Pioneer VSX-918V-S Service Manual page 93

5
QQ
3 7 63 1515 0
HDSW
HFDT
TE
L 13942296513
HBCK
USBSW
UDT
FDTI
BCKI
UBCK
www
.
5
http://www.xiaoyu163.com
6
DIRD
S1DT
DIRB
S1BC
SEL Y
H HDMI
L DIR/XM
C173
1000p/50
R171
100
1
SELECT
2
S1DT
1A
3
1B
4
S2DT
1Y
5
S1BC
2A
6
2B
7
S2BC
2Y
8
GND
R172
47
TC74VHC157FTS1
Switch for HDMI
GNDD
SEL Y
H USB
L DIR/XM/HDMI
R181
NM
1
SELECT
2
S2DT
1A
3
1B
4
1Y
5
S2BC
2A
6
2B
7
2Y
8
GND
R182
NM
Switch for USB
S1BC
TP190
S1DT
TP191 GNDD
S1LR
TP192
S1MC
TP193
S2BC
TP194
S2DT
TP195
S2LR
TP196
S2MC
TP197
R191
100
R192
100
x ao u163
y
R193
100
i
TP198
6
http://www.xiaoyu163.com
2 9
8
V3D
L171
C171
V3D5
0.1u/10 QTL1013-A
C172
470p/50
16
R173
VCC
100
15
XST
14
4A
13
4B
12
4Y
11
Q Q
3A
3 6 7 1 3
10
3B
9
3Y
IC171
R174
100
V3D
L181
C181
V3D6
NM NM
C182
NM
16
R183
VCC
NM
15
XST
14
4A
13
4B
12
4Y
11
3A
10
3B
9
MCLK
3Y
IC181
NM R184
NM
V3D
V3D7
L191
QTL1013-A
IC191
(1/4)
14
1
TC74VHC08FTS1
3
2
7
IC191
14
4
(2/4)
R194
6
MCK1
47
5
7
IC191
14
9
(3/4)
R195
8
MCK2
47
10
7
IC191
14
12
(4/4)
R196
11
MCK3
100
13
7
.
GNDD
VSX-918V-K
7
9 4 2 8
To HDMI Block
TP161
HMCK
TP162
HBCK
TP163
HLR
TP164
HFDT
TP165
CDTI
DIRL
TP166
SDTI
TP167
S1LR
BDTI
DIRM
TP168
RX2
S1MC
TP169
HDDO
TP170
HDSCK
TP171
HDDI
TP172
HDRQI
HLR
TP173
S1LR
HDRST
TP174
S2LR HDRQO
TP175
S1MC
HDMUT
1 5 0 5 8 2 9 9 4
S2MC
HMCK
UMCK
TP177
UBCK
TP178
ULR
ULR
TP179
S2LR UDT
TP180
RX6
LCKI
V
S2MC 2/5
OSCU
UMCK
TP182
USBRST
TP183
USBPWR
TP184
USBCTL
TP185
XFLAG
TP186
USBDAI3
m
TP187
V
USBDAO3
2/5
TP188
WRTMOD3
co
TP189
USBREQ
7
8
9 9
A
B
C
2 8 9 9
D
E
F
V 1/5
93
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