Ic Block Diagrams - Sony ICF-C201 Service Manual

• IC Block Diagram
IC1 CXA1019M
28
IC2 LM8560N
28 27
OSC
CTR
STAND
BY DET
50/60Hz
BLANK
&
FLASH
OUTPUT
DECODER/
DRIVER
1 – 13
27 26 25 24 23
AM IF DET AGC
AF POWER AMP
FM
DISCRIMINATOR
1 2 3 4 5 6
26 25 24 23
50/60Hz 50/60Hz
D D
GATE 1/25 OR 1/30
2Hz
50/60Hz
1kHz
1/2
PF.
SEC
DET
CTR
GATE
T.DISP &
S.SAMPLE
SEC
TIME
ALARM
SLEEP
22 21 20 19 18 17
TUNING
METER
AM FE
FM IF
FM FE
7
8 9 10 11
12
22 21 20 19
50/60Hz 50/60Hz 50/60Hz
D D D
PWR
UP S.SAMPLE
INPUT
CONTROL
PWR
F.SAMPLE
UP
2Hz
SEC RSTYHLD
RESET
CONTROL
T.RST
AL.RST
SEC DISP
T.DISP
DISPLAY
CONTROL
AL.DISP
SL.DISP
ICF-C201/C205
16 15
13 14
18 16 15
17
50/60Hz
D
OUTPUT
CONTROL
CONTROL
TONE
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
11