72
VSX-LX52
1
2
3
4
A
B
C
D
E
F
1
2
3
4
10. SCHEMATIC DIAGRAM
10.1 AUDIO ASSY
A
!
!
A_A_A
N
A_FRI
N
A_A_A
N
A_FLI
N
A_A_A
N
A_LSI
N
A_A_A
N
A_RSI
N
A_A_A
N
A_CI
N
I
N
FR2
I
N
FL2
I
N
S
W
2
I
N
C2
I
N
SR2
I
N
SL2
I
N
SBR2
I
N
SBL2
A_A_A
N
A_CI
N
A_A_A
N
A_S
W
I
N
A_A_A
N
A_LSI
N
A_A_A
N
A_RSI
N
XML
XMR
A_A_A
N
A_FRI
N
A_A_A
N
A_FLI
N
A_A_Z2R_
V
LI
N
A_A_Z2L_
V
LI
N
A_A_Z3R_
V
LI
N
A_A_Z3L_
V
LI
N
RI
N
LI
N
SBLO
FRO
SBRO
XMRO
XMLO
Z3_L
Z3_R
A_A_Z2R_
V
LI
N
A_A_Z2L_
V
LI
N
T
V
_R
T
V
_L
D
V
D_L
V
IDEO_L
D
V
R_OUT_R
D
V
R_OUT_L
D
V
R_I
N
_L
D
V
R_I
N
_R
CDR_OUT_L
CDR_I
N
_L
CDR_I
N
_R
CD_L
CD_R
FL_I
N
FR_I
N
A_A_A
N
A_S
W
I
N
C_I
N
S
W
_I
N
SL_I
N
SR_I
N
V
IDEO_R
CDR_OUT_R
D
V
D_R
A_A_Z3L_
V
LI
N
A_A_Z3R_
V
LI
N
Z2_L
Z2_R
G
N
DA
10u/50
C2404
N
M
C2642
N
M
C2640
10u/50
C2403
2.2u/50
C2401
2.2u/50
C2402
C2531
150p/50
C2151
100p/50
C2637
100p/50
C263
8
100p/50
C2644
0.1u/16
C2517
220p/50
C2643
0.1u/16
C2171
100p/50
C2527
N
M
C2406
N
M
C2405
N
M
C257
8
0.01u/50
C2579
N
M
C25
8
0
0.01u/50
C2163
100p/50
C250
8
220p/50
C2164
100p/50
C2532
150p/50
C2505
100p/50
C251
8
220p/50
C2509
100p/50
C2507
220p/50
C2173
100p/50
C2575
N
M
C2172
100p/50
C2161
100p/50
C2534
150p/50
C2510
100p/50
C2530
150p/50
C2513
100p/50
C2529
150p/50
C253
8
N
M
C2506
100p/50
C2533
150p/50
C2514
100p/50
C2502
100p/50
C2101
0.01u/50
C2577
0.01u/50
C2102
N
M
C2537
N
M
C2512
100p/50
C2501
100p/50
C2511
100p/50
C2174
100p/50
C2524
150p/50
C2504
100p/50
C252
8
N
M
C2152
100p/50
C2162
100p/50
C2523
150p/50
C2503
100p/50
G
N
DCH
G
N
DCH
G
N
DA
G
N
DCH
G
N
DU
G
N
DCH
G
N
DCH
Q2401
2SD1
8
5
8
X(QR)
2SB1237X(QR)
Q2402
R2529
330
R2154
330
R2507
470k
R2172
470k
R2164
330
R2534
330
R2173
330
R2530
330
R2174
330
R2526
330
R2573
N
M
R2603
1k
R2604
1k
R2504
470k
R2503
470k
R2523
330
R2524
330
R2161
470k
R252
8
2.2k
R2521
330
R2531
330
R2537
2.2k
R2527
2.2k
R2525
330
R250
8
470k
R2171
470k
R2522
330
R2532
330
R2163
330
R2162
470k
R2533
330
R2404 100
R2403
100
R2402
4.7k
R253
8
2.2k
R2401
4.7k
R2153
330
V
+12A
V
-12A
V
-7A
V
+7A
V
-7A
V
+7A
A_A_TU_R
A_A_TU_L
47u/25
C2541
47u/25
C2542
47u/25
C2545
47u/25
C2546
10u/50
C2557
10u/50
C255
8
47u/25
C2543
47u/25
C2544
47u/25
C2549
47u/25
C2550
47u/25
C2553
47u/25
C2554
47u/25
C2551
47u/25
C2552
47u/25
C2155
47u/25
C2156
47u/25
C2165
47u/25
C2166
47u/25
C2175
47u/25
C2176
R2501
470k
R2502
470k
R2505
470k
R2506
470k
R2517
470k
R251
8
470k
R2509
470k
R2510
470k
R2513
470k
R2514
470k
R2511
470k
R2512
470k
10u/50
C2547
10u/50
C254
8
R2151
470k
R2152
470k
C2153
100p/50
C2154
100p/50
G
N
DA
BD3473KS2
IC2501
SBLOUT
1
SBROUT
2
COUT
3
S
W
OUT
4
SLOUT
5
SROUT
6
FLOUT
7
FROUT
8
V
EE
9
CLOCK
10
DATA
11
DG
N
D
12
V
CC
13
T
N
F1
14
B
N
F1
15
BOUT1
16
BOUT2
17
B
N
F2
1
8
T
N
F2
19
AG
N
D1
20
AGND2
21
SBLIN1
22
SBRI
N
1
23
CI
N
1
24
S
W
I
N
1
25
SLI
N
1
26
SRI
N
1
27
FLI
N
1
2
8
FRI
N
1
29
AG
N
D3
30
ADCL
31
ADCR
32
AG
N
D4
33
SUB1R
34
SUB1L
35
AG
N
D5
36
I
N
R1
37
I
N
L1
3
8
I
N
R2
39
I
N
L2
40
I
N
R3
41
I
N
L3
42
I
N
R4
43
I
N
L4
44
I
N
R5
45
I
N
L5
46
I
N
R6
47
I
N
L6
4
8
I
N
R7
49
I
N
L7
50
I
N
R
8
51
I
N
L
8
52
I
N
R9
53
I
N
L9
54
I
N
R10
55
I
N
L10
56
I
N
R11
57
I
N
L11
5
8
I
N
R12
59
I
N
L12
60
AGND6
61
I
N
R13/FRI
N
2
62
I
N
L13/FLI
N
2
63
I
N
R14/SRI
N
2
64
I
N
L14/SLI
N
2
65
I
N
R15/S
W
I
N
2
66
I
N
L15/CI
N
2
67
I
N
R16/SBRI
N
2
6
8
I
N
L16/SBLI
N
2
69
AG
N
D7
70
I
N
R17/RECR1
71
I
N
L17/RECL1
72
I
N
R1
8
/RECR2
73
I
N
L1
8
/RECL2
74
RECR3
75
RECL3
76
RECR4/SUB2R
77
RECL4/SUB2L
7
8
AGND8
79
AGND9
8
0
D2501
1SS302
C2641
N
M
CFHX
C2639
N
M
CFHX
C2525
150p/50
C2526
150p/50
C2521
150p/50
C2522
150p/50
C2636
2200p/50
R2602
6.
8
k
R2601
6.
8
k
C2634
0.1u/16
C2633
0.1u/16
C2631
2200p/50
C2632
0.1u/16
C2635
0.1u/16
10u/50
*C2019
10u/50
C2009
47u/16
C2033
IC2001
BD3
8
14F
V
INP1
1
INN1
2
OUT1
3
AGND1
4
5
INP2
6
INN2
7
OUT2
8
AGND2
9
INSW
10
AGND3
11
INSR
12
AGND4
13
INSL
14
AGND5
15
INC
16
AGND6
17
INFR
1
8
AGND7
19
INFL
20
VEE
21
TNFR
22
TNFL
23
BNF1R
24
BNF2R
25
BNF1L
26
BNF2L
27
OUTFL
2
8
OUTFR
29
OUTO
30
OUTSL
31
OUTSR
32
OUTSW
33
AGND8
34
DGND
35
MUTE
36
DA
37
CL
3
8
AGND9
39
VCC
40
AGND10
V
-7A
47u/16
C2031
G
N
DA
10u/50
*C2020
C2034
0.1u/16
10u/50
C2010
2.2u/50
*C201
8
*R201
8
100k
V
+7A
R2036
1k
C2036
100p/50
2.2u/50
C200
8
R2035
1k
C2035
100p/50
R200
8
100k
R2007
100k
C2032
0.1u/16
2.2u/50
C2007
*R2017
100k
2.2u/50
*C2017
C2
8
33
220p/50
IC2
8
21
N
JM4565MD
3
4
2
1
8
R2
8
33
6.
8
k
R2
8
34
22k
SBM
A
C2
8
34
0.1u/16
R2
8
35
6.
8
k
V
-12A
10u/50
C2
8
36
C2
8
35
0.1u/16
IC2
8
21
N
JM4565MD
5
4
6
7
8
V
+12A
G
N
DA
10u/50
C2592
R2915
N
M
R2914
N
M
10u/50
C2591
R2594
N
M
R2591 0
R2592 0
R2593
N
M
V
C
R2611
47k
R2612
47k
XK
C2004
470p/50
CH
*R2011
100
R2006
2k
C2001
0.01u/50
R2003
10k
C2003
470p/50
CH
*R2012
100
*R2014
10k
*Q2011
IMX25
C2006
N
M
G
N
DCH
*R2015
2k
R2002
100
C2005
N
M
*C2015
N
M
R2001
100
*R2013
10k
Q2001
IMX25
*C2016
N
M
*C2014
470p/50
CH
R2005
2k
*Q2011
IMX25
*R2016
2k
C2002
N
M
R2004
10k
*C2013
470p/50
CH
Q2001
IMX25
Z3MUTE
Z2MUTE
R291
0
LSS
N
Z2MUTE
Z3MUTE
AMUTE
SBMUTE
XKP3077-A
C
N
2201
1
LSS
N
2
V
LSCK
3
V
LSO
4
Z2
V
LSO
5
Z2MUTE
6
AMUTE
7
SBMUTE
8
MICDET
9
G
N
DU(EMMA)
10
G
N
DU(EMMA)
11
V
+5.6U
12
V
+5.6U
13
Z3MUTE
G
N
DU
(EMMA)
V
+5R6U
MICDET
JA2206
AKB7114-A
E
5
W
6S
4R
3S
2
W
1R
JA2202
AKB7114-A
E
5
W
6S
4R
3S
2
W
1R
JA2203
AKB7114-A
E
5
W
6S
4R
3S
2
W
1R
JA2204
AKB7114-A
E
5
W
6S
4R
3S
2
W
1R
R2614
N
M
R2613
N
M
G
N
DA
Z2
V
LSO
V
LSO
V
LSCK
V
LSO
V
LSCK
V
+7A
V
-7A
MICDET
MICOUT
D2401
UDZS7R5(B)
D2402
UDZS7R5(B)
MICOUT
F
V
L
F
V
R
*R2
8
96
47k
*R2
8
95
47k
*R2
8
97
N
M
*R2
8
9
8
N
M
G
N
DA
*C
N
2204
52044-0545
CKS3370
1
2
3
4
5
G
N
DU
G
N
D
R
G
N
D
L
R
G
N
D
L
JA220
8
AKB7113-A
R
G
N
D
L
C2407
N
M
C240
8
N
M
C2417
N
M
Z2
V
LSO
V
LSCK
C2419
N
M
C241
8
N
M
C2415
470p/50
C2416
470p/50
100u/25
C2412
ZL
100u/25
C2411
ZL
C2409
0.01u/50
C2410
0.01u/50
V
+12TRG
G
N
DTRG
R2617
47k
R261
8
47k
R2615
47k
R2616
47k
G
N
DA
R2405
470
R2406
47k
V
-12A
C2420
0.01u/50
R2407
470
R240
8
47k
C2421
0.01u/50
V
-12A
R2409
470
R2410
47k
C2422
470p/50
CH
V
-12A
R2411
470
R2412
47k
C2423
470p/50
CH
V
-12A
V
+12T
C2413
N
M
G
N
DA
G
N
DSG1
G
N
DTRG
V
+12TRG
V
-12A
V
+12A
G
N
DA
G
N
DSG1
ADX76
8
2-A
JP2205
1
V
+12T
2
V
+12A
3
V
+12A
4
G
N
DA
5
G
N
DSG1
6
G
N
DSG1
7
V
-12A
8
V
-12A
9
V
+12TRG
10
G
N
DTRG
C
N
2206
KM200
N
A4L
1
V
+12A
2
V
-12A
3
V
+12TRG
4
G
N
DTRG
JA2201
AKB7220-A
G
N
D
L
R
E
*JA2205
AKB7220-A
G
N
D
L
R
E
*C2011
0.01u/50
*C2012
N
M
*R2009
N
M
*R2010
N
M
*R2019
47k
*R2020
47k
C2424
N
M
C2425
N
M
C2426
N
M
R2416
0
R2417
0
R241
8
0
C2427
N
M
C242
8
N
M
C2429
N
M
G
N
DU
V
-12A
G
N
DA
C2430
N
M
G
V
COMX
G
N
DA
G
N
DCH
G
N
DA
C2431
N
M
C2432
N
M
D
V
R1
OUT
CD-R/TAPE
I
N
V
IDEO1
D
V
R1
I
N
5.1CH I
N
PUT
FL
FR
C
S
W
SL
SR
T
V
/SAT
D
V
D
CD-R/TAPE
OUT
CD
R632
R631
R635
R636
(G
N
DA_Z)
(1/2)
(2/2)
ZO
N
E2
OUT
(1/2)
(2/2)
ZO
N
E3
OUT
C
N
3471
F
JP6901
I
C
N
7702
S
C
N
4102
N
C
N
7602
T
MICDET
MICOUT
G
N
DA
V
-7A
V
+7A
The mark found on some component parts should be replaced with
same parts (safety regulation authorized) of identical designation.