Ic Block Diagrams - Sony ICF-C212 Service Manual

IC Block Diagrams

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IC1 CXA1019S
30 29 28 27 26 25
AF POWER AMP
1 4 5 6
2 3
IC2 LM8560N
28 27 26 25 24
50/60Hz
OSC
D
CTR
GATE 1/25 OR 1/30
STAND
50/60Hz
BY DET
1kHz
50/60Hz
1/2
BLANK
PF.
SEC
&
DET
CTR
FLASH
GATE
T.DISP &
S.SAMPLE
SEC
TIME
OUTPUT
DECODER/
DRIVER
ALARM
SLEEP
1 – 13
24 23 22 21 20 19
AM IF DET AGC
TUNING
METER
AM FE
FM IF
FM
DISCRIMINATOR
FM FE
8 9
7 10 11 12
23 22 21 20 19
50/60Hz 50/60Hz 50/60Hz
D D D
2Hz
PWR
UP
INPUT
CONTROL
PWR
UP
SEC RSTYHLD
RESET
CONTROL
T.RST
AL.RST
SEC DISP
T.DISP
DISPLAY
CONTROL
AL.DISP
SL.DISP
18
17 16
15
14
13
18 16 15
17
50/60Hz 50/60Hz
D D
OUTPUT
CONTROL
CONTROL
S.SAMPLE
F.SAMPLE TONE
2Hz
PWR UP
SLEEP
CTR
ALARM & ALARM &
S.SAMPLE F.SAMPLE
ALARM ALARM
MIN CTR HR CTR
COMPARATOR
TIME TIME
MIN CTR HR CTR
TIME & TIME &
S.SAMPLE F.SAMPLE
14
ICF-C212
11