CPI Communications DTS1 - Manual (Page 8)

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
LINE INPUT
MOD OUT
NOTCH INPUT
LINE INTERFACE C
DTC1 - DC TO TONE CONTROL CONVERTOR
CPI COMMUNICATIONS, INC.
1(972)429-7160 1(800)869-9128
1 4 Tuesday, November 21, 2000
Title
Size Document Number Rev
Date: Sheet of
NOTCH INPUT
CONTROL 3
CONTROL 1
CONTROL 1
CONTROL 2
CONTROL 1
CONTROL 3
CONTROL TONES
RING
TIP
VB
VB
VB
VB
VB
VB
VB
SW2
15 2
R56
10K
C19
.01UF
U5A
4066
1 2
13
R49
620
R37
150K
R36
10K
C18
470pF
R54
620
R55
100K
+
-
U8A
LF347
3
2
1
+
-
U9D
LF347
12
13
14
C14
2.2uF
R27
620
R34
27K
+
-
U8B
LF347
5
6
7
U5B
4066
11 10
12
+
-
U8C
LF347
10
9
8
C13
470pF
R28
620
+
-
U9C
LF347
10
9
8
R29
100K
R57
10K
R58
150K
C21
2.2uF
U5C
4066
4
3
5
R53
44.2K
R33
10.0K
R25
25K
C22
2.2nF
R59
10.0K
R51
10.0K
R52
7.32K
R40
6.81K
U5D
4066
8
9
6
R30
27K
R50
1K
R31
1K
C20
.01UF
R26
25K
U6A
4066
1 2
13
U6B
4066
11 10
12
R32
44.2K
+
-
U9B
LF347
5
6
7
R38
10.0K
R35
10K
C24
4.7UF
V2
ERZ-C05DK201
R39
10.0K
C25
4.7UF
T1 1 4
3 6
V1
ERZ-C05DK201
L1
150uH
L2
150uH
+
-
U9A
LF347
3
2
1
+
-
U8D
LF347
12
13
14
SW1
16 1
V3
ERZ-C05DK201
L4
150uH
V4
ERZ-C05DK201
L3
150uH
C10
4.7UF
T2 1 4
3 6
C6
4.7UF
TB1-7
TB1-6
TB1-5
TB1-4