1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
A3
Date:
16-Oct-2002
Sheet of
File:
C:\Protel Files\CDTRAX\CD6239-1.DDB Drawn By:
C22
47u
VCC
C33
100P
C32
100P
VCC
C30
4u7
C21
4u7
C11
4u7
C3
4u7
R53
1K
R52
1K
R50
1K
R49
33K
R48
10K
R47
10K
R46
10K
IC3B
LM1458
IC3A
LM1458
C2
.03u
C1
5N6
R19
50K
R18
6K8
R4
6K8
R43
1M
R37
4K7
C19
470u
D4
8V2
VCC
VCC
R22
5K6
V1
BC546
R21
150K
R20
10K
VCC
VCC
C17
820P
C16
4u7
C15
100P
C14
100P
C13
10u
C12
4u7
C8
4u7
C5
4u7
C4
4u7
D9
D5
D3
R17
22K
R16
4K7
R11
2M2
R3
10K
R2
5K6
R1
10K
IC4
LM3340
IC1B
1458
IC1A
1458
VCC
VCC
VDD
C36
10u
IC9
7805
R60
15K
C40
100u
C44
820P
C45
.47u
C43
.47u
R63
1K
R62
10K
R64
100R
R65
220R
R66
1K8
D8
D7
D6
VDD
XT1
C42
22P
C41
22P
R61
10K
IC8
R40
50K
C39
100u
C38
4u7
R24
10K
C31
4u7
R44
1K
R42
3K3
R41
3K3
C29
2N7
C28
.03u
R39
50K
R38
50K
C27
82P
R36
10K
R35
6K8
R34
6K8
R33
100R
R32
1K
R31
100K
IC2B
LM1458
IC2A
LM1458
C25
4u7
R30
22K
R29
22K
R28
50K
R27
50K
R26
50K
R25
50K
R23
10K
R8
10K
R7
10K
C26
.47u
R6
10K
R9
100K
IC12
7809
C7
47u
R13
4K7
R14
3K9
R15
4K7
V2
BC546
C9
10u
C10
4u7
C18
330P
R45
10K
C23
4u7
C24
.1u
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
IC7
16C55
R55
10K
R56
560R
R57
470R
D1
V3
BC546
R58
10K
R5
50K
R10
50K
R59
10K
R67
100R
R68
1K
R69
1K2
C6
47u
R71
100R
R54
10R
C37
4u7
R51
10R
C20
4u7
R70
10R
R12
10R
C35
47u
C34
47P
R72
1K
C46
100u
GND
OUT
OUT
TAPE
ACM250 MIXER
CD6239-1
5VDC
9VDC
13V
B
B
1
A
A
JP2
AG
AG
PRE AN
ALERT
BELL
EVAC
LM3340
X4/1
X1/1
RS
5
6
7
8
4
3
2
1
TAPE OUT
AG(1/2VCC)
AG
AG
CH1
CH3
CH2
CH4
AG(1/2VCC)
1
X3/1
+19VDC
X2/2
X2/7
X2/8
FAN
FAN PTC
HT PTC
HI TEMP
X2/1
X2/3
X2/4
X2/5
X2/6
SLOW START
CH5
CH6
4X 10K
AG
AG
+9V
+19V
R70
A
