Pioneer VSX-49TXi Service Manual page 22

1
Video Block
A
(Y)
Y
DVD/LD
C
(C)
Y
TV/HDTV
C
Y
SAT
C
Y
VCR1
C
Y
VCR2
C
Y
VCR3
C
B
(C)
C
CN2301
14 13
(17P)
14 13
R
MOTHER
ASSY(1/2)
FRONT A/V
J
D
ASSY
F-VIDEO
VIDEO
5
FV-Y
Y 6
S-VIDEO FV-C
8
C
CN3204
(8P)
IC2101
TC74HC4051AFT
Video Function
Selector (COMPOSITE)
DVD/LD
14
E
TV/HDTV
15
SAT
2
VCR1 IN
5
VCR2 IN
1
VCR3 IN
12
4
14
15
2
5
IC2107
TC74HC4051AFT
Video MR Function
Selector (COMPOSITE)
F
22
1
2
IC2301
14
TC74LVX4051FT
Video Function
IC2303
Selector (Y)
TC74HC4053AFT
15
S/OSD SW (Y)
(Y)
2 3 5
5 13
1 12
12
IC2304
TC74HC4053AFT
4
S/O OSD SW (C)
(C)
5
14
13
15
(C)
12
2 3
2
5
(C)
1
12
IC2302
TC74LVX4051FT
Video Function
4
Selector (C)
CN5823
(17P)
CN5806
(11P)
FV-C
7
FV-Y
9
F-VIDEO
10
FV
18
CN5822
(19P)
MIC AMP
H
ASSY
F-VIDEO
5 2
FV-Y
6 3
FV-C
8 5
CN3206 CN3207
(8P) (11P)
CN2101
18
(19P)
IC2103
TC74HC4053AFT
OSD Input
Selector
3 5 4
3
IC2102
TC74HC4053AFT
I/O Selector
VI
13 14
VO
1 15
(OSD)
3
IC2104
CVOUT
PDC084A
13 15
OSD
Q2108
C
COMPOSITE ASSY
2
3
(Y)
4
(Y)
14
(Y)
(C)
4
14
REC OUT Selector (Y)
(Y)
15
(C)
REC OUT Selector (C)
(C)
CN2306
5 3 1
(8P)
(Y)
(C)
(OSD)
(OSD)
G
VIDEO
CONNECT
ASSY
CN2102
1 3 7
(12P)
F
IC2105-1/2
COMPONENT
TK15420M
+6dB AMP
ASSY
3
1
75Ω
2
MONITOR
OUT
6
7
75Ω
MR
5
OUT
IC2105 (2/2)
TK15420M
+6dB AMP
Y
CVIN
COMPONENT
Cb
IN1
Cr
VSX-49TXi
3
4
D
S-VIDEO ASSY
IC2307-1/2
TK15420M
+6dB
3
(Y)
1
75Ω
2
75Ω
IC2307-2/2
TK15420M
+6dB
6
75Ω
7
(C)
5
75Ω
IC2308
NJM2296M
(Y)
13 1
(C)
15
3 11
IC2309
NJM2296M
(C)
13 1
15
3
11
CN3302
(8P)
(Y)
Y
1
(C)
C
3
OSD
CN3304
5
(18P)
(OSD)
VIN
1 1
VOUT
3 9
(OSD)
(Y)
OSD
7 3
(C)
5
CN3301
(12P)
7
(OSD)
15
13
11
CN3303
5 3 1
(10P)
CN2502
5 3 1
(10P)
13 1 3
TC74LVX4053FT
Input SW
(COMPONENT)
14 15 4
3
IC2501
2
(CY)
TC74LVX4052FT
Video Function
Selector (CY)
6
14 13
(Cb)
5
(CY)
(Cb)
14 13
3
5 3
(Cr) (Cr) 2
IC2502
IC2106-1/2
TC74LVX4052FT
OPA2652U
Video Function
+6dB AMP
Selector (Cb, Cr)
4
Y
MONITOR
OUT
C
Y
MONITOR
OUT 2
C
Y
VCR1 OUT
C
Y
VCR2 OUT
Y
VCR3 OUT
VIN
VOUT
(Y)
Y
(C)
C
(OSD)
OSD
CYOUT (CY)
CbOUT (Cb)
(Cr)
CrOUT
IC2503
(CY)
1
75Ω
Y
IC2105-1/2,2/2
OPA2652U
+6dB AMP
(Cb)
7 75Ω
Cb
1
75Ω
Cr
(Cr)