Sharp CD-C410W Service Manual page 14

CD-C410W/C415W/C420W,CP-C410/C415/SR410
FM/AM
ANTENNA
TERMINAL
FE301
S0008AW
8
FM FM FRONT END
AM
2 6
AM
TRACKING
T302
AM AMT.
FROM CD SECTION
TAPE 1
PB HEAD
L-CH
SWITCHING
R-CH
TAPE 2
REC/PB
REC
HEAD
P.B
L-CH
R-CH
AC BIAS
ERASE
HEAD
CD-C410W
BLOCKMAIN
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1
5
3 4
VCC
AM BAND
COVERAGE
415W
ONLY
+B4 Q201
SRS 12V
PLAYBACK&RECORD/
PLAYBACK AMP.
IC101
AN7345K
L (T1) +B4
1 13
P. B.
R (T1) 24
L
4 L
L (T2)
Q103 2
R 21 R
R (T2) 23
Q106
L NF 3 5
R NF 4
20
H/N L
POP REDUCE 6 T1/T2 REC
7
REC
18
L REC 9 R
16
R REC 8
L NF
17 R NF
ALC
REF
14 10
T1/T2
12
19
SWITCHING
SWITCHING
Q107
Q111
Q108
Q109 Q110
SWITCHING
BIAS SWITCHING
OCS
Q128
Q124
L104
Figure 14 BLOCK DIAGRAM (2/3)
Q301 CF302
FM IF IN
1
VR351
FM MUTE LEVEL
24
FM OSC
VT
SWITCHING
Q360
+B4
MODE
Q206
27 26
IC201
SRS5250S
SRS
1
VCC
Q121 REC
Q122
MUTING
P. B
T1/T2
BIAS
BIAS
Q126
– 14 –
+B4
+B6
AM IF
T351
2 3 4 5 8 9
17
MIX REG FM
OUT DET IC303
LA1832
FM/AM IF
AFC
6
23 22 21 10 7 12
VOLTAGE
REGURATER
+B4
X352
4.5MHz
12 1 22 15 16 11 3 4 5 6
20
OSC
IC302
LC72131
PLL CONTROLLER
7 10 8 9 21
FM
Q361
MONO/
13
L-CH
14
R-CH
15
MUTIN
+B6
13
17
ST FM
JO
TAPE
TUN
CD