Sharp MD-E9000H Service Manual page 40

MD-E9000H
SO301
FM ANTENNA
TERMINAL
FE301
8
FM FRONT END
2 6 7
AM LOOP
ANTENNA
L341
BALUN
AM TRACKING
T303
16 15 14 13
2 4 7 3 11 10
CNP451
FM IF
AMP.
FM IF
1 Q301
CF301
5
VCC
3 4
FM IF DET./
AM BAND
COVERAGE
T306
VT
9
+B4
+B
FM
Q360
8
CONSTANT
VOLTAGE
JK441
AUX INPUT
L
L 9
R
16
R
L 10
LC75341
15
R
AUDIO PROCESSOR
11
TUNER L
14
R
CD/MD L 12
R 13
7 8
+B7
+B3
1 7 6 18 15 17 21 19
FROM MD SECTION
Figure 40 BLOCK DIAGRAM (3/4)
FM IF
+B4
CF302
T351 CF352
AM IF
1 2
IC303
AM IF
AM MIX
LA1832S
FM MPX./
FM/AM IF MPX.
FM IF
23 22 21 24 7
+B4
X352
4.5 MHz
20 1 22 15 16 11
OSC
IC302
LC72131 PLL(TUNER)
FM/AM MO/ST
7 9 10
FM
1
DI
2
CE
IC401
24
CLK
R
21
L
4
23 +B4
VDD
17 18 3
23 22 24 2 5 8 4 10
– 40 –
CF351
X351
+B4
456 kHz
4 5 9 8 13
17
FM+B
FM VCO
GND
DET L 14
R
FM/AM
15
OUT MPXIN
FM/AM
18 16 12
L354
LOW PASS
FILTER
QT21
AMP.
3 4 5 6
17
21
+B4
Q901
Q902
MUTING
LED
Q702
DRIVER
+B6