Removing An Eps-500 Power Supply; Installing An Eps-150Dc External Power Module (With Eps-T2) - Extreme Networks Summit X250e-24t Hardware Installation Manual

NOTE
An AC power cord is not provided with the EPS-500 unit. See
information about selecting a power cord.
CAUTION
The EPS-500 unit does not have a switch for turning the unit on and off. Disconnect power to the EPS-500 unit
by removing the plug from the electrical outlet. Be sure that this connection is easily accessible to you.
4 Connect the other end of the AC power cord to the electrical outlet.
Be sure that the electrical outlet is properly grounded.
The Power LED on the front of the EPS-500 unit turns solid green to indicate that it is ready.
shows the LED meanings for the power supply.
Table 22: LED Meanings on the EPS-500 Power Supply
Power LED Indicates
Green, solid The external power supply is operating normally.
Off The external power supply is not connected.

Removing an EPS-500 Power Supply

To remove an EPS-500 power supply:
1 Disconnect the AC power by removing the plug from the wall.
2 Disconnect the AC power cord from the EPS-500 power supply.
3 Remove the redundant power cord that connects the switch to the power supply.
4 Remove the mounting screws securing the power supply to the rack.
5 Slide the power supply out of the rack.
Installing an EPS-150DC External Power Module (with
EPS-T2)
The EPS-150DC power supply is a modular power supply for use in the EPS-T2 External Power System
Tray. The EPS-T2 is a rack-mountable chassis or tray that holds one or two EPS-150DC power supplies.
Each EPS-150DC provides one-to-one redundancy to an attached Extreme Networks switch. You must
install the EPS-150DC power supply in the EPS-T2 tray.
NOTE
For centralized DC power connection, this product is intended to be installed in restricted access locations
(dedicated equipment rooms, equipment closets, or the like) in accordance with Articles 110-16, 110-17, and 110-
18 of the National Electric Code, ANSI/NFPA 70.
Summit Family Switches Hardware Installation Guide
"Selecting Power Supply Cords" on page 170 for
Table 22
135