Sharp CD-BA120 - Maintenance and Product Specifications; Cleaning and Care Instructions; Technical Specifications Summary

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CD-BA120/125
Figure 17 BLOCK DIAGRAM (3/3)
PT801
POWER TRANSFORMER
5V
~
REC/PLAY
VLOAD
+B4
RESET IC
SYS. STOP
RESET
IC704
Q707
+B2
SPEAKER
TERMINAL
(FRONT)
(REAR)
SO901
+B4
+B4
+B4
+B4
VDD
VDD
VDD
R-OUT
L-OUT
SP. DET.
UNSWITCH
+5V
A10V
+B4
+B3
+B2
+B1
~
IC904
IC902
Q903
SYSTEM
MUTE
Q601
Q602
CE DI CL DO
+B4
XL701
~
D911~D914
D907~D910
F902
1.6A/250V
F901
3A/250V
~
~
~
~
+Vcc
IC901
LA4282
POWER AMP.
BIAS
T1/T2
AVDD
KEY
SW701~SW703
SW709~SW721
SW723~SW725
TO CD
SECTION
AC POWER
SUPPLY CORD
AC 120V 60Hz
TF
IC701
IX0336AW
SYSTEM
MICROCOMPUTER
FL701
FL DISPLAY
~
~
11
10
5
2
7
1
3
3332
78
91
80
100
27
31
13
11
10
6 5
4 1
2
99
92
33
31
45
46
7
11 12139 10 15 16 17
20
21 22
24
71
79
5958
57 5554 53
52 51
49
48
47
44 43 42
44
39
38
37
36
35
34
3
2
1
Q901
Q902
30
40
5056
23
L
R
JK901
HEADPHONES
CD-BA125 ONLY
Q701
Q904
2118
17
14
2220
191615