CPI TRML Series, Instruction Manual

Page: 32 / 47

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
BI TECHNOLOGIES
67YR1K
BI TECHNOLOGIES
67YR1K
BASE NOTCH IN
VIO
WHT
GRN THIS PART IS
LOCATED
OFF-BOARD
700-4LIB-200
B
TRML Selected / Unselected Audio
CPI COMMUNICATIONS INC.
7 9 Wednesday, May 19, 2010
Title
Size Document Number Rev
Date: Sheet of
UNSELECTED VOL HI
VOL LO
UNSELECTED VOL WPR
+5V
+10V
VB
VB
VB
VB
VCC
VB VB
VB
VCC
VB
+10V
VCC
VA
+5V
+10V
VB
VEE
C43 4.7nF
C8
.1uF
C23 .1uF
+
- U1B
TL034CN
5
6
7
R74
48.7k
R57
2.32k
C22 1.5nF 5% COG
C44 1.5nF 5% COG
R68
10.0k
R72 10.0k
R69
48.7k
R54
5.23k
R73
1k MULTITURN POT
1
3
2
R55
1k MULTITURN POT
1
3
2
R58
5.23k
R76
10.0k
R2
39k
C3
.01uF
R75
43.2k
R56
48.7k
C4
.01uF
C5
.01uF
R5
270k
R4
15k
+
- U8D
MCP6004-I/P
12
13
14
+
- U8C
MCP6004-I/P
10
9
8
+
- U8B
MCP6004-I/P
5
6
7
+
- U8A
MCP6004-I/P
3
2
1
4
11
R21 10k
R19 10k
R20 10k
+
-
U3A
TL034CN
3
2
1
4
11
C42
.1uF
R22 10k R3 15k
C1
.1uF
R1 100k
+
- U1A
TL034CN
3
2
1
4
11
R40 100k
R23 100k C2
.1uF
R41 100k
R42 100k
10K POT
UNSELECTED AUDIO VOLUME
R7
1
3
2
R44
1k
C52
.1uF
R86
1k
C14
10uF
R43
1k
C51
10uF
R88
1k
R89
1k
R87
1k
C54
10uF
C53
.1uF
UNSELECTED VOL HI
LINE 3 RX OUT UNSELECTED
LINE 1 RX OUT UNSELECTED
LINE 4 RX OUT UNSELECTED
LINE 2 RX OUT UNSELECTED
SELECTED AUDIO IN
LINE 1 RX OUT SELECTED
LINE 2 RX OUT SELECTED
LINE 3 RX OUT SELECTED
LINE 4 RX OUT SELECTED
TO BASE R61
DESK MIC BIAS