A
100
J
5mm
A
I
R
70
6
C
FP
S1
/4
C
M
H
T
A
100
J
5mm
A
I
R
60
8
15
K
R
70
8
15
K
R
60
3
1K
Q602
KTC2875B
R
70
3
1K
Q702
KTC2875B
R
60
5
100
K
R
70
5
100
K
R
61
9
100
K
(A
X)
R
71
9
100
K
(A
X)
Q707
KTC2875B
R
71
5
10
K
Q708
KTC2875B
R
71
4
22
0
R717
10K
R
71
6
68
0
R
61
4
22
0
R
61
6
68
0
Q607
KTC2875B
R
61
5
10
K
Q608
KTC2875B
R
61
7
10
K
R
71
8
100
K
Q710
KRA102S
Q709
KRC102S
R
61
8
100
K
Q609
KRA102S
Q610
KRC102S
C
68
5
0.
1u
F
R
47
7
22
K
R
47
9
10
K
R478
100
R601
33K
R604
47
R704
47
R701
33K
C
60
2
CC
M
P2
A
102
JR
16
T
C
70
2
CC
M
P2
A
102
JR
16
T
C
60
1
CC
M
P2
A
821
JS
13
T
100
pF
/100
V
D
C
C
70
1
CC
M
P2
A
821
JS
13
T
100
pF
/100
V
D
C
C
60
6
0.
1u
F
C
70
6
0.
1u
F
C704
NC
C604 NC
R609 2.2K
R709 2.2K
R
71
3
1K
R
61
3
1K
C
64
5
CC
EA
1E
R
A
38
P101
T
C
74
5
CC
EA
1E
R
A
38
P101
T
C603
CCEA1ERA38P221T
C703
CCEA1ERA38P221T
C608
16V/220uF
C708
16V/220uF
C
60
5
CC
EA
1E
R
A
38
P101
T
C
70
5
CC
EA
1E
R
A
38
P101
T
C
60
7
CC
EA
1E
R
A
38
P101
T
C
70
7
CC
EA
1E
R
A
38
P101
T
4
CC
VOUT
GN
D
SHDN
VIN
3
1
5
2
IC51
CVIEMP8020-13VF05NRR
R480
10K
L507
CLZBLM21PG221SN1
C
46
2
100
/16
V
C
46
3
0.
01
uF
C
46
4
100
/16
V
C
46
6
0.
01
uF
C
46
5
0.
1u
F
C523
CCEA1EROS470T
R
54
9
100
K
C573
CCEA1EROS470T
R
59
9
100
K
13
12
11
10
9
8
7
6
5
4
3
2
1
BN66
CWB13
16
17
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
WF51
CJP17GA299ZN
8
7
6
5
4
3
2
1
IC54
HVINJM2114M
1
2
3
4
5
BN85
CWB05
R
63
9
N
C
R
60
0
N
C
C415 0.01uF
C414 0.1uF
C418 0.01uF
C419 1000pF
C417 0.1uF
C421 0.01uF
C422 1000pF
C420 0.1uF
C424
0.01uF
C425
1000pF
C423
0.1uF
C436
0.01uF
C437
1000pF
C435
0.1uF
C439
0.01uF
C438
0.1uF
R
43
4
4.
7K
R
43
3
4.
7K
R
43
5
4.
7K
R
43
2
4.
7K
R696
47
R796
47
R503
4.7K
Q530
HVTKTC2875B
R
50
4
22
K
R553
4.7K
Q567
HVTKTC2875B
R
55
4
22
K
Q588
KRC102S
Q589
KRA102S
R
48
7
100
K
R501
100
R502
100
R551
100
R552
100
R555
4.7K
Q580
HVTKTC2875B
R
55
6
22
K
R505
4.7K
Q531
HVTKTC2875B
R
50
6
22
K
JW44
C
45
3
CC
EA
1E
R
O
A
221
T
C416 1000pF
C440
1000pF
R463
0
AGND
AGND
AGND
AGND
AGND
AGND
+12V_A
-12V_A
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
+12V_A
-12V_A
AGND
AGND AGND
AGND
AGND
AGND
-12V_A
AGND
AGND
+12V_A
3.3V_A
D
A
C
_R
ES
ET
B
D
A
C
_S
C
L
D
A
C
_S
D
A
A
GN
D
D
A
C
_M
C
K
3.3V_A
AGND
3.3V_A
DAC_RESETB
DAC_SDA
DAC_SCL
DAC_MCK
AGND
DGND
DGND
AGND
DGND
DGND
AGND
AGND
AGND
AGND
AGND
+12V_A
3.3V_A
DIGITAL_L_OUT
DIGITAL_R_OUT
AGND
AGND
AGND
AGND
AGND
AGND
3.3V_A
HD_DET
+12V_A
-12V_A
AGND
AGND
AGNDAGND
AGNDAGND
AGND
AGND
AGND
AGND
AGND
+12V_A
AGND
-12V_A
AGND
AGND
AGND
AGND
+12V_A
HD_GAIN1
-12V_A
+12V_A
AGND
HD_GAIN2
-12V_A
AGND
AGND
AGND
AGND
AGND
M
U
T
E_
H
P
AGND
HD_GAIN1
HD_GAIN2
MUTE_HP
HD_DET
+1.3V
+1.3V
DIGITAL_L_OUT
AGND
AGND
DIGITAL_R_OUT
DGND DGND DGND
DGND
DGND
DGND
DGND
CHGND
CHGND
AGND
CHGND
AGND
CHGND
AGND
CHGND
AGND
CHGND
AGND
AGND
GAIN
GAIN
+12V_A
-12V_A
AGND
GAIN
AGND
GAIN
AGND
GAIN
AGND
WF51
BN66
BN85
55
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16