Sharp CD-BP1200W Service Manual page 16

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CD-BP1200W/1250W
FM ANTENNA
TERMINAL
SO302
3
1
BF301
AM LOOP
ANTENNA
CNP302
1
1
T303
2
2
FROM CD
SECTION
CNP11
PLAYBACK
HEAD
L-CH
R-CH
TAPE 1
SWITCHING
REC
REC
PLAYBACK
P.B.
Q104~
HEAD
L-CH
Q107
TAPE 2
R-CH
AC BIAS
BIAS
ERASE
OSC
HEAD
6
IC301
1
TA7358AP
FM FRONT END
9
4
3
5
8
7
FM
T301
L312
RF
Q302
AM
AM BAND
T306
TRACKING
COVERAGE
CNS602
R
1
2
L
3
4
IC101
AN7345K
5
PLAYBACK AND RECORD/
PLAYBACK AMP.
1
13
L(T1)
24
R(T1)
P.B
4
2
L(T2)
21
R(T2)
23
5
L NF
3
22
20
R NF
POP
H/N
6
T1/T2
7
REDUCE
18
L REC
9
REC
16
R REC
8
17
14
REF
12
10
NOR/
HIGH
T1/T2
15
19
SWITCHING
SWITCHING
Q108
Q103
Q109
Q101
Q102
SWITCHING
SWITCHING
Q114
Q112
L104
L103
Figure 16 BLOCK DIAGRAM (2/3)
1
3
T302
CF303
1
2
AM MIX
LA1832S
FM IFDET/
FM MPX. /AM IF
23
21
FM OSC
X352
VT
4.5MHZ
20
1
22
16
IC302
LC72131
PLL(TUNER)
7
SWITCHING
FM +B
FM
Q360
+B2
TAPE
TUNER
CD
+B2
L
PB
R
L
REC
R
L NF
R NF
ALC
BIAS
Q113
– 16 –
10.7mHz
CF351
450kHz
X351
456kHz
3
1
4
5
9 8
1 7
13
AM IF
FM+B
FM
MO/ST
VCO
GND
DET
IC303
FM/AM
MPX IN
FM/AM
OUT
24
18
16
12
7
15
11
4
3
5
6
17
VDD
FM/AM
MO/ST
9 10
21
+B2
23
10
L
IC601
15
R
LC75341
11
AUDIO PROCESSOR
L
14
R
12
L
13
R
7
17
18
8
3
MUTING
Q110
Q111
+B2
14
L
R
15
1
DI
2
CE
SYSTEM
24
CLK
MUTE
21
Q601
R
Q602
4
L
REC/PLAY
BAIS

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