Cisco Laser Link Return Digital Receiver with Ethernet Guida All'Installazione
2-8
Installation
78-4028521-01 Rev B
Laser Link III Mainframe Electrical Connections,
Continued
Procedure
Follow these steps to install power supply B.
1.
Physically secure the alternate (redundant) power supply in a suitable
location near the mainframe.
2.
Connect the provided power interface cable to the redundant supply (female
to male molex connection).
3.
Connect the four wires on the opposite end of the power interface cable to the
terminal block of the power distribution board (J11) as follows:
•
•
+24 V DC to terminal 1
•
+24 V DC to terminal 2
•
Ground leads to terminals 3 and 4
4.
Ensure the Redundant Power/“B” Alarm switch is to the forward position on
the EMIC module or the ON position on the Status Monitoring module.
5.
Continue to Chapter 3, Setup and Operation.