Primary And Ice Input 4Ch Assys - Pioneer SC-LX90 Service Manual

1

10.72 PRIMARY and ICE INPUT 4CH ASSYS

A
CN5601
STBY
NC
GICE2
GICE2
NC
B
CN5602
AKM1372-
GNDCH
L1
GNDA
GNDCH
L2
GNDA
GNDCH
L3
GNDA
C 10
GNDCH
11
L4
GNDA 12
D
E
NOTES
F
BC BD
170
1
2
ICE INPUT 4CH ASSY
BD
1
2
3
4
L1+
GICE2
R5651
INPUT2
STBY
L1-
1
L1+
2
L1-
3
4
L2+
5
L2-
6
7
R5603
470
L2+
L3+
8
L3-
9
R5652
L4+
STBY
L4-
L2-
R5604
470
GCH
L3+
R5653
STBY
L3-
R5607
470
L4+
R5654
STBY
L4-
R5608
470
2
3
V+12ICEL1
R5617
STBY
IC5611
R5601
OPA2134UA
470
(1/2)
8
+
3 R5611
1
100
-
4
2 1%
R5615
0
R5618
STBY
IC5611
OPA2134UA
(2/2)
8
+
5 R5614
R5602
7
470
100
-
4
6
1%
R5616
0
V+12ICEL2
V-12ICEL1
R5627
STBY
IC5621
OPA2134UA
(1/2)
8
+
3 R5621
1
100
-
4
2 1%
R5625
0
R5628
STBY
IC5621
OPA2134UA
(2/2)
8
+
5 R5624
7
100
-
4
6 1%
R5626
0
V+12ICEL3
V-12ICEL2
R5637
STBY
IC5631
R5605
OPA2134UA
470
(1/2)
8
+
3 R5631
1
100
-
4
2 1%
R5635
0
R5638
STBY
IC5631
OPA2134UA
(2/2)
8
+
5 R5634
R5606
7
470
100
-
4
6 1%
R5636
0
V+12ICEL4
V-12ICEL3
R5647
IC5641
STBY
OPA2134UA
(1/2)
8
+
3 R5641
1
100
-
4
2 1%
R5645
0
R5648
STBY
IC5641
OPA2134UA
(2/2)
8
+
5 R5644
7
100
-
4
6 1%
R5646
0
R5643 150
V-12ICEL4
SC-09TX
3
4
V+12ICEL1
CN5603
GNDCH
1
L1+
2
L1-
3
GL1
4
V+12ICEL1
5
GL1 GCH
V-12ICEL1
6
KM200NA6L
V-12ICEL1
V+12ICEL2
CN5604
GNDCH
1
L2+
2
L2-
3
GL2
4
V+12ICEL2
5
GL2 GCH
V-12ICEL2
6
KM200NA6L
V-12ICEL2
V+12ICEL3
CN5605
1
GNDCH
L3+
2
L3-
3
GL3
4
5
V+12ICEL3
GL3 GCH
6
V-12ICEL3
KM200NA6L
V-12ICEL3
V+12ICEL4
CN5606
GNDCH
1
L4+
2
L4-
3
4 GL4
V+12ICEL4
5
GL4 GCH
V-12ICEL4
6
KM200NA6L
V-12ICEL4
4