Pioneer SC-LX75, Service Manual

Page: 219 / 274

210
SC-57
1 2 3 4
A
B
C
D
E
F
1 2 3 4
11.11 BUFFER GND and IR INTERFACE ASSYS
P Q Q P
SIDE A SIDE A
AWX9795
AW
X
BUFFER GND A
SS
Y LF
KN6961
KN6962
A3
0C5/C7
[[ G ]]
1
(ANP7783-A)
CN4200
CN
38
90
R
CN4100
CN
388
0
R
CN4700
CN
38
70
R
CN4600
CN
38
60
R
CN4500
CN
38
50
R
CN4400
CN
38
40
R
CN4
3
00
CN
383
0
R
CN4
8
00
CN
38
20
R
CN4900
CN
38
10
R
CN6
8
0
3
CN
38
02
O
CN6
8
02
CN
38
01
O
CN6
8
01
KN6962
O
1.GNDCH
2.V-12SBL
3.V+12SBL
4.GNDSBL
5.SBL-
6.SBL+
7.V-12SBR
8.V+12SBR
9.GNDSBR
10.SBR-
11.SBR+
12.V-12SL
13.V+12SL
14.GNDSL
15.SL-
16.SL+
17.V-12SR
18.V+12SR
19.GNDSR
20.SR-
21.SR+
1.GNDFHL
2.FHL-
3.FHL+
4.V-12FHR
5.V+12FHR
6.GNDFHR
7.FHR-
8.FHR+
9.V-12C
10.V+12C
11.GNDC
12.C-
13.C+
14.V-12FL
15.V+12FL
1.SBL+
2.SBL-
3.GNDSBL
4.V+12SBL
5.V-12SBL
1.V-12SBR
2.V+12SBR
3.GNDSBR
4.SBR-
5.SBR+
5.SL+
4.SL-
3.GNDSL
2.V+12SL
1.V-12SL
1.V-12SR
2.V+12SR
3.GNDSR
4.SR-
5.SR+
5.V-12FHL
4.V+12FHL
3.GNDFHL
2.FHL-
1.FHL+
5.FHR+
4.FHR-
3.GNDFHR
2.V+12FHR
1.V-12FHR
1.V-12C
2.V+12C
3.GNDC
4.C-
5.C+
1.V-12FL
2.V+12FL
3.GNDFL
4.FL-
5.FL+
5.FR+
4.FR-
3.GNDFR
2.V+12FR
1.V-12FR
22.V-12FHL
23.V+12FHL
23.FR+
22.FR-
21.GNDFR
20.V+12FR
19.V-12FR
18.FL+
17.FL-
16.GNDFL
VI
C
38
28
C
38
29
C
383
0
C
383
1
C
383
2
C
3833
C
383
4
C
383
5
C
383
6
C
38
01
C
38
02
C
38
03
C
38
04
C
38
05
C
38
06
C
38
07
C
38
08
C
38
09
C
38
10
C
38
11
C
38
12
C
38
13
C
38
14
C
38
15
C
38
16
C
38
17
C
38
18
C
38
19
C
38
20
C
38
21
C
38
22
C
38
23
C
38
24
C
38
25
C
38
26
C
38
27
CN
38
40
CN
38
50
CN
38
60
CN
38
70
CN
388
0
CN
38
90
CN
38
01
CN
38
02
CN
38
10
CN
38
20
CN
383
0
A30C5/C7 [[ G ]]
LF
PC
1
5
15
1
5
1
5
1
5
15
20
10
15
15
20
10
15
15
15
1
5
1
5
(ANP7782-A)
P
Q
BUFFER GND ASSY
IR INTERFACE ASSY