Ic Lead Identification And Internal Diagrams - Casio ZD-3 Service Manual

IC LEAD IDENTIFICATION AND INTERNAL DIAGRAMS

IC1: TA2111N
24
13
12
1
AM RF
FM RF
In
RF V
Out
CC
24 23 22
AM
MIX
FM
RF
1 2 3
FM RF In RF GND
AM Low
Cut
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FM OSC AM OSC AFC DET Out MPX In
21 20 19
AM
FM
OSC
OSC
BUFF
FM
MIX
AGC
AM IF
4 5 6
MIX Out
AGC V AM IF In
CC
40
LPF2 LPF1 L-Out
18 17 16
AF
AF
Divide
FM
Mute
AM FM Level
DET DET DET
TUN
FM IF
7 8 9
FM IF In GND TUN LED
R-Out
15
14 13
Decode
VCO
ST/MO
FM/AM
ST
LED LED
10 12
11
ST LED QUAD