Removing The Dc Power Supply Cable; Connecting The Dc Power Supply Cable - Juniper JA2500 Junos Space Hardware Manual

Removing the DC Power Supply Cable

Connecting the DC Power Supply Cable

Copyright © 2018, Juniper Networks, Inc.
This topic has the following sections:
Removing the DC Power Supply Cable on page 129
Connecting the DC Power Supply Cable on page 129
To remove a DC power supply cable from a Junos Space appliance, do the following:
(Optional) Attach an electrostatic discharge (ESD) grounding strap to your bare wrist,
1.
and connect the strap to an external ESD point.
Switch off the external circuit breakers, if they are present, for all the cables attached
2.
to the power supply module. Make sure that the voltage across the DC power source
cable leads is 0 V and that there is no chance that the cables might become active
during the removal process.
Remove the clear plastic cover over the terminal studs on the faceplate.
3.
Remove the screws from the terminals, using a Phillips screwdriver, number 2 to loosen
4.
and remove the screws. Save the screws.
Remove the cable lugs from the terminals.
5.
Remove the screw from the grounding terminal using a Phillips screwdriver, number
6.
2 to loosen and remove the screw. Save the screw.
Remove the grounding lug from the terminal.
7.
Carefully remove the power cable from the DC power source.
8.
NOTE: Ensure that the cable is not touching or in the way of any
components, and that it does not drape where people could trip on it.
To connect a DC power supply cable to a Junos Space appliance, do the following:
(Optional) Attach an electrostatic discharge (ESD) grounding strap to your bare wrist,
1.
and connect the strap to an external ESD point.
Switch off the external circuit breakers, if they are present, for all the cables attached
2.
to the power supply. Make sure that the voltage across the DC power source cable
leads is 0 V and that there is no chance that the cables might become active during
the removal process.
Chapter 11: Replacing Hardware Components
129