TX-SR705/SA705
SCHEMATIC DIAGRAMS-4 (SD-4)
DAC SECTION
A
1
2
3
4
5
B
C
D
E
F
G
H
ADLT
+VLS
+VARX
+VA
+VA_DAC
+VD_DAC
-12V
+12V
VOLIN_FL
DACSBL
DACSBR
ADLT
ADRT
VOLIN_FR
DAC_LRCK
DAC_BCK
SDIN_FLFR
SDIN_CLSWL
SDIN_SLSR
COAX1
COAX2
COAX3
+5VDSP
DIGCLK
DACRST
SELSTB_5V
SELCLK_5V
SELDAT_5V
DACFR
DACSR
DACCL
DACSWL
DACSBR
SPDIFSW
DIRINT
DIRCS
DACCS
DIGSDO
DIGSDI
DACSL
SPDIFSW
PCMSW
~DACCS
DIGCLK
DIGSDI
DIGSDO
~DSP2RST
DIRSW
~DSP3INT
DSDRCSW
~DSP3RST
~DSP2INT
DSP1DEC
DSP1NIC
~DSP2CS
~DSP3CS
MEQMUT
~DSP1RST
~DSP1INT
~DIRCS
~DIRINT
OPTF
~DACRST
~DSP1CS
DIGSDO
DIGSDI
DIGCLK
SDIN_CRSWR
DIR_BCK
DIR_LRCK
OMCK
HDMISPF
DIR_DOUT
RMCK
+3.3VDSP
SDIN_SBLSBR
SPFOUT
DSP1DEC
DSP1NIC
DSP3INT
DIRSW
DSP2RST
DSP2INT
DSP1RST
DSP1INT
MEQMUT
DSP3CS
DSP2CS
DSP1CS
DACSR
DACCR
DACSWR
DACSL
GND_DG
GND_LPF
DSP3RST
PCMSW
DACFL
GNDDG
SPFOUT
+VD2
ADRT
SDIN_SBLSBR
GND_LPF
DACSBL
DACCL
DACSWL
RXP4
RXP3
RXP2
RXP1
OPTF
+3.3VDSP
GND_DG1
+3.3VDSP1
+5VDSP
GND_DG1
+3.3VDSP1
NADG-9269-1(1/2)
TO NADG-9269(2/2)
SD-5:B1-B4
TO NAHDM-9265
SD-6:A5
TO NAHDM-9265
SD-6:A3
TO NAHDM-9265
SD-6:A4
R1621
220K
R1618
10K
C1614 101J
R1612
10K
R1622
220K
R1616
10K
C1118
C1117
C1116
C1120
330J
330J
330J
330J
C1303
10/50
+
R1305
56
R1309 3.9K
R1310 3.9K
C1121
104Z
R1462
180
R1461
180
R1463
180
R1464
180
Q1401:B
NJM4580M-D
5
6
7
R1466
180
R1465
180
R1467
180
R1468
180
Q1402:A
NJM4580M-D
2
3
4
1
8
Q1402:B
NJM4580M-D
7
5
6
Q1403:B
NJM4580M-D
7
5
6
R1472
180
R1471
180
R1469
180
R1470
180
R1474
180
R1473
180
R1475
180
R1476
180
Q1404:A
NJM4580M-D
2
3
4
1
8
R1478
180
R1477
180
R1479
180
R1480
180
Q1405:A
NJM4580M-D
2
3
4
1
8
C1002
104Z
C1004
104Z
C1003
104Z
U1003
1
IN
2
GND
3
+5.0V
VCC
U1002
1
IN
2
GND
3
VCC
R1003
47
R1002
47
R1001
220
Q1011
TC74VHC157FT
1
SELECT
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
L1202
LBC2518T470M
L1201
LBC2518T470M
R1431
3.3K
R1432
3.3K
Q1401:A
NJM4580M-D
2
3
4
1
8
Q1404:B
NJM4580M-D
7
5
6
C1307
222J
C1308
222J
Q1405:B
NJM4580M-D
7
5
6
R1601
10K
L1103
LBC2518
T4R7M
LBC2518
T4R7M
L1104
C1105
221J
C1111
104Z
C1109
104Z
C1112
104Z
C1316
104Z
C1521
104Z
C1424
333J
C1206
104Z
R1491
0
R1494
R1495
R1496
R1497
R1498
R1499
R1500
R1441
470
470
470
470
470
470
470
470
R1442
R1443
R1444
R1445
R1446
R1447
R1448
R1449
R1450
R1451
R1452
R1453
R1454
R1455
R1456
R1457
R1458
R1459
R1460
470
C1401
C1402
331J
331J
331J
331J
331J
331J
273J
273J
331J
331J
273J
273J
331J
331J
331J
331J
331J
331J
331J
331J
C1403
C1404
C1405
C1406
C1407
C1408
C1409
C1410
C1411
C1412
C1413
C1414
C1415
C1416
C1421 222J
222J
222J
C1422
C1423
C1425 222J
C1428
Q1403:A
NJM4580M-D
2
3
4
1
8
C1106
470/10
C1110
47/25
C1108
470/10
C1107
100/10
C1205
220/10
+
R1617
10K
R1615
10K
R1611
10K
C1611
101J
C1616
47/25
+
Q1611:B
NJM4580M-D
5
6
7
Q1612:B
NJM4580M-D
5
6
7
R1620
10K
C1612
101J
R1614
10K
R1602
10K
R1603
10K
R1624
12K
R1628 180
R1632
12K
R1626
2.2K
R1630
1.5K
R1634
2.2K
R1627
180
R1623
12K
R1631
12K
R1633
2.2K
R1625
2.2K
R1629
1.5K
C1615
47/25
+
R1591
22
R1592
22
R1422
3.3K
R1421
3.3K
R1401
R1402
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
470
R1403
R1404 R1424
3.3K
R1423
3.3K
R1426
3.3K
R1425
3.3K
R1405
R1406
R1429
3.3K
R1430
3.3K
R1409
R1410
R1428
3.3K
R1427
3.3K
R1407
R1408
R1419
R1420
R1417
R1418
0
0
0
0
R1435
3.3K
R1436
3.3K
R1415
R1416
R1434
3.3K
R1433
3.3K
R1413
R1414
R1411
R1412
R1306
56
C1306
10/50
+
R1308
56
L1211
LM182
R1202
10K
R1203
47
R1201
10K
R1204
47
R1206
47
R1207
220
R1208
220
R1209
220
R1210
220
R1211
1K
C1202
104Z
Q1301:B
NJM4580M-D
7
6
5
R1304 10K
C1302
101J
R1302
10K
R1301
10K
C1301 101J
R1303 10K
Q1301:A
NJM4580M-D
1
4
3
2
8
C1305
10/50
+
R1307
56
R1105
47
R1108
47
R1107
220
R1104
220
R1109
220
R1106
220
R1121
47
C1122
104Z
L1113
LM182
L1112
LM182
R1122
47
C1101 470/10
C1102
470/10
L1102
LBC2518T4R7M
L1101
LBC2518T4R7M
R1102
47
R1103
47
R1101
47
R1124
R1127
R1128
R1129
C1113
222K
C1001
100/10
L1001
LBC2518T470M
L1011
LBC2518T470M
C1012
104Z
C1011
100/10
R1492
0
R1493
C1522
104Z
C1523
104Z
C1203 220/10
+
C1204
104Z
C1201
220/10
+
C1207
4.7/50
+
C1208
104Z
R1212
10K
C1104
104Z
C1103
104Z
L1111
LM182
C1591
220/16
+
C1592
220/16
+
Q1612:A
NJM4580M-D
2
3
4
1
8
Q1611:A
NJM4580M-D
2
3
4
1
8 R1613
10K
C1613
101J
R1619
10K
Q1601
NJU7312AM
Analog Function
Switch
VDD
R1
R2
R3
R-COM1
R4
R5
R6
R-COM2
R7
R8
R-COM3
NC
DATA
CK
VSS
ST
NC
L-COM3
L8
L7
L-COM2
L6
L5
L4
L-COM1
L3
L2
L1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
VEE
C1601
100/50
+
Q1101
DIR,CODEC
CS42528-CQZR-D
1
CX_SDIN1
2
CX_SCLK
3
CX_LRCK
4
VD1
5
DGND1
6
VLC
7
CCLK/SCL
8
CDOUT/SAD
9
CDIN/AD1
10
CS/AD0
11
INT1
12
_RST
13
AINR-
14
AINR+
15
AINL+
16
AINL-
17
VQ
18
FLT+
19
REFGND
20
AOUTB4-
21
22
23
AOUTA4-
24
VA
25
AGND1
26
AOUTB3-
27
28
29
AOUTA3-
30
AOUTB2-
31
:31
32
:32
33
AOUTA2-
34
AOUTB1-
35
36
37
AOUTA1-
38
MUTEC
39
LPFLT
40
AGND2
41
VARX
42
RXP7/GP7
43
RXP6/GP6
44
RXP5/GP5
45
RXP4/GP4
46
RXP3/GP3
47
RXP2/GP2
48
RXP1/GP1
49
49:RXP0
50
50:TXP
51
VD2
52
DGND2
53
VLS
54
SAI_SDOUT
55
RMCK
56
CX_SDOUT
57
ADCIN2
58
ADCIN1
59
OMCK
60
SAI_LRCK
61
SAI_SLCK
62
62:CX_SDIN4
63
63:CX_SDIN3
64
64:CX_SDIN2
Q1201
2ch DAC
CS4398-CZZ
1
DSD_B
2
DSD_SCLK
3
SDIN
4
SCLK
5
LRCK
6
MCK
7
VD
8
DGND
9
CDIN
10
CCLK
11
CDOUT
12
CS
13
RST
14
VLC
15
FILT+
16
REF_GND
17
VREF
18
BMUTC
19
AOUTB-
20
AOUTB+
21
AGND
22
VA
23
AOUTA+
24
AOUTA-
25
AMUTC
26
VQ
27
VLS
28
DSD_A
C1304
10/50
+
P3802A
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P3801A
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P3803A
1
2
3
4
5
R1205
47
C1427 222J
222J
222J
222J
C1426 333J
U1001
1
GND
2
VCC
3
IN
C1417
C1418
C1419
C1420
C1429
C1430
R1438
5.6K
R1437
5.6K
R1439
5.6K
R1440
5.6K
C1525
104Z
C1524
104Z
C1114
473K
R1111
2.7K
C1115 104Z
330
330
330
330
R1118
R1117
R1116
R1119
R1120
330
+
R1123
150
R1125
R1126
47
47
47
47
150
150
U17
DAC AND
MICROPROCESSOR
PC BOARD
IN 1
IN 2
OPTICAL
OUT
470
470
0
0
0
0
0
0
0
0
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY.
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF, 330- 33pF, 331- 330pF, 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
+3.3V
+5.0V
+3.3V
+5.0V
+5.0V
+3.3V
+12V
-12V
+12V
-12V
+12V
-12V
+12V
-12V
+12V
-12V
+12V
-12V
+12V
-12V
WF01
WF02
WF03
WF04
WF05
WF06
WF07
WF08
WF09
WF10
<Note>
Refer to SCHEMATIC DIAGRAM-15 (SD-15)
for digital audio signal waveforms.