Samsung S1000 Service Manual page 44

LC72131 : HIC1
XIN
1
XOUT
22
FMIN
16
AMIN
15
CE
3
DI
4
CL
5
DO
6
VDD
17
Vss
21
LA1836 : MIC1
29 29
ALC
AM
OSC
DUFF
LEVEL
S-CURVE
DET
FM
FM
IF
DET
1 2
Samsung Electronics
1/2
2
C B
DATA SHIFT REGISTER
1/F
P0WER
ON
RESET
7 8
BO1 BO2
28 27 26 25
AM
AM
MIX RF AMF
AGC
AM AM
SMFT
IF DET
AM/FM
COMP
IF
BUFF
TUNING
DRIVE
AM
PM
REG GND
3 4 5 6
REFERENCE
DIVIDER
SWALLOW COUNTER
1/16, 1/17 4D1ts
12bita PROGRAMMABLE
DIVIDER
LATCH
9 10 11
BO3 BO4 IO1
24 23 22 21
DECODER
STEREO
DRIVE
FF
VCC
AM/FM
SW
VCC
7 8 9 10
PHASE DETECTOR
CHARGE PUMP
UNLOCK
DETECTOR
UNIVERSAL
COUNTER
13
IO2
20 19 18
STERO
SW
TRIG MUTE
FF FF
PILOT
DET
PHASE DET
11 12 13
Block Diagrams
18 PD
19 AIN
20 ADUT
12 IFIN
17 16
14 15
9-5