Viking 242-2009-632 Two-Way Radio User Manual


 
March 1999
Part No. 001-2009-600
10-46
9
7
12
11
10
8
6
5
4
3
2
1
A
B
C
J2
1
2
3
4
5
6
7
8
9
REPEATER
BACKPLANE
AC FAIL IN
POWER SWITCH
THERMAL SENSOR
+15V
GROUND
GROUND
-5V
TO
POWER HARNESS
GROUND
+15V
+5V
TO
RFIB
+26.5V
A
B
C
1
2
3
4
5
6
7
8
9
10
11
12
36
9
8
52
1
4
7
J2
BACKPLANE
POWER CABLE CONNECTOR AND SCHEMATIC
FIGURE 10-52
U101
2.7k
GCELL IN 1
COMP IN
COMP OUT
GCELL IN 2
RECT IN 2
EXP OUT
RECT IN 1
I REF
COMP CAP2
COMP CAP1
V REF
EXP CAP
4.7
+
12
39k
4.7
1
1
1
6
13
11
5
3
+
+
+
+
.001
10
9
8
4
2
1
3.9k
SA577D
+
4.7
+
4.7
+
4.7
C103
C104
C109
C110
R102
R101
C101
EXPAND IN
EXPAND OUT
C102
R103
C108
C105
COMPRESS OUT
C107
(WO100 MAC)
EP105
COMPRESS IN
(WO101 MAC)
EP101
(WO102 MAC)
EP102
(WO103 MAC)
EP104
7
GND
+5V
EP106
14
.01
C106
COMPANDOR SCHEMATIC
FIGURE 10-53
COMPANDOR COMPONENT LAYOUT
FIGURE 10-54