Digital Mother Assy (1/7) - Pioneer VSX-94TXH Service Manual

1

10.11 DIGITAL MOTHER ASSY (1/7)

QQ
3 7 63 1515 0
A
B
232CDET
L 7/7
CECIO
CECHP
MICDET
C
AWP7046
ONLY
V+5UM
TE
L 13942296513
D
12VON
UARTHDMI
DHREQ
DHDO
DHDI
DHCLK
HRDY5
XHRST5
DRDY5
XDRST5
XSIRST
L 2/7
NETTX
NETRX
NETCLK
NETXRST
NETREQ
E
NETCS
NETPOW
232HD
USBPOW
USBOL
www
GNDU
F
L
1/7
122
1
http://www.xiaoyu163.com
2
AC
CN3301
V+5UM
SIMUKE
R153 R152
47k 47k
R155 47k R154 47k
R157
100k
R106
100k
DHREQ
R156
DHDO 100
DHDI
DHCLK
R101
HRDY5 100
R107
5.1k
CNVSS
R102
100k
1
R104 100k
XHRST5 2
R103
3
NETRX 1 8
NETDMN
4
NETTX 2 7
NETDNM
5
NETCLK 6
3
NETCLK
6
DRDY5 4 5
BYTE
XDRST5 7
100
CNVSS
R108 8
100
DSPRDY
C101
9
DSPRST
10
NM
RESET
11
Xout
12
Vss(GND)
13
Xin
14
C102 Vcc1(5.0V)
YB
0.1u/16
R109 15
47k
NMI
ACWP R110 16
0
ACWP
17
OLDET
OLDET
R111
1WWP 18
1 8
1WWP
100 19
TUDI 2 7
TUDMT
20
IPTX5 3 6
IPDIM
21
TUCK 5
4
TUCLK
IPRX5 R114
22
1 8
IPDMI
XMSTX 100 23
7
2
24
TUDO 3 6
25
XMSRX
4 5
R112
100k
C103
4700p/50 YB
x ao
y
. i
VSX-94TXH
2
http://www.xiaoyu163.com
3
8
V+5_6STIN
V+5_6ST
V+5US
R151
470k
R145
100k
Q Q
3 6 7 1 3
HDRDY
RYCS
HDRST RDSDT(XMLSDT)
IC101
AWP7046-7052, AWP7054-7056
PEG395A8-K
AWP7053
PEG427A8-K
XMDXM 12VON
TUDTM XXM OL
MAIN u-COM
XMDMX XM ANT
u163
.
3
4
2 9 9 4 2 8
P
CN5703
0.047u/16
YB
D109 D108
MC2846-11 MC2848-11
0.047u/16 Q104
(1/2)
YB RT3P22M
Q104
(2/2)
RT3P22M
Q103
(1/2)
RT3P22M
Q103
(2/2)
RT3P22M
V+5US
AWP7046
ONLY
R137 100k
R143 100k
R147 47k
75
74 R986 100 XMLSDT5
73 R985 100
XMLINK5
RDSCLK(XMLINK)
1 5 0 5 8 2 9 9 4
72
R990 100 XMFS5
XMFS
71 100
XMMUTE5
R989
XMMUTE
70
R136 100 USBOL
XUSB OL
69
12VDET
R135 100
12VDET
68
POFF5
POFF
67
LOPOW
LOWPOW
66
1 8 EXPDT
EXPDT(OSD)
65 R134
EXPCLK(OSD) 2 7 EXPCLK
64
100 6 EXPOE
3
EXPOE
63
4 5 EXPST
EXPST
62
Vss(GND)
61
XSIRST
XSIRST
60
YB
C104 1u/16
Vcc2(5.0V)
59
UARTHDMI
UARTHDMI
58 UARTXM
UARTXM
57
XMRST5
XMRST
56
MAMUTE
AMUTE
55
I2CDT
54
I2CCK
53
12VON
52
XMOL
51
XMANT5
R138 100k
AWP7046
ONLY
R126 100k
R127 100k
R128 100k
R130 100k
R131 100k
R132 100k
R133 100k
V+5US
100k
R987
m
co
L 3/7
4
9 9
2 8 9 9