Sharp CD-DD4500 Service Manual page 34

CD-DD4500
A
B
+B
CNP901
CNS604
S.W.
1
19
A_GND
2 18
C
FR-CH
3
17
GND
4 16
FL-CH
5
15
A_+10V
6 14
+5V
7 13
M_GND
8 12
A_–13V
9 11
FAN_CTL
10 10
F_RLY
11 9
SW_RLY
12 8
H/P
13 7
M_12V
14 6
SMUTE
D
15
5
20ATT
16 4
SP_DET
17 3
2/6_SEL
18
2
SW_MUTE
19 1
FROM
MAIN PWB
P27 12-D
E
CNP902
20ATT
1
FAN_CTL
2
SP_DET
3
SMUTE
CNS406
4
M_12V
FROM
5
AMP. B PWB FAN_SIG
P31 9-H 6
FAN_SIG
F
AMP. A PWB-D2
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 49.
1
+B
C903
IC904
0.022
KIA4558P
+B
R905
OPE AMP.
4.7K
8
R901 2
C905
18K
0.082
–
+
(ML)
C901
3
0.15
C904
C902
0.082(ML)
0.15
5
R902
R906 +
18K –
4.7K
6
4
C906
0.022
-B
+B
-B
+B
2
Q915
KRC107 M
1
C965
3
3.3/25 2
C963
1
C964
1/50
1/50
R998
22K
R997 3
22K
3 3
C1015
1
1 3.3/25
Q914
2 2
Q913
KRA107 M
KRA107 M
+B
2
Figure 34 SCHEMATIC DIAGRAM (11/14)
C968 IC906
0.022
TC4053BP
(ML)
C969
9
47/25
3
R913
5
1K
1
10
IC904
1
KIA4558P
2
11
13
7
R916
C914
12
1K
2.2/50
+B
IC905
TC4053BP
6 8
C912
9
0.015(ML)
3
5
10
1
2
11
13
C911
12
0.015(ML)
16 7
R1002
1.2K
MULTIPLULEXER
-B
+B
3 4
– 34 –
6 8
4
C927
47/50
15
R1047
56K
R949
C1010
2.2/50
14
16 7 C928
47/50
+B
R1055
10K
R1011
8
4
2.2K
2
–
1
+
R1012
3
1K
15
5
+
7
– +B
14
C930
6
47/50
4
Q906
2SC2878 B
C1012
R922
2.2/50
8.2K
R934
2.2K
R1049
R921
56K
8.2K
C1013
R935
2.2/50
2.2K
IC905,IC906
TC4053BP +B
TRIPLE 2CH
FM SIGNAL
5
ST
POW
C933
15P
S
(40W
R937
R947
820
56K
2
–
1
C1001
C932
1K 2.2/50
15P
3
R946
56K
R938
820
14
–
R948
R1046
56K 1K
15
C999
2.2/50 5 13
C980
10/50
C9
10
+B
IC
STK
C934
POW
15P
M
(30W
R950
R940
56K
820
2
–
C998
R1048
2.2/50
56K
1
R952 C931
1K
15P 3
C1008 R943
470P 56K
14
–
C929 R945
47/50 820
15
R951
C997
1K
2.2/50 5 13
C982
10/50
C9
10
6