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CD-BA2000 (serv.man7). Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams - Sharp Audio Service Manual (repair manual). Page 13

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– 31 –
CD-BA2000H
Figure 31 SCHEMATIC DIAGRAM (8/10)
7
8
9
10
11
12
-Vcc
+Vcc
+ 
- 
Ch2
Ch2
Out
SP_Lch_GND  (LOW)
SP_Lch  (LOW)
SP_Rch_GND  (LOW)
SP_Rch  (LOW)
SP_Rch_GND  (HI) 
SP_Lch  (HI) 
SP_Lch_GND  (HI) 
SP_Rch  (HI) 
TF801 
133 
°
C 
3
1
2
5
4
1
2
3
4
5
M
5
5
4
4
2
1
3
3
2
1
8
9
10 11
12
13
14
15
FW801
HEADPHONES PWB-A3
1
2
3
4
5
5
WT601
1
POWER SUPPLY PWB-B
SIGNAL
1
2
1
2
When Servicing, pay attention as the
area enclosed by this line (             ) is
directly connected with AC main voltage.
+B
+B
+B
+B
+B
+B
+B
2
1
2
1
CNP803
CNS803
Q910
KTC3203 Y
R954
1K
R953
68K 
C937
47/50 
M901
FAN
MOTOR
C938
10/50
D909
1SS133
R952
15K
R955
4.7(1/2)
C976
0.022 
C972
0.022
C974
0.022 
R988
6.8
R986
6.8
C970
0.022
C980
0.001
C982
0.001
C968
0.022
R984
6.8
R982
6.8
C964
0.022
C962
0.022 
C966
0.022
L902
0.29
µ
F
L904
0.29
µ
F
L905
0.29MF
C981
0.001
C979
0.001
L903
0.29
µ
F
SO901
SPEAKER
TERMINAL
C983
0.022
C985
0.022
C987
0.022
C989
0.022
R990
68
R989
68
R991
68
R992
68
C977
0.022
C975
0.022
R987
6.8
R985
6.8 
C971
0.022
C973
0.022
R983
6.8
C969 0.022
C965 0.022
C963
0.022
C967
0.022
RL801
C831
0.0047/250V
D801
1SS133
CNP801
L801
LINE
FILTER
(270)
(270)
T801
POWER TRANSFORMER
CNP804
CNP802
C833
0.22
F801
T4AL  250V 
F800
T4AL    250V
C832
0.22
D802
TS6B04GM
C801
2200/50
C802
2200/50
R820
22K
R981
6.8
R951
2.2K
R950
2.2K
D908
1SS133
RL902
R947
270(1/2)
R946
270(1/2)
R949
2.2K
R948
2.2K
R944
270(1/2W)
R945
270(1/2W)
C927
220P
C929
15P
R931
1K
R977
1K
R929
820
C931
1/50
R940
56K
Q908
KTC3199 GR
D906
1SS133
R939
56K
D904
1SS133
Q907
KTC3199 GR
Q905
KTC3199 GR
R941
56K
C932
47/50
RL901
C934
0.1
(ML)
C933
0.1(ML)
C936
0.1
C935
0.1(ML)
R943
4.7
R942
4.7
D907
1SS133
Q909
KTC3199 GR
R979
1K
R980
10K
T802 
C817
0.22
D815
1N4004S
D814
1N4004S
D812
1N4004S
D813
1N4004S
C818
470/35
C834
100/63
F805
T2AL  250V 
F803
T5AL  250V
F802
T5AL  250V
C804
0.22
C803
0.22
R935
10K
C925
0.022
R937
1K
R933
0.1(1W)
D905
1SS133
906
199 GR
R938
1K
R925
100
C923
100/50
C921
10/50
C920
10/50
IC902
TK402-040(2Ch)
POWER AMP
D808
1N4004S
D809
1N4004S
C808
100/50
D818
1N4004S
3
810
4004S
R927
56K
JK670
HEADPHONES
R601
68
R602
68
L601
2.2
µ
H
C639
220P
C640
220P
AC POWER
SUPPLY CORD
230V,50Hz
(229)
POWER
TRANSFORMER
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