Main Control Assy (2/3) - Pioneer VSX-1015TX-S Service Manual

1

3.9 MAIN CONTROL ASSY (2/3)

QQ
3 7 63 1515 0
L 2/3
A
MAIN CONTROL ASSY
(AWX8604)
L 1/3
INFRA
INFLA
SBL
RS
SBR
B
LS
SW
C
INFRB
INFLB
INSRB
INSLB
INSWB
INCB
C
L 3/3
VLDT
TE
L 13942296513
VLCK
STBY
B
D
E
www
F
L 2/3
40
1
http://www.xiaoyu163.com
2
VOLUME
(R)
(L)
42 41 40 39 38 37 36
43
44
45
INSRA GOUTFL
46
INFRA
INSLA
INFLA
47
INSWA
IC451
48
INCA BD3813KS
49
INSBA
6 CH E-VOL
(R) 50
INFRB
(L) 51
INFLB
(RS) 52
INSRB
INSBB
(LS) 53
INSLB GND
(SW) 54
GOUTC
INSWB
(C) 55
INCB
56
1 2 3 4 5 6 7 8 9
GNDA
V+5US
E2
Q385
L 3/3
B2
C C387
C2
4.7/50
(SBL)
E
Q385
(SBR)
C388
7ch
4.7/50
V+7A
GNDU
GNDU
V+7A
2 CH E-VOL
(SB CH)
(SBL)
(SBR)
R386
STBY
x ao
y
. i
VSX-1015TX-K
2
http://www.xiaoyu163.com
3
8
(L)
(R)
35 34 33 32 31 30 29
28
R454 (RS)
27
RSOUT
100
26
FLOUT
GND
(LS)
R453
GND
25
LSOUT
100
24
GND
(SW)
R456
23
SWOUT
100
22
GND
(C)
R455
21
COUT
100
20 V+7A
GND
19
SBOUT
18
VCC
17
VDD
GND
CLK
16
VEE
15
V+5_6U
10 11 12 13 14
C458
100p
CH
GNDA
V-7A
C457
100p
CH
GNDU
GNDU
V+7A
Q Q
3 6 7
Q386
DTC124EUA
TO MAIN (3/3)
BIAMP
GNDA
V+7A
D381
STBY
GNDA
D383
R387
STBY
STBY
C384
100p
V-7A
C383
100p
GNDA V+7A
R388
STBY
V-7A
D384
STBY
D382
STBY
u163
V-7A
SELECTOR for SP-B
3
4
2 9 9 4
12dB ATT
for DIRECT
C321
(L)
47/25
(L)
[BiAmp]
2SD2704K
R325
4.7k
R326
4.7k
2SD2704K
C322
(R)
47/25
(R)
[BiAmp] (LS)
C341
47/25
2SD2704K
R345
4.7k
R346
4.7k
1 3 1 5 0 5 8 2 9
2SD2704K
(RS)
C342
47/25
(C)
C361
47/25
2SD2704K
R365
4.7k
R366
4.7k
V+7A
2SD2704K
(SW)
C362
47/25
C401
(SBL)
47/25
2SD2704K
R405
4.7k
GNDA
R406
4.7k
GNDA
2SD2704K
(SBR)
C402
m
V-7A
47/25
co
. V-12A
4
2 8
9 9
C323
GNDA
4.7/50
R321
2.2k
Q321
Q322
C324
R322
2.2k 4.7/50
C343
4.7/50
R341
2.2k
Q341
9 4 2 8 9 9
Q342
C344
R342
4.7/50
2.2k
C363
4.7/50
R361
2.2k
Q361
Q362
C364
R362
2.2k 4.7/50
C403
R401 4.7/50
2.2k
Q381
Q382
R402
C404
2.2k
4.7/50