S-Video Assy - Pioneer SC-LX90 Service Manual

1

10.48 S-VIDEO ASSY

S-VIDEO ASSY
Y
(AWX8725)
A
Y
C
JA2202
C2201
AKP7049 0.1
INPUT 1
(2/3)
Y
C
C2202
JA2201
0.1
AKP7049
DVR1/VCR1
IN
(2/3)
B
Y
C
C2203
JA2202
0.1
AKP7049
DVR2/VCR2
IN (1/3)
C2292
STBY
STBY IC2201-IC2203
C2293
SVA,
16
SZA,
JA2202
SRA,
GSV GSV
L
C
L
(CHASSIS)
H
H
IC2204
SVMA
L
H
IC2209,IC2210
SRM1
L
H
H
D
L
E
V+5S V+3S
Q2330
2SC4081
F
GSV
Y
106
1
2
IN1_Y
IN1_C
FSV_Y
IN1_Y
SDVR2_Y
SDVR1_Y
SDVR1_Y
SDVR1_C
SMAIN SEL
TC74HC4052AF
SDVR2_Y
SDVR2_C
SVB, SMINH
SZB, S2INH
OUT
SRB, SRINH
L L IN1
H L DVR1/VCR1
L L DVR2/VCR2
H L Front S
H FULL OPEN
SOINH
OUT
L THROUGH
L HDMI(VC)
H FULL OPEN
SRM2 OUT
H OUT1
L OUT2
H OUT1&OUT2
L MUTE
2204
VEF1040-
C C2 C C2
B B2 B B2
E E2 E E2
Q2331 Q2331 Q2332 Q2332
UMH1N UMH1N UMH1N UMH1N
2
3
V+5S
V+5S
V+5S
SVA
SVB
2
8
-
3
+
V+5S 4
GSV 8
+
5
-
4
6
NJM12904V
SMINH
V-5S
FSV_Y
V+5S
IN1_Y
SDVR2_Y
C2246 R2237
SDVR1_Y
220/10
SZONE2 SEL
TC74HC4052AF
C2250 R2255
IN1_C
0.1
SDVR1_C
FSV_C
GSV
SDVR2_C
V-5S
FSV_Y
IN1_Y
SREC_Y
V+5S
SDVR2_Y
SDVR1_Y
GSV
REC SEL
TC74HC4052AF
IN1_C
SDVR1_C
GSV
SREC_C
V-5S
FSV_C
SDVR2_C
CONTROL
R2296
STBY
1 3 5 7 9 11
R9299
2 4 6 8 10
0
C2299
STBY
AE
Rear
GSV GNDHD
SC-09TX
3
4
STBY
IC2310
SYNC
SEP
IC2301 (1/2)
NJM12904V
1 2 3
R2304 D2302
1
47
1
2
2
1
R2303 D2301
7
47
IC2301 (2/2)
V+5S
Q2203
2SC4081 (QR)
R2247
4.7k STBY
R2249
STBY
GSV
V-5S
V+5S
Q2204
2SC4081 (QR)
R2251
4.7k STBY
R2253
STBY
GSV
V-5S
V+5S
R2270
47k
TC4094BFN
R2266
R2267 47k
R2268 47k
R2269 47k
47k
13 15 17 19 21 23 25
12 14 16 18 20 22 24 26
Front
3/8
CN602
4
V+5S
LA7213
V-SYNC
SEP
GND VCC
4 5
R2312 D2310
STBY
Q2310
STBY
V-5S
C2242
0.1
V-5S
R2295
R2294 47k
R2293 47k
R2292 47k
47k
TC4094BFN
R2288
R2289 47k
R2290 47k
R2291 47k
47k
GS
R2297
STBY
R2298
STBY
GNDSP
1 3 5 7 9
2 4 6 8 10
AD
Front