Sharp CD-SW200 Service Manual page 50

CD-SW200
FM
ANTENNA
BF301
B.P.F
SO302
FM ANTENNA
TERMINAL
AM LOOP
ANTENNA
1
2
CNP301
MOTOR
DRIVER
Q709~
+B3
Q712
MECHANISM
Q703~
+B3
Q708
SOLENOID
DRIVER
CNS601
1
2
CNP2
FROM CD SECTION
3
TAPE 1 L-CH
R-CH
P.B. HEAD
REC.
P.B.
TAPE 2
L-CH
REC./P.B.
R-CH
HEAD
AC BIAS
ERASE
HEAD
IC301
TA7358AP
FM FRONT END
FM IF
T302
6
1
9
4 5
3 7 8
FM RF L312 T301
FM
OSC
OSC BUFF
Q302
AM TRACKING
AM BAND
T303 T306
COVERAGE
IC302
LC72131
PLL(TUNER)
TAPE
SWITCHING
ASS'Y
JK690
GAME INPUT
L AUX
R
JK691
VIDEO OUT
VIDEO
BI601
1
3
4
L(T1)
1
13
24 P.B.
R(T1)
L
4
L(T2)
2
21
R
R(T2) 23
SWITCHING
Q101~
Q104
H/N
L REC.
6 7
POP REDUCE T1/T2
18
R
L REC. REC
9
16
R REC.
11
12
NOR/
10 ALC
15
HIGH T1/T2
19
SWITCHING
Q105
Q114
Q106
SWITCHING
+B4
Q112 Q113
SWITCHING
+B4
Q111
Q109
L103
SWITCHING
BIAS
OSC
Figure 4-2 BLOCK DIAGRAM (2/4)
CF303
450 kHz
T351
CF352
AM IF
1 2 4
24 23 21
7
IC303
LA1832S
FM IF DET./
FM MPX./
AM IF
X352
VT
4.5 MHz
20 1 22 15 16 11 3 4
OSC
+B4
21
7 9 10
FM
Q360
L 9
R 16
L
TAPE 10 IC601
15
R
LC75341
L
TUNER 11
AUDIO PROCESSOR
14
R
CD L
12
13
R
7 18
+B4
P.B.
IC101
AN7345K
PLAYBACK AND RECORD/
PLAYBACK AMP.
Q110
+B4
BIAS LED701
4 – 2
+B4
ZD351
5.1V
10.7 MHz
X351
CF351
456 kHz
13
5 9 8 17
14
L
15
R
18 16 12
5 6
17
+B4
+B4
23
1
DI
2
CE
24
CLK
-20dB
ATT
Q608 Q607
21 R
4
L
3
REC/PLAY
Q107
Q108 L R
24 23 24 23
MUTING
IC603
IXA043AW
SOUND
T1/T2
BIAS
JOG701
VOLUME
LED
DRIVER
5 56
IC701
Q702 43
IXA056AW
SYSTEM
MICROCOMPUTER
(2/2)