CPI TRML Series, Instruction Manual

Page: 23 / 47

1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A A
B B
C C
D D
TOP VIEW
HANDSET
B C
TRML 4 LINE TONE REMOTE BASE BOARD
CPI COMMUNICATIONS, INC.
3 4 Friday, May 28, 2010
1
Title
Size Document Number Rev
Date: Sheet of
TX AUDIO NOTCH IN
TX AUDIO
TX AUDIO ENABLE
AUX PTT LED
AUX INPUT 2
VOL HI
COMPRESSOR OUT
ORANGE - TO MIDDLE BOARD J10 PIN 2 UNSELECTED VOL WPR
VB
VB
VB VB
VB
VB VB
VB
VB
+5
VCC
VCC
VCC
+
-
U8A
LF347
3
2
1
4
1
1
J2
MODJACK 4
4
2
3
1
U11D
CD4066
8 9
6
J1
CON10
1
2
3
4
5
6
7
8
9
10
D3
1N4148
C2
1uF
R1
1.8M
R24
1K
Q1
2N2222
R3
10K
C3
.1uF
C1
.47uF
R6
10K
R52
1K POT
1 3
2
R58
44.2K
R51
44.2K
+
-
U1D
LF347
12
13
14
R25
1.2K
C18
.033uF
R27
6.8K
C19
.033uF
C20
.033uF
C4
470pF
R4
100K
R5
10K +
-
U1C
LF347
10
9
8
R28
100K
R29
10K
D4
1N4148
C21
1uF
R53
10.0K
R55
10.0K
R50
6.81K
R59
10K
C31
2.2nF
R56 10.0K
R57
7.32K
R2
1K
+
-
U8D
LF347
12
13
14
R54
1K POT
1
3
2
R26
220K
+
-
U8B
LF347
5
6
7
+
-
U8C
LF347
10
9
8
+
-
U1B
LF347
5
6
7
C29
.01uF 1%
C30
.01uF 1%
R60
10.0K
+
-
U1A
LF347
3
2
1
4
1
1
HANDSET MIC HI
PTT
GROUND
EARPIECE
23
23