Dsp Assy (2/2) - Pioneer VSX-D514-S Service Manual

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3.7 DSP ASSY (2/2)

A
V3D
V38
B
5V
Level shifter
TC74LVX244FT
GNDD
C
V5D1
V56
5V
TC74VHCT244AFT
Level shifter
D
GNDD
IE
E
GNDD
F
A B
2/2
26
1
2
DSDO
DSRQ
3V
IC8701
3V
IC8702
A 3/3
CN112
2
3
R8534
10k
FDTO
SDTO
CDTO
BDTO
G Y
FDTI
H HI-Z
L ON
R8542
MCLK
0
R8543
0
LCKO
BCKI
BCKO
LCKI
MC
1394
LSSN
GNDD
R8809 0
GNDD
CN8012
52045-1945
VSX-D514-K
3
4
V3D
R8502
100
R8501
100
R8503
100
R8504
4.7k
144
SCK
1
SS 2
R8505
3
HREQ
10k
4
SDO0
5
SDO1
6
SDO2
7
SDO3
8
VCCS
9
GNDS
10
SDI1
R8557 47
11
SDI0
R8511
12
FST
47
13
FSR
R8512
14
SCKT
47
R8513 15
SCKR
47
R8514 16
HCKT
47
17
HCKR
18
VCCQL
19
GNDQ
20
VCCQH
21
PB12
22
PB11
R8515 47k
23
PB15
R8516 4.7k 24
PB14
25
VCCS
26
GNDS
27
ADO
28
ACI
R8517 10k
29
TIO0
R8518 4.7k 30
PB13
31
PB10
32
PB9
R8519 33
PB8
34
47k
PB7
35
PB6
36
PB5
BUSY
V3D
D8501
1SS355
Q8503
4
UN5112 1 2
E
3 B 3
5
C
Q8504
2 1 2 1
(1/2)
6 UMD2N
4
JTAG
TP5 TP4 TP3 TP2 TP1
143 142 141 140139 138 137
MUTE
96DTS
37 38 39 40 41 42 43 44
C8512
470p
CH
C8513
0.1
YB
R8526
100
3
Q8504
(2/2)
UMD2N
2
1
GNDD