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1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A
A
B
B
C
C
D
D
EARPIECE ADJUST
SW2
SW3
SW4
SW5
SW6
INSTALLED
MIC LEVEL
ON FOR FULL
DUPLEX
SW1
U9 - 9 CUT OFF
BLUE - TO MIDDLE BOARD J10 PIN 3 SELECT AUDIO OUT
TOP VIEW
HANDSET
U9 - 3 CUT OFF
C
TRML 4 LINE TONE REMOTE BASE BOARD
CPI COMMUNICATIONS, INC.
C
2
4
Friday, May 28, 2010
1
Title
Size
Document Number
Rev
Date:
Sheet
of
ON HOOK
PANEL/BOOM MIC
TO TX AUDIO NOTCH IN
TX AUDIO ENABLE
TX AUDIO
UNSELECTED VOL WPR
RX MUTE
EARPIECE
SPEAKER HI
AUX INPUT 2
VOL HI
AUX PTT LED
AUX INPUT 2
VOL HI
VOL WPR
ORANGE - TO MIDDLE BOARD J10 PIN 2 UNSELECTED VOL WPR
COMPRESSOR OUT
VOL LO
SPEAKER LO
RX MUTE
COMPRESSOR OUT
ON HOOK
HANDSET MIC HI
TX AUDIO/TONE ENABLE
OFF HOOK
OFF HOOK
RX AUDIO
VCC
VCC
VB
VB
+5
VB
VB
VB
VB
VCC
VB
VCC
VCC
VB
VB
VB
VB
VB
VB
VB
VB
VB
VCC
VB
VCC
VB
VCC
R126
18K
R127
18K
15
2
14
3
+
-
U5
LM380N
2
6
8
1
4
7
1
R36
1K
R37
10K
Q2
2N2222
C9
.47uF
C7
.1uF
+
-
U4
LM380N
2
6
8
1
4
7
1
R9
10K
R8
1.8M
R7
1K
C6
1uF
D1
1N4148
D2
1N4148
+
-
U2C
LF347
10
9
8
R32
REMOVED
C23
.033uF
R30
6.8K
C22
.033uF
C24
.033uF
C8
470pF
R10
100K
R35
10K
R34
100K
C16
.01uF
C15
.01uF
R21
22K
C13
4.7uF
R41
2.7
C17
4.7uF
R43
2.7
+
-
U2D
LF347
12
13
14
R33
1.2K
U6C
CD4066B
4
3
5
R96
25K POT
1
3
2
R39
1K POT
1
3
2
+
-
U7D
LF347
12
13
14
R78
10K
R77
10K
R11
10K
C25
2.2nF
R38
1K POT
1
3
2
R12
10.0K
R15
7.32K
R16
44.2K
R19
44.2K
R42
100K
R23
100K
+
-
U7C
LF347
10
9
8
+
-
U7B
LF347
5
6
7
U9D
CD4066B
8
9
6
U6B
CD4066B
11
10
1
2
R72
18K
R49
1K
R67
68K
R66
68K
C42
47pF
R47
560K
R74
1M
C37
.1uF
C38
22uF
R73
100
R71
100K
R90
220
+
-
U3B
LF347
5
6
7
R64
5.1K
R68
100
C40
.1uF
R70
330K
C41
.01uF
R18
10.0K
R14
10.0K
R13
6.81K
R65
27K
C36
100uF
R40
3.9K
R69
10K
C5
1uF
R17
10.0K
C39
.1uF
R20
100K
C14
.1uF
C27
.1uF
R44
2.7
R46
10K
D5
1N4148
D6
1N4148
R45
10K
+
-
U7A
LF347
3
2
1
4
1
1
+
-
U3C
LF347
10
9
8
+
-
U2B
LF347
5
6
7
+
-
U3D
LF347
12
13
14
R75
5K POT
1
3
2
R22
10
Q3
2N2907
C12
220uF
C28
220uF
R31
220K
C26
220uF NP
C11
.01uF 1%
C10
.01uF 1%
R79
10K
1
6
1
U6A
CD4066B
1
2
1
4
7
1
3
U6D
CD4066B
8
9
6
11
6
13
4
1
2
5
+
-
U3A
LF347
3
2
1
4
1
1
JU6
U9C
CD4066B
4
3
5
+
-
U2A
LF347
3
2
1
4
1
1
J2
MODJACK 4
4
2
3
1
U9A
CD4066B
1
2
14
7
13
J1
CON10
1
2
3
4
5
6
7
8
9
10
HANDSET MIC HI
PTT
GROUND
EARPIECE
22
22
Summary of Contents for TRML Series
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