Sanyo MCD-ZX300 Service Manual page 10

IC BLOCK DIAGRAM & DESCRIPTION
IC902 TA2153FN (ANALOG SIGNAL PROCESSOR)
FEO 16
FEN 17
SEB 18
VRO 19
RFRP 20
BTC 21
RFCT 22
PKC 23
RFRPIN 24
RFGO 25
GVSW 26
AGCIN 27
RFO 28
GND 29
RFN2 30
IC902 TA2153FN (ANALOG SIGNAL PROCESSOR)
24
FM
RF
AM
RF
1
BOTTOM
PEAK
AGC Amp.
23 22 21 20
GND2 Vcc2 FM
OSC
FM
MIX
AM
MIX
AM
REG OSC Vcc1
2 3 4 5
36pF
3pF
SW2
SW3
15pF
15pF
40pF
19 18 17 16
DECODER
TRIG ST-SW VCO FF
TUN ST
GND1
LED LED
6 7 8 9
- 9 -
15 SBAD
14 TEO
10pF
13 TEN
12 2VRO
3 STATE
11 TEB
DET.
SW1
10 SEL
9 LDO
8 MDI
I-I 7 TNI
6 TPI
I-I
5 FPI
4 FNI
3 GMAD
2 RFGC
1 Vcc
15 14 13
PHASE
DET
COMP
FF FF
PILOT
DET
S-METER DET
AGC
FM-IF AM-IF
10 11 12