Digital Mother Assy (4/8) - Pioneer VSX-84TXSi Service Manual

Audio/video multi-channel receiver
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1

3.16 DIGITAL MOTHER ASSY (4/8)

R338
R342
A
R346
R350
(*)MARKS
R382
R386
R390
R332
VSX-74TXVi
stby
VSX-72TXV
0
(D)
1
JA301
COAX2
AKB7173
(1/2)
2
B
4
(D)
JA301
COAX1
AKB7173
3
(2/2)
JA302
AKS7001
(TORX177L)
DIGITAL
IN 4
1 2
3
R301
JA303
100
AKS7001
(TORX177L)
DIGITAL
C
IN 3
1 2
3
R302
JA304
100
AKS7001
(TORX177L)
DIGITAL
IN 2
1 2 3
R303
JA305
100
AKS7001
(TORX177L)
DIGITAL
IN 1
D
1
2
3
R304
100
JA306
AKS7002
(TOTX177L)
DIGITAL
OUT 2
1
2
3
R305
stby
YB
C306
VSX-74TXVi ONLY
E
JA307
AKS7002
(TOTX177L)
DIGITAL
OUT 1
1
2
3
R306
stby
YB
C307
F
L
4/8
56
1
2
L
5/8
R309
10
R311
47k
C308
8
5
3
4
0.01
IC302
YB
(1/3)
TC7WU04F
TC7WU04F
IC303
(1/3)
C309
8
5
3
4
0.01
R312
YB
47k
V+5D1
STBY
(D)
R310
10
V+5D
L301
QTL1013
(D)
(D)
(D)
(D)
L
2/8, 5/8
XTL0
L
2/8
DAX
(D)
R331
0
YB0.1/16
C337
YB
470p
C351
IC320
6
1
SEL
A
L:TX0
5
2
VCC
GND
R470
H:DAX
4
3
Y
B
SN74LVC1G97DCK
100
0.1/16
STBY
(D)
0.1/16
100k
R199
GNDD
L
3/8
2
3
L
3/8
L
2/8
V+5D3
(D)
IC302
(3/3)
8
8
R317
R315
2
7
6
1
100
470
4
4
IC302
(2/3)
IC303
(2/3)
8
8
R318
R316
2
7
6
1
100
470
4
4
IC303
(3/3)
48
47
46 45
44
43 42
41 40
39
38
37
1
36
R329
RX4
2
INT0
35
AVSS
CSN
3
34
RX5
CCLK
4
33
AVSS
CDTI
5
32
IC301
RX6
CDTO
6
31
AVSS
PDN
AK4114VQ
7
30
RX7
XTI
8
29
DIR&DIT
IIC
XTO
9
28
R326
P/SN
DAUX
10
27
XTL0
MCKO2
11
26
R325
XTL1
BICK
R324
12
25
VIN
SDTO
13 14 15 16 17 18 19
20
21
22
23
24
R323
R322
(D)
V+5D2
V+5D
V+3DE1
V+3DE
L303
L304
QTL1013
QTL1013
(D)
V+5D
23
21
19
17
15
13
11
9
22
20
18
16
14
12
10
8
N
CN4306
VSX-74TXVi
3
4
L
2/8
CONT3V
XM
DAD
AD
R332
V+5D
L302
QTL1013
C314
0.01
YB
XHDMI
C315
XIEEE
0.01 YB
GNDD
(COAX)
(D)
(D)
V+3DE
C978
R330
0
stby
(C983)
R9983
0
R9984
0
(C984)
GNDU
100
UNLK
R328
DICS
DICK
DIDI
220
DIDO
R327
XPDN
220 24.576MHz
XSS3003
100
X301
100
100
GNDD
100
47
(F)
DADFD
DADBK
(F)
DADLK
DADMK
7
5
3
1
6
4
2
GHD
4
R962
stby
GNDD

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