Sagem SAGEM-LINK F - 1.7 - Powering Up the System

SAGEM-LINK F 288055571-04
Installation and Operation Manual
Page 18/142
Issue 04 : July 2005
Reproduction and communication prohibited without the written permission of Sagem Communication
1.7 - Powering Up the System
Before powering up the Sagem Link F terminal, check that :
IDU and ODU and cables are properly grounded
IDU and ODU are connected together with right coaxial cable(s). in 1+1 operation, main and
standby cables have been previously identified and connected to the main and standby IDU
cable interfaces
To Main
ODU
DC Power In
To Standby
ODU
Main Channel
On/Off Switch
Standby Channel
On/Off Switch
Green LED
"Power"
Maint
Mux
Tribs
Cust
Call
S
On
Off
POWER
S
On
Off
POWER
Main Cable Interface Standby Cable Interface
Figure 1.10 – SAGEM LINK F 1+1 IDU
Input DC Power Voltage is within specified range : - 36 VDC to –59 VDC (-48 VDC nominal).
Measure DC voltage (polarity and amplitude) on the cable plug before connection into the
IDU. Negative voltage must be used only. DC Connector Pinout is given in Figure 1.11.
Maint
mux
Tribs
Cust
-48VDC
GROUND
(0 VDC)
GROUND
Figure 1.11 : IDU DC Input Connector