Samsung MM-18 Service Manual page 43

mm18(10) 3/23/98 4:17 PM
Block Diagrams
TA8207K : AIC601
LA1851N : IIC1
26
27
28
9-4
Page 9-4
IN1
NF1
RIPPLB
IN2
NF2
4 1 2 3
VCC
AM
FM-IF FM-DET
MIX
AM AM
FM LEVEL
RF OSC
DET
ALC
V-REG AM-IF AM-DET
27 30 7 16
3 12
6
+
CH1
5 -
45
30K
DIAS CIACUIT
4
THERMAL SHUT
DOWN PROTECTION
CIRCUIT
7
+
CH2
8 -
45
30K
9
GND
7 5 6 8 9 10
PILOT
DET
AGC
COMP P.D
MUTE
IF-BURR
25 19
1
B.S.1
2
OUT-1
10
OUT-2
11
B.S.2
11 13 22 21
LED
TRIG
DRIV
F.F
F.F
VCO
19KHz
38KHz
90°
DECOD-
ST-SW
ER
(6dB)
17 14 15 12
Samsung Electronics
F.F
19KHz
0°
GND
23