VSX-LX50
122
1
2
3
4
1
2
3
4
C
D
F
A
B
E
10.11 S-VIDEO and BRIDGE 2 ASSYS
(1/2)
+
-
SDET
SYIN
SCIN
SIRIUS_TX
SIRIUS_RSET
SIRIUS_RX
12VDET
12TRG1
TVIN_C
DVR2IN_C
DVR2IN_Y
DVR1IN_C
DVR2IN_C
DVR1IN_C
DVR1IN_Y
TVIN_Y
FVC
S-SIGNAL
FVC
FVY
DVDIN_C
S53ABC
FVY
51C
51B
51A
TVIN_C
TVIN_Y
DVDIN_Y
DVDIN_C
DVR1IN_Y
DVR2IN_Y
51B
51A
DVDIN_Y
51C
11
12
9
10
13
4
3
2
1
8
5
6
7
13
11
12
15
14
10
8
4
6
2
7
9
5
3
1
6
1
2
5
4
9
3
8
7
4
3
1
2
8
5
6
7
4
3
5
7
6
2
1
5
4
3
2
1
1
2
4
3
5
4
1
3
2
16
14
13
15
9
12
11
10
14
13
16
15
5
6
7
8
1
2
4
3
5
6
7
12
10
11
9
16
14
13
15
12
11
10
89
10
7
8
6
9
1
2
4
3
5
2
1
16
14
13
15
3
4
5
6
7
8
1
2
3
5
4
12
11
10
9
3
4
1
8
2
E
B
C
R1312
R1313
R1314
CN1201
CN1202
C1311
R1309
C1312
R1311
R1306
R1308
R1305 D1302 R1307
C1309
CN1301
R1310
R1304
C1307
R1303
C1308
C1306
CN1302
IC1301
C1305
C1303
C1291
CN1206
(2/2)
R1207
R1208
C1204
IC1202
R1206
R1205
CN1205
(1/2)
C1203
C1310
Q1301
R1235
R1302
R1301
C1238
C1249
L1201
R1236
C1243
C1244
C1240
L1202
C1250
C1302
C1301
C1304
L1301
D1301
Q1205
R1243
R1255
L1302
C1245
C1246
R1245 R1246
Q1206
R1256
R1244
C1237
C1239
C1214
IC1203
C1213
R1216
C1217 R1215
C1218
C1219
R1217
D1202
C1216
C1215
CN1204
(2/3)
R1203
R1204
C1202
IC1201
CN1204
(1/3)
R1201
R1202
C1201
C1212
IC1204
C1211
R1247
IC1206
C1253
C1220
C1241 R1257
C1247
R1248 D1205
R1221
R1220
R1222
R1219
C1242
R1249
Q1201
R1218
GNDU
GNDU
STBY
STBY
STBY
XKP3077
GAV
V+5_6U
XKP3078
GNDVC
0
GNDCH
0.01
STBY
STBY
470k
AKP1213
10k
0.01
220k
SP3232ECY
STBY
10k
100
100
0.1
0.1
RKN1048
0.1
STBY
GCS
STBY
*
75
75
0.1/16
TC74HC4051AFT
*
75
75
0.1/16
CH
330p
220k
2SC4081(QRS)
V-5S
0.01
100
100
CJ
3p
V+12T
560
0.01
560
V-5S
CH
12p
12u
CH
12p
CJ
3p
12u
33p
CH
CH
33p
2SC4081(QRS)
0.01
0.1
100/16
QTL1013
STBY
2SC4081(QRS)
1K
STBY
V+5_6U
V+5S
V-5S
STBY
STBY
0.01
0.01
STBY
1K
V+5S
V-5S
0.1/16
0.1/16
V+5S
V-5S
3.3/50
330
220k
100/10
100/10
4.7k
0.1/16
TC74HC4053AFT
V+5S
0.1/16
*
75
75
0.1/16
*
75
75
TC74HC4051AFT
0.1/16
0.1/16
LA7213
V+5S
NJM12904V
0.1/16
10K
STBY
GAV
STBY
GNDCH
47
1SS355
V+5S
0.1/16
0
0.1/16
V+5S
SERVICE
SERVICE
SERVICE
SERVICE
10/50
270K
RT1N241M
47k
V+5S
of identical designation.
mark found on some component parts indicates
the importance of the safety factor of the part.
The
Therefore, when replacing, be sure to use parts
3.DIODES
No marked Diodes are 1SS355.
* Parts or parts block marked by "STBY" are standby.
"Capacity(
μ
F)/Voltage(V)",
Unit: p-pF or
μ
F unless otherwise noted.
Rated Voltage: shown as
or 50V unless otherwise noted.
Rated power: 1/16W unless otherwise noted.
1.RESISTORS
Unit: k-k
Ω
, M-M
Ω
or
Ω
unless otherwise noted.
Tolerance:
±
5%(J) unless otherwise noted.
2.CAPACITORS
No marked Capacitors are CEAT or CKSRYB.
232C DET
232C CTS
232C TXD
232C RXD
V+5.6U
GNDU
GNDU
FV C
GAV
S DET
FV Y
GAV
NC
GNDVC
GNDVC
SY OUT
SC IN
GNDVC
SY IN
12VDET
12VTRG1
V+12T
GNDVC
SIRIUS_TX
SIRIUS_RX
SIRIUS_RESET
SC OUT
NC
(CD)
(DSR)
RXD(TD)
(NC)
TXD(RD)
BUSY(CTS)
(DTR)
(NC)
GND
BUSY(CTS)
RXD(TD)
TXD(RD)
(NC)
RXD
C2-
V-10V
TXD
C1-
C2+
BUSY
V+5U
GNDU
(NC)
RS232C
V+10V
C1+
AWX8845 ONLY
H
H
H
MUTE
H
H
L
H
VIDEO
H
MUTE
L
L
H
H
L
DVD
TV
H
L
(CHASSIS)
(common with composite video)
IC2201, IC2202
L
L
L
H
DVR/VCR1
DVR/VCR2
H
L
L
51C
51B
L
51A
MUTE
L
OUT
DVR/VCR1 IN
DVR/VCR2 IN
C
TV
NC
NC
Y
VDD
DVR2
DVR1
MUTE
C
Y
CLK
GND
VCC
AWX8844 ONLY
(C)
(Y)
(C)
(C)
VEE
INH
F.VIDEO
VSS
SELECTOR
VEE
INH
1
1
SELECT
0
0
THRU/DVC
1
0
B
A
C MAIN
DVD
C
IC1203
OUT
S53ABC
DVC
THRU
L
H
VDD
SWB
SWA
(Y)
(Y)
VSS
SWC
C
TV/SAT IN
TV
NC
NC
Y
VDD
DVR2
MUTE
DVR1
C
Y
DVD/LD IN
F.VIDEO
VEE
INH
VSS
STBY
SYNC
SEP
GND
V-SYNC
SEP
VCC
SELECTOR
Y MAIN
DVD
B
A
C
DVC Direct Pass
NOTES
S-VIDEO ASSY (VSX-LX50 : AWX8845)
(VSX-91TXH,
VSX-9120TXH
:
AWX8844)
I
I
S-VIDEO
F
o
r Do
wnload
RS-232C
CN108
C
3/3
CN109
C
3/3
(SY)
(SY)
(SY)
(SY)
(SY)
(SC)
(SC)
(SC)
(SC)
(SC)
VCS(Y)
VCS(C)
(SC)
(FSY)
(FSC)
S(Y)
S(C)
VCS(Y)
VCS(C)
(FSY)
(FSC)
(FSY)
(SY)
(SY)
(SY)
(FSC)
(SC)