Sony ZS-M50 Service Manual page 50

IC Block Diagrams – Tuner Section –
r
IC1 TA2008AN
24 23 22 21
AM
AM
FM
RF
OSC OSC
FM AM
MIX MIX
FM
RF
1 2 3 4
IC2 LC72137M-TLM
19
20 18
REFERENCE
DIVIDER
OCB
I/F
1 2 3 4 5 6
20 19 18
17 16
IF AF
BUFF BUFF
BUFF
BUFF
1/8DIV
AM
DET
AGC
AM
FM
LEVEL
IF
IF
DET
DET
5 6 7 8
16 15 14 13
17
FILTER
POWER
ON
RESET
PHASE DETECTOR
CHARGE PUMP
UNLOCK
DETECTOR
SWALLOW COUNTER
1/16. 1/17 4 BITS
12 BIT PROGRAMBLE
DIVIDER
DATA SHIFT REGISTER
LATCH
7 8 9
15 14
13
FM MPX
AM/FM
ST/MONO
SW
FM ST
MUTE
DET
9 10 11
12
12 11
1/2
UNIVERSAL
CONTROLER
10
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