SCHEMATIC DIAGRAMS (7/10)
DIGITAL 2
Note
All Ref.No. has been described in the parts list are
four digits.
But there are less than four digits of printed Ref.No.
on the PCB, and they have become four digits after
the header by adding "0" in the parts list.
GND LINE
POWER- LINE
POWER+ LINE
SPDIF DSP / PCM
SIGNAL SIGNAL Rch SIGNAL Lch
STBY POWER
47P
C324
47K
R328
1000P
C330
DIR1_LRCK
BIDIRECT
DIR1_ERROR
BIDIRECT
R307
680
1K
R308
100/16C305
220/6.3C308
USBB_DATA
INPUT
R324
47K
33_VCC_DIR
33_VCC_DIR
330K
R327
1000P
C332
TC7WHU04FU
U301
1A
1
2Y
2
3A
3
GND
4
3Y
5
2A
6
1Y
7
VCC
8
JSR2124-00-BBBN
U304
OUT1
GND2
VCC
3
100
R317
0
R325
TC7WHU04FU
U303
35
USBB_MCK_USB
OUTPUT
U303
62
0
R305
GND
C320
0.01
0.01
C321
U303
17
DIR1_CE
OUTPUT
0
R306
0R310
GND
DIR1_CLK
OUTPUT
33_VCC_DIR
C307
4700P
DIR1_CFLUG
BIDIRECT
R331
75
C.GND10
470
R329
100
R318
100/6.3
C313
100
R315
DIR1_CIDO
OUTPUT
0R309
USBB_MCK_OUT
INPUT
DIR1_BCK
BIDIRECT
U303
GND
4
VCC
8
DIR1_RST
OUTPUT
1P-RCA-PIN-JACK
K301
3
1
2
1000P
C325
GND
DIR1_CODI
OUTPUT
GND
DIR1_MCK
BIDIRECT
R323
0
USBB_LRCK
INPUT
GND
U302
PCM9211
1
ERR/INT0
2
NPCM/INT1
3
MPIO_A0
4
MPIO_A1
5
MPIO_A2
6
MPIO_A3
7
MPIO_C0
8
MPIO_C1
9
MPIO_C2
10
MPIO_C3
11
MPIO_B0
12
MPIO_B1
13
MPIO_B2
14
MPIO_B3
15
MPO0
16
MPO1
17
DOUT
18
LRCK
19
BCK
20
SCKO
21
DGND
22
DVDD
23
MDO/ADR0
24
MDI/SDA
25
MC/SCL
26
MS/ADR1
27
MODE
28
RXIN7/ADIN0
29
RXIN6/ALRCKIO
30
RXIN5/ABCKIO
31
RXIN4/ASCKIO
32
RXIN3
33
RXIN2
34
RST
35
RXIN1
36
VDDRX
37
RXIN0
38
GNDRX
39
XTI
40
XTO
41
AGND
42
VCC
43
FILT
44
VCOM
45
AGNDAD
46
VCCAD
47
VINL
48
VINR
R330
0
10K
R314
10/16
C322
USBB_BCK
INPUT
C306
0.068
DIR1_DATA
BIDIRECT
33_VCC_DIR
33_VCCIO
0
R304
0.01Z
C302
GND
DIR_SCK_24.576MHz
OUTPUT
0.01ZC326
0.01ZC329
0.01Z
C333
C304
0.1Z
0.1Z
C311
0.1Z
C319
0.1Z
C323
C310
0.1Z
C312
0.1Z
0.1Z
C334
C309
0.1Z
0.1Z
C301
0.1Z
C331
1000P
C303
C318
1000P
100
R303
56
R302
56
R301
0
R316
R321
56
R320
56
R319
56
R322
56
56
R313
56
R312
56R311
D301
1SS355T
D302
1SS355T
100P
C314
100P
C315
100P
C316
100P
C317
0.1C328
0.1Z
C327
1K
R326
68
R355
R358
0
GND_A
100
R351
C346
100P
10KR345
GND
EARTH
GND
GND_A
68
R356
TC74LCX157FT(EL.K)
U307
1
SEL
2
1A
3
1B
4
1Y
5
2A
6
2B
7
2Y
8
GND
9
3Y
10
3B
11
3A
12
4Y
13
4B
14
4A
15
ST
16
VCC
GND
C348
1000P
FG1
R365
56
10KR346
24.576MHz
U305
1
ST
2
GND
3
OUT
4
VDD
L303
BLM21PG221
100P
C359
C349
100P
100P
C363
BLM21PG221
L301
GND
R362
56
C366
0.1
100
R347
GND_A
10K
R357
R363
56
GND
0.1
C335
OPEN
R348
0.1
C338
100
R352
R360
0
GND_A
C369
0.1
U309
CS4398-CZZR
1
(NO_USE)
28
(NO_USE)
27
VLS
26
VQ
25
BMUTE
24
AOUTA-
23
AOUTA+
22
VA
21
AGND
20
AOUTB+
19
AOUTB-
18
AMUTE
17
VREF
16
REF_GND
15
FILT+
2
(NO_USE)
3
SDIN/DSDL
4
SCLK/DSDSCK
5
LRCK/DSDR
6
MCLK
7
VD
8
DGND
9
AD1
10
SCL
11
SDA
12
AD0
13
XRST
14
VLC
0.01
C337
KRC102S
Q301
V+3.3D1
BLM21PG221
L302
100P
C360
100
R349
GND-TERMINAL
B302
GND
C365
0.1
22.5792M
U306
1
ST
2
GND
3
OUT
4
VDD
R361
0
TC74LCX157FT(EL.K)
U308
1
SEL
2
1A
3
1B
4
1Y
5
2A
6
2B
7
2Y
8
GND
9
3Y
10
3B
11
3A
12
4Y
13
4B
14
4A
15
ST
16
VCC
R364 0
R350
100
GND
C371
0.1
0.1
C339
C364
0.1
R359
0
GND_A
100P
C362
0.1C336
C368
0.1
C344
1000P
GND
GND_A
C352
0
C353
OPEN
C354
0
C350
0
C355
OPEN
C351
OPEN
0
R341
0
R343
DAC_DATA
INPUT
DAC_LRCK
INPUT
DAC_BCK
INPUT
USB-B_CLK
INPUT
CS2000_MCK
INPUT
DIR_CLK
INPUT
44/48
INPUT
DAC_CS_OUT
INPUT
DAC_DATA_OUT
INPUT
DAC_CK_OUT
INPUT
RST_
INPUT
AMUTE_
INPUT
V+5D1
V+3.3D1
V+5D1
DAC_DSD_BCK
INPUT
DAC_DSD_DATAR
INPUT
DAC_DSD_DATAL
INPUT
56
R373
56
R372
56
R371
R370
0
CLT_M
INPUT
10P-PHs
N301
1
CTL-REG
2
DAC-MUTE
3
D-GND
4
+3.3VD
5
+5VA
6
AOUTB-
7
AOUTB+
8
GND_A
9
AOUTA+
10
AOUTA-
GND-TERMINAL
B301
GND_A
R374
0
GND_A
R375
OPEN
R376
0
R377
OPEN
R378
OPEN
R379
OPEN
R380
OPEN
CD_USBB_DIR
INPUT
C719
100/6.3
0.01Z
C749
0.1Z
C748
1000P
C750
GND
0.1Z
C739
0.01Z
C740
1000P
C741
C367
OPEN
C361
OPEN
C370
OPEN
C372
OPEN
OPEN
C373
OPEN
R367
0
R366
33_VCC_DIR
33_VCCIO
C381
OPEN
C383
OPEN
C382
OPEN
C386
OPEN
C384
OPEN
C385
OPEN
C389
OPEN
C388
OPEN
C392
OPEN
C390
OPEN
C391
OPEN
C387
OPEN
DIR1_RST
DIR1_DATA
DIR1_CE
USBB_MCK_DIR
DIR1_BCK
DIR1_MCK
DIR1_CFLUG
DIR1_RST
USBB_BCK
DIR1_CODI
DIR1_DATA
DIR1_CIDO
USBB_MCK_DIR
DIR1_CIDO
DIR1_MCK
DIR1_CLK
DIR1_LRCK
USBB_LRCK
DIR1_ERROR
DIR1_ERROR
DIR1_CFLUG
USBB_DATA
USBB_LRCK
DIR1_LRCK
DIR1_BCK
DIR1_CE
USBB_BCK
USBB_DATA
DIR1_CLK
DIR1_CODI
DAC_CS_OUT
DAC_CK_OUT
DAC_DATA_OUT
DAC_BCK
DAC_DATA
CS2000_MCK
DIR_CLK
USB-B_CLK
RST_
DAC_LRCK
MCLK
MCLK
44/48
USB_DIR.
DAC_DATA
DAC_LRCK
DAC_BCK
USB-B_CLK
CS2000_MCK
RST_
DAC_DSD_DATAL
DAC_DSD_DATAR
DAC_DSD_BCK
DAC_DSD_DATAL
DAC_DSD_DATAR
DAC_DSD_BCK
DIR_CLK
USB_DIR.
44/48
DAC_CS_OUT
DAC_DATA_OUT
DAC_CK_OUT
OPT INPUT
[2/3]
COAXIAL INPUT
[3/3]
(24.576/22.5792MHz)
(24.576/22.5792MHz)
(24.576/22.5792MHz)
(CFLUG=INT)
8U-310151
Digital UNIT(2/5)
SPDIF_OPT IN
[1/3]
SPDIF_COAX IN
*MPO1/MPO2は
Hi-Zに設定する
4A
TO A4
B5
TO 5B
B6
TO 6B
B7
TO 7B
B8
TO 8B
9B
TO B9
C0
TO 0C
C1
TO 1C
N301
TO N4002
54
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
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