Pioneer VSX-AX4AVi-S Service Manual page 51

Audio/video multi-channel receiver
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5
P
CN5703
V+5UMIN
2
4
1
3
5
22k
R162
TEMP2
OLDET
Q107
UMB1N
(1/2)
(2/2)
Q107
UMB1N
Q105
UMB1N
MAINROM
AYW7043
IC102
(MBM29F400TC-70PFTN)
MA16
1
A15
A16
MA15
2
A14
XBYTE
MA14
3
A13
VSS
MA13
4
A12
DQ15
MA12
5
A11
DQ7
MA11
6
A10
DQ14
MA10
7
A9
DQ6
MA9
8
A8
DQ13
9
NC
DQ5
10
NC
DQ12
MXWE
11
XWE
DQ4
12
XRESET
VCC
13
NC
DQ11
stby
C119
14
NC
DQ3
stby
R148
15
RY/XBY
DQ10
16
NC
DQ2
MA18
17
A17
DQ9
MA8
18
A7
DQ1
MA7
19
A6
DQ8
MA6
20
A5
DQ0
MA5
21
A4
XOE
MA4
22
A3
VSS
MA3
23
A2
XCE
MA2
24
A1
A0
IC106
7
(4/4)
R152
stby
13
11
12
14
SN74AHCT08PW
IC103
CD4094BPW
MEXST
1
STB
VDD
OSDT
2
DATA
OE
MEXCLK
3
CLOCK
12VON
4
232SW
XMPOW
MRSP2
5
MRSP2
iPODPOW
6
FANDRIVE
7
INPUTATT
QS'
8
VSS
QS
RDS SW /
XMRST
PORT EXPANDER
L
8/8
5
6
12
6
8
10
14
16
18
7
9
11
13
15
17
19
L102
ATL7002
GNDU
(GNDST)
V+5UM
V+5US
V+5US2
R181
47K
(1/2)
Q105
UMB1N
(2/2)
BU1924FS
48
MA17
47
47k
46
R147
45
MD15
MD7
44
43
MD14
42
MD6
MD13
41
40
MD5
39
MD12
MD4
38
37
36
MD11
MD3
35
34
MD10
33
MD2
LOPOW
MD9
32
31
MD1
30
MD8
MD0
29
28
MXOE
XMRMU
27
26
25
MA1
V+5US
XAMU
B2
Q103
(2/2)
RN2901
L
2/8
16
15
MEXOE
V+5US
14
12VON
XSBMU
13
12
IPPOW
11
RDSXM5
MEXDT
10
B2
9
Q104
(2/2)
UMB1N
MRSP2
VSX-AX4AVi-S
6
7
DIGITAL MOTHER ASSY
L
V+5_6ST
1/8
(
VSX-AX4AVi:AWP7038
(
V+5_6S
VSX-AX2AV:AWP7043
V+5_6U
RDS DECODER
AWP7038
AWP7043 ONLY
R182
2.2K
RDSXM5
Q182
RT1N431M
R183
1K
R184
C190
1K
4700p
YB
IC181
R185
1K
4.332MHz
ASS7004
X181
V+5UM
V+5UM1
Q101
DTC143TK
C122
R157
E
47
470/6.3 AT
Q102
RT1P241M
B
R155
C
MRMUTE
1k
E
B
E2
Q103
C
(1/2)
RN2901
R153
470
C2
D101
DAN202U
E
B
E2
Q104
C
(1/2)
UMB1N
R136
470
SBMUTE
C2
D107
DAN202U
14
9
8
10
IC105
(4/4)
7
SN74AHCT32PW
V-12A
MUTE CONTROL
7
8
)
)
232CT
232RX
232TX
IPTX
IPRX
CN104
BTEM16P-1R
1
i-POD RX
i-POD TX
2
i-POD DET
3
RDSDT
4
232TXD
FMDET
232RXD
5
232CTS
6
MRMUTE
7
MRMUTE
SDET
S DET
8
GNDU
9
10
GNDU
VLCLK
VLCK
11
VLDT2
VLDT2
12
VLDT1
13
VLDT1
XLSSN
14
IPPOW
iPOD POW
15
RDSCK
IPOL
16
iPOD OL
XLSSN
CN105
XKP3082
GCONT1
1
GCONT1
GCONT2
GCONT2
2
AMUTE
AMUTE
3
SBMUTE
SBMUTE
4
MEXST
5
MEXP ST
MEXOE
MEXP OE
6
MEXCLK
7
MEXP CLK
MEXDT
8
MEXP DT
OSDT
OSD DT
9
OSRST
OSD RST
10
OSCS
11
OSD CS
12VDET
12V DET
12
MRIN2
MRIN2
13
MRIN1
MRIN1
14
TCE
15
TUNER CE
TDI
16
TUNER DI
TCLK
17
TUNER CLK
TDO
18
TUNER DO
FMDET
19
FM DET
VIPOD
20
GNDU
V+5_6U
21
AMUTE
GNDU
22
VI-POD
23
V+5_6U
CN106
STBY
10
VSS
M232TX
9
T_RXD(31)
M232CT
8
T_BUSY(34)
V+5UM
7
NC
6
T_VDD
JGCLK
5
T_SCLK
M232RX
4
T_TXD
PGM
3
T_PGM(9)
XRST
2
T_RST(12)
1
VSS
VKN1414
GNDU
L
8
A
B
C
L
2/8
D
E
F
1/8
51

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