Dsp & Usb Assy (4/4) - Pioneer VSX-918V-K Service Manual

Audio/video multi-channel receiver
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1
10.7 DSP & USB ASSY (4/4)
DSP & USB ASSY
B
4/4
A
(VSX-818V:AWX9164)
R441
CN401
NM
AKM1275-A
TP401
L441
VTL1169-A
1
V5USB
TP402
4
4
3
2
D-
L442
TP403
3
VTH1043-A
D+
1
1
2
TP404
4
GND
R499
R497
L443
NM
NM
NM
R498
R496
R442
NM
NM
0
R443
0
C441
0.1u/16
GNDD
B
USB POWER CONTROL
V5USB
V5DU
FAULT
ON
3
4
GND
2
AAT4618IGV-0.5-1
OUT
IN
1
5
GNDD
C
D
E
F
B
4/4
76
1
2
V5USB
TP405
R446
3
USBH_D-T
10
R447
2
USBH_D+T
10
C442
V+3DU
V3U
0.1u/16
C443
L404
TP407
QTL1013-A
100u/16
C428
NM
TP406
C429
0.1u/10
C430
470p/50
RX6
XFLAG
USBCTL
R473
R474
CPRST
100
4.7k
!
IC471
Q471
RT1N431M
GNDD
VDDIO
CPRDY
GNDD
GNDD
USBRST3
2
3
V18D
V+1R8U
L403
TP408
QTL1013-A
97
98
99
100
TDI
TDI
VSS7
101
GPIO_D20
MTS
TMS
GPIO_D21
102
R420
TCK
TCK
103
TDO
10k
TDO
TRST
104
C431
nTRST
0.01u/16
105
GPIO_A0/SPDIFTX
R421
106
GPIO_A1
22
C432
107
GPIO_A2
R422
108
0.1u/10
GPIO_A3
C433
0
109
GPIO_A4
110
470p/50
VDDI6
111
MUTE
GPIO_A5
112
GPIO_A6
113
GPIO_A7
C434
114
GPIO_A8
R423
115
0.1u/10
GPIO_A9
4.7k
116
GPIO_A10
117
GPIO_A11
118
VSS8
119
VDDIO6
C435
120
GPIO_A12
121
470p/50
GPIO_A13
R424
122
GPIO_A14
100
123
GPIO_A15
C436
124
VDDI7
125
470p/50
XD0T
XD0
XD2
XD3
126
XD1T
XD1
XD2T
127
128
XD3T
FLASH ROM
C467
0.1u/10
IC462
C468
AYW7236-A
470p/50
1
48
XA15T
A15
A16
2
47
XA14T
A14
BYTE#
3
46
XA13T
A13
VSS2
4
45
XA12T
A12
DQ15/A-1
5
44
XA11T
A11
DQ7
6
43
XA10T
A10
DQ14
7
42
XA9T
A9
DQ6
8
41
XA8T
A8
DQ13
9
40
XA19T
A19
DQ5
10
39
NC1
DQ12
11
38
WET
WE#
DQ4
12
37
VCC
RESET#
13
36
NC2
DQ11
14
35
NC3
DQ3
15
34
DQ10
RY/BY#
16
33
XA18T
A18
DQ2
17
32
XA17T
A17
DQ9
18
31
XA7T
A7
DQ1
19
30
XA6T
A6
DQ8
20
29
XA5T
A5
DQ0
21
28
XA4T
A4
OE#
22
27
XA3T
A3
VSS1
23
26
XA2T
A2
CE#
24
25
XA1T
A1
A0
GNDD
VSX-918V-K
3
4
B
1/4
UD
READY/MODE0
UART0RX
IC401
TCC8600-00X-EA-UG
XA14/SDBA1
XA13/SDBA0
V+3DU
1
2
XD0T
3
XA16T
4
XD1T
5
XD2T
6
XD15T
7
XD3T
XD7T
8
XD4T
XD14T
9
XD6T
10
XD5T
XD13T
11
XD6T
XD5T
12
XD12T
13
XD7T
XD4T
14
15
XA21T
XD11T
16
WET
XD3T
17
XA15T
XD10T
18
XA16T
XD2T
19
SDCS
XD9T
20
XA13T
XD1T
21
XA14T
XD8T
22
XA10T
XD0T
23
XA0T
OET
24
XA1T
25
XA2T
FLCS
26
XA3T
XA0T
27
4
V+3DU
GNDD
ADIN
64
63
62
UART0TX
61
NDnWE
60
GPIO_B6
59
VSS5
58
VDDI4
57
XTIN
56
XTOUT
55
XIN
54
XOUT
53
nCS3
52
nCS2
51
nCS1
50
nCS0
49
nOE
48
nWE
47
SDnCS
46
SDCKE
45
VSS4
44
SDCLK
43
VDDIO3
42
XA21/
41
XA20/DQM1
40
VDDI3
39
XA19/DQM1
38
XA18/DQM0
37
XA17/NDCLE
36
XA16/SDnRAS
35
XA15/SDnCAS
34
33
64M SDRAM
C461
IC461
0.1u/10
HY57V641620FTP
C462
54
VDD1
VSS3
53
470p/50
DQ0
DQ15
52
VDDQ1
VSSQ4
51
DQ14
DQ1
50
DQ2
DQ13
49
VSSQ1
VDDQ4
48
DQ3
DQ12
47
DQ4
DQ11
C463
46
VDDQ2
VSSQ3
45
470p/50
DQ5
DQ10
44
DQ6
DQ9
43
VSSQ2
VDDQ3
42
C464
DQ7
DQ8
470p/50
41
VDD2
VSS2
40
C465
LDQM
NC2
39
/WE
UDQM
NM
38
/CAS
CLK
37
/RAS
CKE
36
/CS
NC1
35
BA0
A11
34
BA1
A9
33
A10/AP
A8
32
A0
A7
31
A1
A6
30
A2
A5
29
A3
A4
C466
28
VDD3
VSS1
470p/50
GNDD

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