S-Video Assy - Pioneer VSX-LX70 Service Manual

1

10.6 S-VIDEO ASSY

A
S(Y)
Y
C2202
C
INPUT 1
JA2202
0.1
*1
(2/3)
S(Y)
Y
C2204
C
INPUT 2
JA2202
0.1
*1
(3/3)
B
S(Y)
Y
C2206
C
DVR1/VCR1
IN
0.1
JA2203
*1
(1/2)
S(Y)
Y
C2208
C
DVR2/VCR2
IN
0.1
JA2204
*1
C
(1/2)
D
E
1.RESISTORS
2.CAPACITORS
F
3.DIODES
*Parts or parts block marked by "STBY" are standby.
J
114
1
2
SERVICE
*3 CHECKER
A1
V+56S
IN1_Y
IN1_C
S(C)
Y MAIN
SELECTOR
TC74HC4051AFT
IN2_Y
IN2_C
S(C)
SERVICE
*3 CHECKER
B1
V1Y
V1C
S(C)
C MAIN
SELECTOR
TC74HC4051AFT
V2Y
V2C
S(C)
Y REC
SELECTOR
TC74HC4051AFT
C REC
SELECTOR
TC74HC4051AFT
NOTES
Unit: k-kΩ, M-MΩ or Ω unless otherwise noted.
Rated power: 1/16W unless otherwise noted.
Tolerance: ±5%(J) unless otherwise noted.
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.
No marked Diodes are 1SS352.
2
3
SSW1
A2
SSW2 *3 HDMI Direct Pass
SSW3
V+56S
C2247
0.1
2
-
3
+
C2245
6
0.1
5
SINH
S(Y)
SCIN
B2
SSW1
SSW2
SSW3
S(Y)
IC2201-2202, IC2205-2206
ZRINH SMRA
or or
SINH SSW1
H
L
H
L
L
H
L
H
SINH L
H *
SMRA
SMRB
SMRC
ZRINH
SMRA
SMRB
SMRC
FVC
FS(Y)
FVY
V-56S
ZRINH
GSV
VSX-LX70
3
4
Q2202
S DETECTOR 2SC4154(EFG)
C2296 R2295
22/10 STBY
(1/2)
IC2207
NJM12904V
8
R2246 D2201
1
470
4
IC2207 (2/2)
NJM12904V
Q2201
8
-
RT1N241M C
7
B
+
4
E
S(C)
S(C)
SMRB SMRC
or or OUT
SSW2 SSW3
Q2203
L L IN1
2SC4154(EFG)
H L C2297 R2298
IN2
H L MUTE1
STBY
0.1
L H MUTE2
L H DVR1/VCR1
H H DVR2/VCR2
H H FRONT_SV
L L
MUTE3
* * MUTE4
V+56S
R2269 47k R2268
47k
TC4094BFN TC4094BFN
R2270
47k
R2271
47k
R2272
47k
FS(C)
1 3 5 7 9 11 13 15
2 4 6 8 10 14 16
12
N 2/2
CN4316
4
V+56S
C2291
0.01
C
B
S(Y)
E
C2292
0.01
V-56S
V+56S
C2293
0.01
C
B
S(C)
E
C2294
0.01
V-56S
R2265 47k
R2266 47k
R2267 47k
V+56S
R2279
0
R2280
0
17
V-56S
GSV