VSX-LX50
125
5
6
7
8
5
6
7
8
C
D
F
A
B
E
NECK8
SBMUTE
AMUTE
NECK6
VMUTE
17
16
15
14
19
18
11
12
10
9
8
13
6
7
5
4
3
2
1
2
1
4
3
6
5
8
7
9
11
15
13
10
12
14
16
17
6
7
4
5
2
3
9
8
10
11
13
12
1
14
R1562
R1564
Q1562
C1572
R1566 C1551
C1594
C1593
C1562
CN1502
(2/2)
R1570
C1564
C
1563
R1561
R1569
R1542
R1550
C1544
C
1543
CN140
6
R1576
R1549
R1541
C1568
R1575
R1522
R1530 C1524
C1523
R1521
R1529
R1502
R1510
C1504
C
1503
R1509
CN1405
R1574
C1567
R1573
R1501
R1416
R1413
R1414
R1415
C1421
C1420
Q1562
R1572
C1566
Q1561
C1565
R1571
R1568
C1571
R1567
R1565
C1561
R1563
Q1561
Q1542
R1544
R1552
Q1542
C1546
C
1545
C1550
C1570
R1546 C1549
R1548
C1569
R1547
CN1502
(1/2)
C1542
Q1541
R1551
R1543
Q1541
R1545 C1548
C1541
C1592
Q1522
R1524
R1532
C1526
Q1522
C1528
R1526 C1547
R1528
C1591
C1522
Q1521
C1525
R1523
R1531
R1504
C1527
R1527
R1525 C1533
Q1521
R1506 C1532
C1521
CN1501
(2/2)
C1502
Q1502
R1512
C1506
Q1502
C1505
Q1501
R1511
C1508
R1508
C1507
R1507
C1501
R1503
Q1501
R1505
C1531
CN1501
(1/2)
C1412
C1494
C1493
R1412
R1472
C1411
R1411
JA1402
(2/2)
XKB3053
D1402
C1419
Q1402
R1418
C1429
C1430
R1420
C1432
R1419
C1431
D1401
R1417
Q1401
IC1404
C1427
C1428
C1425
C1426
R1471
C1410
R1410
R1470
mark found on some component parts indicates
Therefore, when replacing, be sure to use parts
the importance of the safety factor of the part.
The
of identical designation.
CN1501,CN1502
AKB7172
FRO
SRO
SBRO
GNDA
GNDA
GNDA
*
JA1401,JA1402
(SBR)
XKB3053
AWX8847,8848
C1561,C1562
C1571,C1572
C1527,C1528
C1507,C1508
C1569,C1570
C1521,C1522
C1541,C1542
100p
STBY
STBY
270p
*1
C1501,C1502
AWX8848
(1/2)
AWX8847
V-12A
SBMUTE
GNDA
FLO
SLO
GNDA
GNDA
SBLO
(SBL)
GNDA
CO
AMUTE
NECK8
NECK6
(RS)
(LS)
SBLO
GNDA
(SW)
SBRO
GNDA
CO
GNDA
SLO
GNDA
SWO
(C)
(R)
FLO
GNDA
SRO
GNDA
GNDA
GNDA
(L)
V-12A
FRO
(2/2)
(2/2)
(1/2)
(1/2)
(2/2)
(2/2)
(1/2)
(2/2)
(1/2)
SUB
WOOFER
(2/2)
(1/2)
(1/2)
CENTER
(2/2)
(2/2)
R
L
SURROUND
R
L
FRONT
R
L
SURROUND
BACK
PREOUT
(1/2)
(input side)
(CHASSIS)
VIDEO AMP
Cr
BIAS
Powersave
VEE3
+6dB
VOUT3
GND
BIAS
VIN3
VEE2
Cr
Cb
+6dB
V+3
VOUT2
BIAS
VIN2
VEE1
Y
+6dB
V+2
Cb
L
IC2405
VMUTE
MONI.OUT
H
THRU
VEF1040
MUTE
1401
VIN1
V+1
Y
GNDA
270
10k
STBY
GCC
IMX25
10k
120
100
47/25
0.01
*
STBY
10k
STBY
270
270
10k
STBY
STBY
CKS3384
470
270
10k
YB
4700p
47K
V-12A
270
10k
STBY
10k
STBY
270
270
10k
STBY
10k
STBY
270
XKP3079
470
YB
4700p
47K
V-5C
V-12A
1k
100/10
100/10
STBY
STBY
STBY
IMX25
STBY
IMX25
10k
STBY
120
IMX25
CH
*1
*1 CH
100
47/25
470k
*1
*1
470k
120
IMX25
10k
STBY
IMX25
IMX25
STBY
100
47/25
*1 CH
*1
470k
*
470k
*1
120
10k
IMX25
100
*1 CH
47/25
STBY
GCC
0.01
120
10k
IMX25
STBY
IMX25
100
47/25
*1 CH
*1
470k
IMX25
10k
STBY
120
IMX25
120
10k
IMX25
*1 CH
100
47/25
100
47/25
470k
*1
*
IMX25
STBY
IMX25
10k
STBY
120
*1 CH
470k
*1 CH
470k
100
47/25
*1
*1
GAV
IMX25
GAV
*
GCC
NJM2581M
STBY
STBY
75
0.01
*
STBY
STBY
75
*
*
V-5
_
6V
V-5C
1SS355
100/10
2SA1576A(RS)
V-3C
15k
STBY
STBY
GAV
33k
0.22/10
0.22/10
33k
1SS355
V+5C
V+5
_
6V
15k
2SC4081(RS)
V+3C
0.1/16
0.1/16
100/10
100/10
STBY
75
STBY
*
V+5C
STBY
COMPONENT ASSY
(VSX-LX50 : AWX8848)
(VSX-91TXH, VSX-9120TXH : AWX8847)
K
K
COMPONENT VIDEO
OUT
PRE OUT
CN5603
AI
CN2902
J
JA1401
(2/2)
(Y)
(Cb)
(Cb)
(Cb)
(Y)
(Y)
(Cr)
(Cr)
(Cr)
(FO)
(FO)
(FO)
(SO)
(SO)
(SO)
(CO)
(CO)
(CO)
(SBO)
(SBO)
(SBO)
(SWO)
(SWO)
(SWO)
(FO)
(SO)
(CO)
(SBO)