TX-SR701/E
SCHEMATIC DIAGRAM 2-1
DSP section
TX-SR701/E
P300
PHONO
CD
TAPE IN
P302
VIDEO2 IN
VIDEO1 OUT
VIDEO1 IN
P303
DVD
MLS/MRS
C/SW
P301
TAPE IN
VIDEO3 IN
VIDEO2 OUT
A15
34
A16
33
A17
23
B
TACT
17
D27
32
D28
31
D29
22
D30
21
D31
20
R
CKI1
29
L
RCKI2
36
P
AGE0
15
P
AGE1
14
P
LOCK
16
SDI1
27
SDI2
28
SDI3
35
SDO3
25
SDO4
26
V
DDE1
18
VDDI3
37
VSS2
19
VSS3
24
VSS4
30
Q310
BD3812F
VOLUME
AGND1
2
AGND2
4
AGND3
6
CL 8
DA 9
DGND11
IN1
1
IN2
3
MUTE10
OUT114
OUT213
SEL 12
VCC
7
VEE
5
Q311
78L07
G I
O
Q312
79L07
G I
O
P304
FRONT VIDEO-4 IN
JL7503B
FROM FRONT
L751
022M
C332
392J
C330
123J
C333
392J
C331
123J
C329
152J
C328
152J
C367 332J
C369
563J
C368
563J
C366 332J
C338
272J
C339
272J
C342
122J
C340
122J
C308
221J
C309
221J
C306
221J
C307
221J
C372
104Z
C371 104Z
D301
D300
C324
47/50
C325
47/50
C326
220/6.3
C327
220/6.3
C334
47/16
C335
47/16
C359
10/16
C363
10/16
C362
10/16
C358
10/16
C406
10/16
C405
10/16
C373
10/16
C374
10/16
C375
10/16
C376
10/16
C377
22/50
C378
10/16
C379
22/50
C380
10/16
C381
10/16
C382
10/16
C383
10/16
C384
22/50
C361
10/16
C360
10/16
C352
220/16
C353
220/16
C350
220/16
C351
220/16
Q300
NJM4565M-D
3
2
4
1
Q303
NJM4565M-D
3
2
4
1
Q304
3
2
4
1
Q305
3
2
4
1
Q308
5
6
7
Q300
NJM4565M-D5
8
6
7
Q303
5
8
6
7
Q304
NJM4565M-D
5
8
6
7
Q305
NJM4565M-D
5
8
6
7
Q308
NJM4565M-D
3
8
2
1
R410
R409
1K
R764
330
R763
330
R760
56
R761
56
R762
330
R755
56
R756
56
R757
330
R758
330
R759
330
R342 10
R390
10K
R391
10K
R379
10K
000J
R751
0.82
RN72K2B
R340
1.2K
R338
22K
R336
270K
R341
1.2K
R337
270K
R339
22K
R332
470K
R333
470K
R334
560
R335
560
R343 10
R304
330
R300
330
R301
330
R302
330
R303
330
R307
330
R306
330
R305
330
R308
330
R309
330
R311
330
R313
330
R312
330
R315
330
R314
330
R310
330
R320
330
R321
330
R319
330
R318
330
R317
330
R316
330
R323
330
R322
330
R325
470K
R324
470K
R327
470K
R326
470K
R329
470K
R328
470K
R331
56K
R330
56K
R344
10K
R345
10K
R384
2.2K
R386
2.2K
R359
22K
R355
22K
R352
1.5K
R367
1.5K
R368
1.5K
R346
10K
R364
22K
R349
10K
R358
22K
R356
22K
R353
1.5K
R347
10K
R360
22K
R369
1.5K
R370
1.5K
R365
22K
R350
10K
R361
22K
R374
1.2K
R376
470
R380
10K
R373
1.2K
R375
470
R377
10K
R385
2.2K
R378
10K
R387
10
R388
10
000J
C754
104Z
C753
104Z
C300
102K
C301 102K
C302
102K
C303
102K
C311
221J
C310
221J
C313
221J
C312
221J
C315
221J
C314
221J
C321
221J
C320
221J
C319
221J
C318
221J
C317
221J
C316
221J
C323
221J
C322
221J
C346
104Z
C347
104Z
C345
330J
C344
330J
DA
CL
MUT
VEE
VCC
BAAS BOOST
BASS
TREBLE
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
47k
Q302
BD3811K1
AUDIO_PROCESSOR
29
70
32
41
44
49
51
53
54
67
56
58
62
60
61
59
47
46
45
66
69
33
40
43
30
10
77
78
21
22
79
80
23
24
1
2
3
4
5
6
7
8
9
11
12
27
26
25
28
15
14
13
16
48
55
19
20
57
17
18
36
37
38
35
71
72
73
74
75
76
63
64
52
50
65
68
34
39
42
31
Q301
TC9274F-020
REC/ZONE2_
SELECTOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
41
42
43
44
CK 16
DATA 18
GND15
NC1 17
NC2
39
STB 19
VDD
38
VSS
40
P107B TO N
PH
GND
+5VDSP
OPTIN3
OSDCK
OPTIN2
GND
OPTIN1
+5VDSP
DIFTX
GND
COAXIN1
CDR
PH
-7V
CDL
TU/PH/CDL
TU/PH/CDR
V1OL
V1OR
V2OL
V2OR
TOL
TOR
V4L
V4R
TOR
CDR
CDL
TOL
TIR
TIL
TIR
V3IR
V3IL
V2IR
V2IL
FL
TIL
V1IR
V1IL
FR
V3IR
DVDR
DVDL
MRS
MLS
V3IL
MSW
MC
V2OR
ADCL+
SELMUT_
GOUTSR
ADCL-
SELCL_
Z2LOR
ADCR+
SELDA_
V4R
CDR
TOR
TIR
V3IR
V2OR
V2IR
V1OR
V1IR
DVDR
GOUTSL
ADCR-
V2OL
VLC_R
DMIXR
GOUTSR
V2IR
TUR
SEL
VLC_L
DAC_RS
PH
DMIXL
TU/PH/CDR
DAC_RS_IN
DAC_SBR
TUR
V2IL
AFSSCLK
+7V
+12VA
V1OR
AFSDA
OUT_SW
DAC_SBL
TUL
AFSSTB
GOUTSL
TU/PH/CDL
DAC_LS_IN
DAC_RS_IN
SBR
-7V
-12VA
PH
DAC_LS_IN
SBL
VLC_C
DAC_LS
DAC_SW
C
SELDA
V1OL
TUL
V1IR
V4L
CDL
TOL
TIL
V3IL
V2OL
V2IL
V1OL
V1IL
DVDL
Z2LOL
V1IL
DVDR
DVDL
MRS
DMIXL
VLC_L
DSP12SD2
DSP12SD1
+2.85V
DALRCK
DACDA3
DACDA4
DSP12SD3
A15
A16
DAC_L
DALRCK
MLS
DAC_R
MSW
VLC_R
DMIXR
MC
DACBCK
LOGIC
NADG-7952
U1
A
1
2
3
4
B
C
D
E
Page 17