Sharp CD-E800W Service Manual page 16

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CD-E800W
FM
ANTENNA
BF301
B.P.F.
SO302
FM ANTENNA
TERMINAL
AM LOOP
ANTENNA
CNP301
1
1
T303
2
2
ICK1
M65856SP
MIC AMP.
JK1
40
MIC
LATCH
42
DATA
9
41
CLOCK
35
ROUT
VRK1
LOUT
36
MIC VOLUME
12
RIN
32
13
31
LIN
VCC
QK1
23
22
FROM CD SECTION
CNP5
L-CH
TAPE 1
R-CH
P.B. HEAD
REC.
SWITCHING
P.B.
Q103-
L-CH
TAPE 2
Q106
R-CH
REC./P.B. HEAD
AC BIAS
BIAS Q111
ERASE
OSC
HEAD
IC301
6
TA7358AP
1
FM FRONT END
9
2
3
4
5
7
8
FM
L312
T301
RF
FM
OSC.
OSC. BUFF
Q302
AM TRACKING
AM BAND
T306
COVERAGE
ICK2
KIA4558P
+B
OPE AMP.
FM
6
7
5
2
1
3
+B5
BI601
1
2
IC101
3
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
L(T1)
1
13
R(T1)
24
P.B
4
2
L(T2)
21
R(T2)
23
3
5
L NF
R NF
22
20
H/N
POP REDUCE
6
T1/T2
7
18
L REC.
9
REC
16
L NF
R REC.
8
17
R NF
REF
14
NOR/
ALC
12
10
HIGH
T1/T2
15
19
SWITCHING
SWITCHING
Q105
Q114
Q106
SWITCHING
Q112
Q113
SWITCHING
Q109
L103
Figure 16 BLOCK DIAGRAM (2/3)
FM IF
CF303
T302
T351
AM IF
1
2
AM MIX
IC303
LA1832S
FM IF DET./FM MPX./AM IF
FM/AM IF MPX.
23
21
X352
VT
4.5 MHz
20
1
22
15
16
OSC
IC302
LC72131
PLL(TUNER)
FM/AM
+B4
7
FM
Q360
SWITCHING
JK690
VIDEO/AUX IN
L
R
TAPE
TUNER
CD
+B4
L
P.B.
R
L
REC.
R
MOTOR
DRIVER
+B3
+B3
SOLENOID
DRIVER
BIAS
Q110
– 16 –
10.7 MHz
X351
CF351
450 kHz
456 kHz
CF352
4
5
9
8
17
13
GND
FM
MO/ST
AM IF
DET
FM+B
VCO
L
14
R
15
FM/AM
OUT
MPXIN
FM/AM
7
18
16
12
3
4
11
5
6
17
MO/ST
9
10
21
+B4
8 17
23
DI
9
L
R
CE
16
CLK
L
10
IC601
R
15
LC75341
L
11
AUDIO PROCESSOR
R
14
L
12
R
13
3
7
18
Q107
Q108
MUTING
+B3
Q711
Q712
Q706
TAPE
MECHANISM
ASS'Y
Q707
Q708
+B4
SYSTEM
1
MUTE
2
Q603
Q604
24
–20dB
ATT
R
21
Q601
Q602
L
4
REC/PLAY
T1/T2
BIAS

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