Sharp CD-BA160H Service Manual page 23

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+B1
01
02
TEM
E
EANA2
7
SPEANA1
1
SPEANA0
+B1
EC/PLAY
+B2
T1/T2
BAIS
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FL DISPLAY
1 2 3
~
13 14
6
Q601~
Q603
59
56 55 54 53 52 51 50 49
63
78
79
VLOAD
80
85
SYSTEM MICROCOMPUTER
90
92
93
100
1
4 5 6
7
+B3
SP. DET.
Q901
RESET
Q902
Q903
Q904
IC901
L-OUT
L-CH
7
1
STK40204
POWER AMP.
R-CH
15
10
R-OUT
-Vcc
13
+Vcc
9
8
D801
IC841
KIA7810AP
VOLTAGE
REGULATOR
D802-D805
2
A10V
3
IC841
1
2
+5V
3
1
IC851
IC851
KIA7805P
VOLTAGE REGULATOR
Q801
VOLTAGE REGULATOR
+5V
+B2
IC852
AN78L05
CONSTANT VOLTAGE
REGULATOR
+B3
3
IC852
UNSWITCH
2
5V
Figure 23 BLOCK DIAGRAM (3/3)
FL701
~
~
28 29
~
16
23
44
47 48 49
MOTOR
Q608
DRIVER
+B3
47 46 45 44 43 42 41 40
SYS. STOP
IC701
IX0329AW
~
9
10
11 12 13 15 16 17
~
20 21 22 23 24
XL701
+B3
4.19MHz
RESET IC
Q609
3
IC704
1
IC704
2
KIA7042AP
RESET
F801
T4A L 250V
F802
T4A L 250V
F803
T2A L 250V
T.F.
PT801
MAIN POWER TRANSFORMER
VOLTAGE REGULATOR
Q873
PT871
SUB POWER TRANSFORMER
D872-875
1
– 23 –
CD-BA160H/1700H
LED722
+B
Q604
TAPE
M
Q607
MOTOR
Q606
TO TAPE
MECHANISM
Q605
REMOTE SENSOR
39
1
RX701
3
38
2
37
36
35
AVref
+B3
34
AVDD
33
KEY SWITCH
SW601-SW623
31
SW625~SW628
30
+B2
29
28
JK951
HEADPHONES
TO CD
SECTION
+B2
MOTOR
DRIVER
M901
M
Q971
+B3
FAN MOTOR
Q951
L-CH
SO901
FRONT
R-CH
RL951
SPEAKER
L-CH
RELAY
(FOR
GND
CD-BA160H)
R-CH
GND
L-CH
SURROUND
R-CH
SPEAKER
L-CH
(CD-BA1700H
GND
ONLY)
R-CH
GND
SPEAKER
TERMINALS
SO901
(CD-BA160H)
FOR 2 SPEAKERS
SO902
RL871
(CD-BA1700H)
RELAY
FOR 4 SPEAKERS
L801
LINE
FILTER
SO801
AC INPUT
SOCKET
AC 230V
50Hz
+B
SO902
(FOR
CD-BA1700H)
AC POWER
SUPPLY
CORD

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