S-Video Assy - Pioneer VSX-84TXSi Service Manual

1

3.8 S-VIDEO ASSY

R2241
STBY
A Y
C
R2240
0.1
STBY
C2202
9 8
INPUT 1
AKP7043
7 6
CN2203
(2/3)
10
C2278
0.1
C2286
R2243
STBY
STBY
Y
NoAssign1
C
GCS R2242
0.1
STBY
INPUT 2
C2204
AKP7043 14 13
CN2203
(3/3)
12 11
15
STBY
B
R2245
Y
C
R2244
STBY
STBY
C2210
4 3
STBY
CN2204
2 1
(1/2)
5
R2247
Y
C
STBY
R2246
CN2204 STBY
STBY
(2/2) C2212
9 8
C2291
7
STBY
10
C2287
C
STBY
CN2204
11
R2249
STBY
Y
GCS
(CHASSIS)
C
R2248
0.1
STBY
C2206
4 3
DVR1/VCR1
2 1
IN
5
AKP7020
CN2205
(1/2)
C2279
0.1
C2288
R2239
STBY
Y
STBY
C
NoAssign3
R2230
0.1
STBY
GCS
C2208
DVR2/VCR2
4 3
D
IN
2 1
AKP7020
5
CN2206
(1/2)
C2280
0.1
C2289
STBY
NoAssign2
GCS
NOTES
E
1.RESISTORS
Unit: k-k , M-M or unless otherwise noted.
Rated power: 1/16W unless otherwise noted.
Tolerance: 5%(J) unless otherwise noted.
2.CAPACITORS
No marked Capacitors are CEAT or CKSRYB.
Unit: p-pF or µF unless otherwise noted.
Rated Voltage: shown as
"Capacity(µF)/Voltage(V)",
or 50V unless otherwise noted.
3.DIODES
No marked Diodes are 1SS355.
Parts or parts block marked by "STBY" are standby.
The mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts
of identical designation.
F
J
40
1
2
S(Y)
IN1_Y
IN1_C
S(C)
Y MAIN
SELECTOR
S(Y)
CD74HC4051PWR
IN2_Y
IN2_C
S(C)
STBY STBY1_Y
STBY1_C
A B
STBY2_Y
STBY
C MAIN
SELECTOR
STBY2_C
CD74HC4051PWR
S(Y)
V1Y
V1C
S(C)
S(Y)
V2Y
V2C
S(C)
Y REC
SELECTOR
CD74HC4051PWR
C REC
SELECTOR
CD74HC4051PWR
VSX-74TXVi
2
3
SSW1
SSW2
SSW3
V+56S
C2283
3.3/50
V-56S
SINH
S(Y)
SSW1
SSW2
S(C)
SSW3
V+56S
C
V-56S
SINH
SMRA
SMRB
SMRC
V+56S
V-56S
MRINH
S(Y)
SMRA
SMRB
S(C)
SMRC
V+56S
75
75
V-56S
MRINH
GCS GSV
(CHASSIS)
3
4
HDMI Direct Pass
R2232
SERVICE
R2231
SERVICE
SYNC V-SYNC
V+56S
SEP SEP
IC2271
LA7213
GND VCC
1 2 3 4 5
1
R2271 R2273 D2272
4.7k
330
C
B
Q2271
E
RT1N241M
GSV
R2222
R2221
R2229
R2250
1 3 5 7 9 11 13
2 4 6 8 10 14
12
N
CN4316
4
R2295
SERVICE
R2294
SERVICE
(L2201)
(L2202)
15 17
16