Sharp CD-K7000W Service Manual page 18

CD-K7000W/C7000W,CP-C7000
FM
ANTENNA
BF301
1 3
B.P.F
AM LOOP
ANTENNA
FM RF L312
1
2
CNP301
AM
TRACKING
T303
MOTOR
DRIVER
MM1
TAPE
Q708 +B3
M
MOTOR
Q704
SOLM1,SOLM2
+B3
SOLENOID Q705
SWM2
IC701
T2 PLAY 54PIN
SWM1 IC701
T1 PLAY
53PIN
SWM4 IC701
R. PLAY 56PIN
IC701
SWM3
55PIN
F. PLAY
3
FROM CD SECTION
2
CNP5
1
CNS99
1
FROM MIC SECTION
2
CNSK1
3
CNP601
1
2
FROM CD SECTION
CNP11 3
CNS11
TAPE 1
L-CH
PB HEAD R-CH
REC
SWITCHING
P.B
Q103-
Q106
TAPE 2
L-CH
REC PB HEAD R-CH
POP REDUCE
AC BIAS
Q107
Q108
SWITCHING
Q128
L104
ERASE BIAS
HEAD OSC
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FM IF
6
T302
IC301
1
TA7358AP
FM FRONT END
9
2 3 4 5 8
7
T301
FM OSC
OSC BUFF
FM OSC
Q302
AM BAND
T306
COVERAGE
VT
IC99
TOTX1784
OPTICAL FIBER
+B4
DATA LINK
FM +B
Q360
SWITCHING
L
JK601
VIDEO IN R
TUNER
IC101
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
L(T1)
1 VCC 13 +B4
24
R(T1)
P.B
L
4
P.B
L(T2) 2
21
R
23
R(T2)
L NF 3 5
4 20
R NF
H/N
6 T1/T2
L
7
REC
18 R
L REC
9
REC
16
R REC
8
L NF
R NF
17
14
REF
12
10 ALC
NOR/
HIGH T1/T2
15
19
SWITCHING
Q111
Q110
Q109
SWITCHING
BIAS
Q124
Q126
L103
SWITCHING
Figure 18 BLOCK DIAGRAM (2/4)
+5V
CF303
CF352
T351
AM IF
1 2 4 5 9
AM MIX AM IF GND VCC
IC303
LA1832S
FM IF DET./FM MPX./AM IF
FM/AM
OUT
7 18
24 23 21
X352
4.5MHZ
1 15 11
20 22 16 3 4 5
OSC
IC302
LC72131
PLL(TUNER)
FM/AM MO/ST
7 9 10
21
FM
+B4
L R
7 17 23
L 9
AUX
R 16
L 10
TAPE
IC601
15
R 21
LC75341
4
AUDIO PROCESSOR
L 11
14
R
L 12
CD
13
R
L R
17 18
7 8 3
Q121
Q122
MUTING
– 18 –
+B4
CF351
X351
456kHz
8 17 13 +B4
FM
VCO MO/ST
DET
L
14
15
R
MPXIN FM/AM
16 12
+B4
6
17
VDD
-20dB
ATT
R
Q605
Q603
L Q604 Q606
2
Q862
1 6
Q863
4 7
–B2 8
+B4
REC
+B4
8
1
IC561
IC562
IC563
7
4
-B2
OPE
AMP.
KIA4558P
T1/T2
BIAS
Q71
Q71
16
5
11
12
13
14
5
8
10
11
13
16