Extreme Networks 17001 manual Installing an EPS-150DC External Power Module with EPS-T2

3Connect an appropriate AC input power cord to the AC connector on the EPS-500 unit.

NOTE

An AC power cord is not provided with the EPS-500 unit. See “Selecting Power Supply Cords” on page 218 for 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.

4Connect 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. Table 29 shows the LED meanings for the power supply.

Table 29: 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:

1Disconnect the AC power by removing the plug from the wall.

2Disconnect the AC power cord from the EPS-500 power supply.

3Remove the redundant power cord that connects the switch to the power supply.

4Remove the mounting screws securing the power supply to the rack.

5Slide 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.

Summit Family Switches Hardware Installation Guide 183