Harris Constellation, Installation And Maintenance Manual

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Harris Corporation Constellation™
Introduction 1-5
INTRO
D
UC
TIO
N
Rack Size
The Constellation radio can be installed in a standard 19-inch equipment rack.
A fully protected terminal configuration requires 14 RMS (Rack-Mounting
Spaces). A repeater can be mounted on a single rack. Refer to the Constellation
SAI manual for more information.
Shelf Configurations
The following shelf configurations are available for the Constellation Radio. See
Figure 1-2 to Figure 1-7 .
•
Nonprotected Terminal
•
Nonprotected Tx/Space Diversity (SD) Rx Terminal
•
Monitored Hot Standby (MHSB) Terminal
•
Frequency Diversity Tx and Rx Terminal,
MHSB Tx with SD Rx Terminal
•
MHSB Repeater
•
MHSB 155/3xDS3 back-to-back terminal
Figure 1-2: Narrow/medium capacity, nonprotected
terminal
M12 7
M12 6
8 x DS1 28 x DS1
TRANSMITTER A
1
RE
CE
IV
E
R
A1
S
E
R
V
ICE
CHA
NNE
L*
S
P
U CONTR
O
L
L
E
R
H
IGH
L
EVE
L M
U
X
1
MO
DE
M A
1
ACU
FUSE PANEL
FAN ASSEMBLY
PO
WE
R
SU
PP
LY
A1
M12 2
M12 1
M12 Unit Requirements
M12 5
M12 4
M12 3
M12 2
M12 1
M12 4
M12 3
M12 2
M12 1
16 x DS1
M12 Units
not used
for DS3
configura-
tion
M12 1
4 x DS1
KEYPAD, HANDSET, AND
DS1 ACCESS
*Service Channel is optional.