Extreme Networks Summit X450a-24tDC Hardware Installation Manual page 104

Installing Summit External Power Supplies
NOTE
If your switch was shipped with a metal cover plate over the redundant power input connector, remove the cover.
WARNING!
The redundant power input connector on the rear of the switch contains high energy and is a burn hazard. Use
care when connecting the redundant power supply cord to the rear of the switch.
Figure 70: Connecting an EPS-500 Unit to a Switch
EPS-500
Extreme switch
3 Connect the AC input power cord to the AC connector on the EPS-500 unit.
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 20: LED Meanings on the EPS-500 Power Supply
Power LED
Green, solid
Off
104
Keyed end of
redundant power cord
To AC
Redundant
power cord
Indicates
The external power supply is operating normally.
The external power supply is not connected.
Slot for key
To AC
Summit Family Switches Hardware Installation Guide
Collin's
ES4K021A
XM_074
Table 20