Sharp CD-XP500 Service Manual page 20

CD-XP500/CD-XP5500
AM LOOP
ANTENNA
FM
ANTENNA
BF301
B.P.F
CNP301
MOTOR
DRIVER
+B3 Q706
MECHANISM
Q707
+B3
Q708
SOLENOID
DRIVER
CNP7
FROM CD SECTION
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
6
1
9
3 4 5 8
7
FM RF L312 T301
FM
OSC
OSC BUFF
Q302
AM TRACKING
AM BAND
T303 T306
COVERAGE
IC302
LC72131
PLL(TUNER)
FM+B
TAPE
JK690
ASS'Y
VIDEO/AUX
L AUX
R
BI601
1
2
3
L(T1)
1
P.B
R(T1) 24
L(T2)
2
R(T2)
23
SWITCHING
Q101~
Q104
H/N
POP REDUCE 6
T1/T2
L REC REC
9
R REC 16
11
12
NOR/
15 HIGH T1/T2
19
SWITCHING
Q105
Q114
Q106
SWITCHING
+B5
Q112 Q113
SWITCHING
Q111
L103
SWITCHING
BIAS
OSC
Figure 20 BLOCK DIAGRAM (2/3)
+B6
FM IF
T302 CF303
T351
AM IF
1 2
24 23 21
X352
VT
4.5 MHZ
1
20 22 15 16
OSC
+B5
7
FM
Q360
SWITCHING
L
R
L
TAPE
R
L
TUNER
R
L
CD
R
+B5
13
L
4 PB
21
R
L REC
7
18 R
IC101
AN7345K
PLAYBACK AND RECORD
10 ALC
/PLAYBACK AMP.
+B5
Q110
Q109
+B5
BIAS
– 20 –
+B6
ZD351
5.1V
+B6
10.7 MHz
X351
450 kHz
CF351
456 kHz
CF352
4 5 9 8 17 13
14
L
15
R
7 18 16 12
IC303
LA1832S
FM IF DET.
FM MPX./
AM IF MPX.
3 4 5 6
11
17
9 21
10
+B5
+B5
23
1
9 DI
2
CE
16
CLK 24
10 IC601
–20dB
15
ATT
LC75341
11
AUDIO PROCESSOR
14
R
21
12
4 L
13
7 8 17 18 3
Q107
Q108
MUTING
Q701
LED706
LED
DRIVER
LED
DRIVER
68
Q710 63
LED703,
LED704
MICROCOMPUTER
Q703 66
LED708
LED
DRIVER
+B5
Q601 Q603
Q602 Q604
REC/PLAY
T1/T2
BIAS
JOG701
JOG
VOLUME
49 50
IC701
IX0524AW
SYSTEM
(2/2)