4
1
2
4
1
2
4
C
D
F
A
B
E
VSX-C550-S
R4501
AWX8137
C4107
C4106
R4102
C4119
C4102
C4103
R4103
R4104
C4105
C4104
R4106
R4105
C4117
C4118
R4107
R4108
C4112
C4113
C4110
C4120
C4111
C4109
VCC
OUT
GND
DCT
Lch
Rch
V
L
R
GNDH
HPL
HDCT
V+5
OPT
G.OPT
AWX8138
AWX8139
1
N.C.
HPR
FR
GNDA
FL
GNDV
VIDEO
1
1
3
31
1
10
13
1
2
3
4
5
6
7
8
9
CN4501
S4501
PYKC F4X
3
AWX8137
1
KN4101
C4101
JA4102
C4108
CN4101
JA4103
JA4101
VIDEO
Lch
Rch
PYKC F4X
Vcc
GND
Out
GNDH
HPL
HPDCT
GNDOPT
F-OPT
V+5OPT
HPR
FVIDEO
CONTACT SIDE
AWX8139
AWX8138
N.C.
R
L
GNDA
GNDV
1
1
3
H
F
K
F
(ANP7446-A)
SIDE A
(ANP7446-A)
SIDE B
FRONT INPUT ASSY
F
H
SW ASSY
F
K
SW ASSY
F
K
FRONT INPUT ASSY
F
H
J4204
G
CN4501
CN4501
CN304
J
CN4101
CN4101
2. PCB CONNECTION DIAGRAM
2.1 FRONT INPUT and SW ASSYS
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299