Power Amp In Assy - Pioneer VSX-55TXi Service Manual

1

4.10 POWER AMP IN ASSY

• For VSX-55TXi
A
SIDE A
P
POWER AMP IN ASSY
FAN MOTOR (FRONT)
CN4004
B
3.F.FAN+
2.F.FAN-
1.F.FANSTOP
C
CN4001
L
CN801
SIDE B
D
P
POWER AMP IN ASSY
CN4001
E
CN4004
F
P
86
1
2
CN4002
1.VH+
2.VH+
3.VHGND
4.VHGND
CN4001
5.VH-
6.VH-
1.FANDRV
2.GNDU
7.NC
3.FANSTOP
8.AMUTE
4.LOFAN
5.TEMP
9.OLDET
6.V+5.6
10.DCDET
11.GNDC
7.AMUTE
12.C
8.OLDET
9.DCDET 13.GNDFR
10.V-15
14.FR
11.GNDFL
12.FL 15.GNDSR
13.GNDFR
16.SR
14.FR
17.GNDSBR
15.GNDC
16.C
18.SBR
17.GNDSL
19.NC(GND)
18.SL
19.GNDSR
20.SR
21.GNDSBL
22.SBL
23.GNDSBR
CMK-P3X
24.SBR
CN4002
AA
CN4402
CN4002
R4003
Q4001
2
3
CN4003
Z
CN4401
CN4003
VSX-55TXi
3
4
R
CN4054
4001
CN4003
17.VH+ (J12)
16.VH+
10.F.FAN+
15.VHGND
9.F.FAN-
14.VHGND
8.F.FANSTOP
13.VH-
7.FANSTOP
12.VH-
6.FANDRV
11.V+5V
10.TEMP
5.GNDU
9.AMUTE
4.LOFAN
8.OLDET
3.VH+
7.DCDET
2.VHGND
6.GNDFL
1.VH-
5.FL
4.GNDSL
3.SL
POWER AMP IN ASS'Y
2.GNDSBL
1.SBL
AWX7982 AWX
(ANP7490-A)
(ANP7490-A)
4001
4
SIDE A
SIDE B
P