Sharp CD-E700H

CD-E700H
– 16 –
Figure 16 BLOCK DIAGRAM (2/3)
SO301
FM ANTENNA
TERMINAL
AM LOOP
ANTENNA
CNP302
IC101
AN7345K
PLAYBACK AND
RECORD
/PLAYBACK AMP.
R
L
R
L
JK690
VIDEO AUX IN
FM
+B
+B4
CLK
+B4
AM IF
OSC BUFF
FM IF
OSC
FM
BI601
ATT
–20dB
Q106
Q103-
Q108
Q107
Q602
Q601
X351
456 kHz
10.7 MHz
450 kHz
REC/PLAY
CLK
CE
DI
DO DI CE
MO/ST
SWITCHING
+B4
FM/AM
IC302
LC72131
PLL
(TUNER)
OU
FM/AM
L354
L
R
BIAS
T1
/
MUTING
SYSTEM
MUTE
P.B.
REC
AC BIAS
L
L
R
R
R
L
TAPE
TUNER
CD
P.B.
CNP5
FROM CD SECTION
HEAD
ERASE
SWITCHING
SWITCHING
SWITCHING
BIAS
Q113
Q114
Q112
Q110
SWITCHING
Q109
OSC.
BIAS
Q111
L103
Q105
Q106
REC./P.B. HEAD
TAPE 2
P.B. HEAD
TAPE 1
R-CH
L-CH
AUDIO PROCESSOR
LC75341
IC601
+B4
R
L
REC.
R
L
L NF
R NF
ALC
R REC.
REF
L REC.
POP REDUCE
R NF
L NF
SWITCHING
L(T2)
R(T2)
R(T1)
L(T1)
R
L
FM/AM
MPXIN
LOW PASS
FILTER
STEREO
AM RF IN
AM OSC. IN
FM
Q360
VT
OSC.
X352
4.5 MHz
COVERAGE
AM BAND
AM TRACKING
T303 T306
Q302
MO/ST VCO
DET
FMFM+BGND AM IF
CF351
FM/AM IF MPX.
IC303
LA1832S
FM IF DET./
FM MPX./AM IF
AM MIX
CF352 T351
RF
FM
OSC
FM
L312
T301
CF303T302
IC301
TA7358AP
FM FRONT END
4
22
3
24
2
1
81817
3
9
10
18
11
16
3
15
10
9
7
23
14
12
13
1
2
20
19
7
18
10
63
47
8
1 7
13
21
4
5
2
24
23
6
9
16
14
12
15
1
513
8432
1
21
7
985
17
6
21
21
20
22
11
17
15
9
6
57
13
14
12
15
16
23
4
7
H/N
P.B.
REC
T1/T2
T1/T2
HIGH
NOR/
416
21
R-CH
L-CH
Q706
Q707
Q708
TAPE
MECHANISM
ASS'Y
JOG701
JOG
VOLUME
MOTOR
DRIVER
SOLENOID
DRIVER
+B3
+B3
ICT21
LC72723
RDS DECORDER
16
15
14
13
8
9
10
2
3
11
7
MPX IN
VDDA
X OUT
X IN
QT21
XT21
4.332 MHz
RST RDDA RDCL RD-ID/ READY
VSSD TEST
VDDD
IC701
IX0553AW
SYSTEM
MICROCOMPUTER
(2/2)
D
Q
4950
Q604
Q603