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GX-CD1200W
FM SIGNAL
CF1
FM BAND PASS
A
FILTER
1 2 3
ROD ANTENNA(253)
SW1-A
BAND
SELECTOR
MW
SW1
SW2
D1
DS1SS133
B
SW1-B
BAND
SELECTOR
FM
MW
SW1
SW2
VC4
SW1-C
BAND
C
SELECTOR
FM
MW
SW1
SW2
R352
CNS804
47K
R-CH
6
6
GND(A)
5
5
L-CH
4
4
CNP804
A-GND
3
3
D
TO CD
D-GND
2
2
SERVO
+8V(SERVO)
PWB
1
1
P13 11-G
J151
0V(0V)
MIC JACK
3
Q154
KRA102M
MIC AMP.
E
R151
MIC151
2.2K
BUILT-IN
MICROPHONE
TAPE2
PLAYBACK HEAD
SW504-A
TAPE2 DIRECTION
A
F
SIDE-A
L-CH
B
SIDE-B
1
1
2
2
3
3
A
SIDE-A
R-CH
B
SIDE-B
SW504-B
TAPE2 DIRECTION
1
1
L-CH
2
2
3
3
R-CH
G
4
4
ERASE HEAD
TAPE1
RECORD/PLAYBACK HEAD
C
C307
150P
MAIN PWB-A1/VOLUME PWB-A3/FINE TUNING PWB-A4
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
MW/SW1 SIGNAL
IC1
TA7358AP
FM FRONT END
6.4V
RF AMP
0.9V
1
2
3
4
9
6
8
1.6V
FM
C5
C10
0.001
15P(CH)
C2
R2
5P(CH)
FM
33
TRACKING
TC2
C4
L1
VC2
24P
L2
FM
(CH)
OSC.
L9
R1
10
FM IF
C8
C9
0.022
0.022
C7
C6
0.0047
0.0047
L3 MW
SW1-D
FM
BAND
MW
SELECTOR
TC4
SW1
SW2
SW1-E
BAND
SELECTOR
TC6
C14
5P(CH)
L4 SW1
L3,4 MW/SW1
TC9
BAR ANTENNA
TC8
FINE
TNNING
L5 SW2
ANTENNA
C15
0.022
R354
R353
27K
27K
R351
47K
( ):CD FUNCTION
0V(9V)
1
R165
10K
2
0V(9V)
6V
0V
1
7
IC151
C157
TA2011S
1.9V
1/50
MIC AMP.
0V
3
5
R153
( ):HIGH
2
4
6
2.2K
1.3V
0V
C156
0.9V
100/10
R152
0V(0V)
C154
4.7K
47/10
C155
10/16
R161
R154
C152
1M
10/16
560
R173
10K
L103
C137
(0.7V)
22mH
0.0015(ML)
Q156
KTC3199 GR
LINE AMP.
R135 10K
C131
120P
C101
470P
C105
330P
C107
330P
24
23
CH2/A
CH2/B
SW101-A~D
RECORD/
CH1/A
CH1/B
PLAYBACK
1
2
R
P
R
P
SW101-D
SW101-C
C106
330P
SW101-B
SW101-A
C112
R
P R
P
0.015
(ML)
C102
C134
470P
150P
C132 120P
R136 10K
Q301
KTC3203 Y
L104
BIAS OSC.
C138
22mH
0.0015(ML)
( ):RECORD
(3V)
R306
R305
47
27K
(0.7V)
B
A
L301
C303
(0.1V)
BIAS OSC.
0.0056
C306
C302
(ML)
390P
C304
0.0022
R304
0.022
(ML)
10
2
Figure 10 SCHEMATIC DIAGRAM (1/4)
PLAYBACK SIGNAL
R4
R7
7
330K
820K
C13
C23
0.022
C22
C12
220/10
0.022
3P(CH)
FM
5
0V
C18
DETECTION
C17
10/16
0.022
R5
TC1
100
L10
24
23
22
21
IC2
LA1805
FM/AM IF MPX.
R3
47
1
2
3
L11
1
3
C24
0.022
2
AM IF
CF2
C25
FM IF
0.022
L6 MW OSC.
TC3
C19
330P
C21
5P
FM
(UJ)
MW
L7 SW1 OSC.
SW1
SW2
C20
TC5
0.0022
VC3
R10
L8 SW2 OSC.
C27
TC7
0.0047
C26
0.022
SW101-F
BAND SELECTOR
P
R166
560
+B
SW103-A
0V(0V)
R168
DUBBING
10K
0V(0.7V)
SPEED/MIC
D163
HIGH
DS1SS133
NORMAL
R169
10K
R172
MIC
10K
D152
+B
DS1SS133
( ):RECORD
+B
(0V)
R100
150
0V
C113
4.7/50
C111
0.015
R109
6.8K
(ML)
R107
10K
R113
R105
120K
180K
22
21
20
19
18
17
16
15
PRE
NF
MATAL
A/B
VCC
REC
REC
OUT
OUT
OUT
NF
MATAL
PRE
MIX
REC
REC
GND1
M/N
NF
OUT
OUT
OUT
OUT
NF
3
4
5
6
7
8
9
10
C108
R106
R114
330P
180K
R122
120K
R108
10K
10K
R110
R123
6.8K
10K
R116
R102
C114
R124
680
4.7/50
100
10K
R301
330
R302
R
100
P
SW101-E
RECORD/
PLAYBACK
R303
100
3
4
– 10 –
RECORD SIGNAL
SW103-B
FM MODE
FM STEREO
FM MONO
C31
R14
C34
0.0047(ML)
100K
470P
C35
R8
3.3/50
R9
3.9K
12K
20
19
18 17 16 15
14
13 12
AGC
4
5
6
7
8
9
10
CF3
C38
455KHz
1
3
C37
0.012
AM IF
0.012
(ML)
(ML)
C39
C40
R12
1/50
2
1/50
C29
1K
R15
R16
22/16
10K
10K
SW1-F
FM
BAND
MW
SELECTOR
SW1
SW2
R13
100
C30
R18
0.022
2.7K
R17
FM
2.7K
MW
47
FM
SW1
MW
SW2
R11
SW1
47
SW2
C43
C42
220P
0.022
D165
DS1SS133
+B
R
D164
DS1SS133
C158
C159
47/25
47/25
R171
D154
33K
DS1SS133
R170
D158
33K
DS1SS133
R177
D162
1K
DS1SS133
R174
22K
C160
22/16
R111
22K
C119
R117
330K
0.033
(ML)
C123
R119
0.01
100
R133
82K
C125
C121
4.7/50
330P
14
13
R131
1.2K
REC
ALC
IN
REC
GND
IN
R132
11
12
1.2K
C122
330P
C126
4.7/50
R134
C124
82K
0.01
R120
100
C120
R118
0.033
330K
(ML)
R112
22K
+B
+B
5
SW1
fH
TC6
SW1
TRACKING
COV
fL
L4
Q181
KTC3199 G
VR1
GRAPHIC
10KB
EQUALIZE
R183
330K
VCO
C181
2.7V
C36
1/50
0.9V
0.0015
R19
15K
0.3V
N.C.
R181
C183
1K
R1
220P
220
TP1
R1
C184
VCO
220
220P
76KHZ
C182
2.7V
11
1/50
0.9V
+B
C41
R182
0.3V
1/50
1K
R184
330K
Q182
R20
KTC3199
10
GRAPHIC
EQUALIZ
R127
22K
+B
R129
150K
+B
R130
150K
R128
22K
CD
TUNER
TAPE
SW501-A
FUNCTION
SELECTOR
CD
TUNER
R-CH
TAPE
SW501-B
FUNCTION
SELECTOR
SW501-C
FUNCTION
SELECTOR
CD
TUNER
TAPE
+B
9V
0V
3
2
Q601
KRC102M
0V
1
Q5
KT
SW
R511
10K
6
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