1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A
A
B
B
C
C
D
D
MOD OUT
OUT
OUT
OUT
INSTALLED
U11 - 1 AND 2 CUT OFF
RX INPUT
JUMPER TO RIGHTSIDE OF R125
YELLOW - TO MIDDLE BOARD J10 PIN 1 SELECT AUDIO IN
2N2907 X 2
X 2
TO MIDDLE BOARD J6
B
C
TRML 4 LINE TONE REMOTE BASE BOARD
CPI COMMUNICATIONS, INC.
1
4
Friday, May 28, 2010
1
Title
Size
Document Number
Rev
Date:
Sheet
of
RX MUTE
ENCODER INPUT
RX AUDIO
TX AUDIO/TONE ENABLE
CONTROL TONES
TX AUDIO
TX AUDIO/TONE
VOL WPR
SID IN
GROUND
SID OUT
SCK
AUDIO/TONE ENABLE
VOL HI
PTT
ENCODER INPUT
SPEAKER LO
PANEL/BOOM MIC
OFF HOOK DISABLE
MONITOR SWITCH
HOOK
VOL LO
CS
LATI
PTT LED
INTERCOM SWITCH
SPEAKER HI
VB
VB
VCC
+5
+10
VCC
+10V
+5V
VB
VB
VB
VCC
VCC
VCC
VCC
R76
25K POT
1
3
2
C51
2.2uF
JU1
JU3
JU5
D8
R84
18K
R85
62K
R86
27K
C43
180pF
R62
27K
C44
.1uF
+
-
U10C
LF347
10
9
8
R63
250K POT
1
3
2
R87
620
+
-
U10B
LF347
5
6
7
D11
D9
F1
1 AMP
D10
+
-
U14A
LF347
3
2
1
4
1
1
R118
82K
D13
1N4735A
R117
200K
C58
2.2UF
+
-
U14B
LF347
5
6
7
Q11
2N2222
Q9
R120
10K
Q10
R116
10K
Q8
R115
10K
C57
100uF
R111
2.7
R121
12K
C50
100uF
U9B
CD4066B
11
10
1
2
R89
5.6K
J4
CON26A
1
3
5
7
9
11
13
15
17
19
21
23
25
2
4
6
8
10
12
14
16
18
20
22
24
26
TB1
1
2
3
C59
.01uF
C60
.1uF
R61
NOT USED
R82
1K
R83
150K
R81
10K
JU2
R98
47K
C48
.1uF
C52
100uF
C49
2.2uF
R99
47K
+
-
U10D
LF347
12
13
14
+
-
U10A
LF347
3
2
1
4
1
1
D7
1N4746
C45
220uF
R119
1K
U11A
CD4066B
1
2
1
4
7
1
3
C46
220uF
Q4
MJE520
R97
1K
C47
1000uF
21
21
Summary of Contents for TRML Series
Page 20: ...20...
Page 35: ...35 35 Component Location 700 4LIB 200...