Daewoo AXG-324, Service Manual

Page: 26 / 31

Schematic Diagram MODEL XG-325
12
3.2 3.2
#2 : STEREO(0V)
MONO(5V)
#3 : NORMAL(V=< 0.5V )
MUTE(1.4V=<V=<2.2V)
SEEK(V>=3.5V)
2.1 2.1 2.1
17 16 15 14 13 Pin No.
IC201
#1 : SD ON(0V)
OTHERWISE(5V)
Vtg(V)
GND
5
2.1
4
2.1
3
4.8 2.1
2 1
Vtg(V)
Pin No.
#5
#4
4.8
Name
4.8
#3 #1 #2
12 11 10 9 8 7 6
#9 #8
#7 : FM(3.6V), AM(1.0V)
#6 : FM(0V), AM(1.3V)
#7 #6
4.5
#5 : FM(4.1V), AM(3.0V)
#4 : FM(4V), AM(2.6V)
#3 : FM(3.7), AM(0)
#1 : FM(3.7), AM(0)
IC202
3.5 4.8
24 23 22 21 20 19 18
#8 : FM(0.6V), AM(2.3V)
#9 : FM(?V), AM(?V)
#5 : TUNING ON(VCC)
TUNING OFF(0V)
#7 : FM(2.4V), AM(0V)
VCC
19 18 17 16 15
N.C
14 12 Pin No.
Vtg(V) 13
#4 : FM(0), AM(12)
#5
#2 : TUNING ON(VCC)
TUNING OFF(0V) #2 : TUNING ON(VCC)
TUNING OFF(0V)
? #6
#6 : FM(0V), AM(2.4V)
#7
1.1 1.1
#8 : VT
#2 #1 VCC 0 0
8 7 6 5 4
0
3
N.C 2.5
1 2 Pin No.
Vtg(V)
#3 #4
11 10 9
Name
E(1)
Q001 Q003
12 0
N.C
Vtg(V)
2.5 GND
22 21 20
B(3)
C(2) 12
0
0
0
#8
MAIN GND
HR003 3 & 4 GANG
2 GANG
47 OHM
270 OHM
CE
FTZ
S-AM
OPTION TABLE( * MARK )
HR219 HR215 HR214 HR003
X X
X X
O O
HC217 HC216
O
O O
X X
HC215 HC214
O
HC203
MJ
MS2
MS3
MS2
MS3
MS3
CF002 CF001
HR220 JW204 JW205
1000pF
1000pF
470pF
0
REMARK Q104 IC205
12
5 12
0
BASIC : FM
GND
S-AM
FTZ
CE
S-AM
CE
FTZ
S-AM
FTZ
CE
J001 HR212 HR213 HR202 HR203
9736322201
9736321900
9736321900
1K 1K 10K
2.7K 2.7K 18K
33K 10K
18K 1K 1K
27K
O
47 O
X 270
47 X
O
X
X
O
O
X X
O
O
O
X X
O
O
R217
JW
L202
O
X
X
L201
O
X
X
R218
JW
10K 10K
10K 10K 2-Gang
JW208
9737613801:
3-Gang
4-Gang
9737613201:
9737613501:
TU001
O
X
O
TUNER