Main Assy - Pioneer VSX-917V-K Service Manual

1

4.2 MAIN ASSY

SIDE A
A
130
A
120
B
110
100
90
80
C
70
60
50
40
D
30
20
10
(XNP3116-B)
Y
0
E
20 30
X
F
A
50
1
2
MAIN ASSY
CONTACT
SIDE
D255 D253
C255
R280 Q252
R443
+24V
GNDU
GNDU
D9068
3.FAN+
2.FAN-
1.FAN STOP
Q9065
Q9003
R9012
1.MCACC SW
R9066
2.V+7
3.V+7
4.MICOUT
5.MICSW
6.V-7
7.GNDA
8.NC
9.FRONTL
10.GNDA
11.FRONTR
1.GNDU
2.MIC DET
3.STBY+5V
25
25
4.NC
5.1W WP
6.RMC
7.SROUT
8.SRIN
9.DISP EN
10.DISP RDY
11.DISP D0
12.DISP DI
13.DISP CLK
14.DISP RST R5013
X5001
15.-VF
16 16
16.FLAC 1 C5015
17.FLAC 2
CN101 C5010
C5014
C5013
C5016
1
1
1 C5018 C5020
C
40 50 60 70
VSX-917V-K
2
3
XWK3297
R446 XWK3298
R440
R463
C300
Q256 L9003
C9007
C9013
R146
R145
C9019
R9005
IC9002
C9003
8 5
CN112
8
5
CN127 1
1
R9048
4
1
1 4
C9000
IC6004
5
9 9
CN106
1
R5012
1
1
8
8
D9070
R9085
C5017
R9056
R5020
R9084
IC9003
CN127
B
CN817
80 90 100
3
4
XWK3299 XWK3301
XWK3300
XWK3302
XWK3303
L9002
C9002
XWK3304
C9005
XWK3310
C364
R498
8
NP
8
R9070
R9049
R9058
R9081
1
1
VSS
R497
SR TXD
C363
T BUSY
NC
T VDD
T SCLK
C345
SR RXD
C324
T PGM
R458
T RST
GNDU
CN102 C326
8
8
CONTACT
SIDE
1
1
C325
IC6001
7 1
7 1
14 14
8 14
8 14
CONTACT
SIDE
R9052
CN106 CN102
CN953 for FLASH
110 120 130 140
4
XWK3305
XWK3306
21
21
XWK3307
XWK3308
XWK3309
R515
C387
C389
8 5
8 5
1 4
1 4
C386
5
5
R514
R485
R488
4
4
C344
R478
C361
C346
8 5
8 5
C34
1 4
1 4 C34
R477
C343
5
5
4
4
R5004
R5003
C502
R5002
R5001
150 160