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Ic Block Diagrams - Sony ICF-C112 Service Manual

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ICF-C112

5-4. IC BLOCK DIAGRAMS

IC1 CXA1019S
30
29 28 27 26
25
24
23
22
AM IF DET AGC
AF POWER AMP
AM FE
FM
DISCRIMINATOR
FM FE
1
2
3
4
5
6
7
8
9
IC101 LM8560N
28
27
26
25
OSC
CTR
STAND
GATE
BY DET
50/60Hz
1/25 or 1/30
2Hz
1/2
1Hz
BLANK &
SEC
ALARM
FLASH
CTR
MIN CTR
PF.
COMPARATOR
DET
GATE
TIME
MIN CTR
1
2
3
4
5
21
20
19
18 17 16
TUNING
METER
FM IF
10
11
12
13
14
15
24
23
22
21
20
19
18
17 16 15
D
D
D
D
D
D
INPUT
CONTROL
DISPLAY
CONTROL
RESET
CONTROL
PWR UP
OUTPUT
CONTROL
F.SAMPLE
ALARM
CONTROL
HR CTR
SLEEP CTR
TIME
HR CTR
OUTPUT DECODER/DRIVER
6
7
8
9
10
11
12
13
14
14
14

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