Sharp CD-E700 Service Manual page 16

CD-E700/CD-E77
AM
FM
BF301
B.P.F
MOTOR
DRIVER
+B3
Q706
Q707
+B3
Q708
SOLENOID
DRIVER
FROM CD SECTION
CNP5
TAPE 1 L-CH
R-CH
PB HEAD
REC
SWITCHING
P.B.
Q103-
TAPE 2 L-CH
Q106
R-CH
REC PB HEAD
AC BIAS
ERASE
HEAD
IC301
TA7358AP
FM FRONT END
6
1
9
2 3 4 5 7 8
FM L312
T301
RF
FM
OSC
OSC BUFF
Q302
AM TRACKING
AM BAND
T303 T306
COVERAGE
IC302
LC72131
PLL(TUNER)
FM
TAPE
MECHANISM
ASS'Y
BI601
1
2
3
L(T1)
1
13
R(T1)
P.B
24
4
L(T2)
2
21
R(T2)
23
L NF
3 5
R NF
20
22
H/N
6 7
POP REDUCE T1/T2
18
L REC
REC
9
R REC 16
8
1 7
REF 14
NOR/
12 10
T1/T2
HIGH
15 19
SWITCHING
SWITCHING
Q105
Q114
Q106
SWITCHING
Q112 Q113
SWITCHING
BIAS Q111
Q109
L103
OSC
Figure 16 BLOCK DIAGRAM (2/3)
FM MPX./AM IF
FM IF
T302 CF303
T351
AM IF
1 2
AM MIX
FM/AM IF MPX.
21
23
X352
VT
4.5 MHZ
20 1 22 15
OSC
+B4
7
+B
FM
Q360
SWITCHING
JK690
VIDEO IN
L
AUX
R
TAPE
TUNER
CD
+B4
L PB
R
L REC
R
L NF
R NF
IC101
AN7345K
ALC
PLAYBACK AND RECORD
/PLAYBACK AMP.
BIAS
Q110
– 16 –
IC303
LA1832S
FM IF DET./
10.7 MHz
CF351
X351
450 kHz
456 kHz
CF352
4 5 9 8
17 13
AM IF GND FM+B FM VCO MO/ST
DET
14
L
R 1 5
FM/AM
OUT MPXIN FM/AM
16 12
7 18
16 11 3 4 5 6
17
FM/AM MO/ST
9 10
21
+B4
23
DI
9
L
CE
R 16
10 IC601 CLK
L
15
R
LC75341
11
L
AUDIO PROCESSOR
14
R
12
L
13
R
7 8 17 18 3
Q107
Q108
MUTING
+B4
1
2
24
–20dB
ATT
21 R
Q601
Q602
4 L
REC/PLAY
T1/T2
BIAS