Extreme Networks Summit X450a-24tDC Hardware Installation Manual page 98

Installing Summit External Power Supplies
To connect the EPS-160 power supply to the switch:
1 Connect the keyed end of the redundant power supply cord to the EPS-160 power supply (see
Figure 64).
2 Connect the other end of each EPS-160 power supply cord to the Extreme switch (see
This connector end can only be inserted into the switch with the end marked TOP facing up.
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 64: Redundant Power Connections
3 Connect the provided AC power cord to the AC connector on each unit.
NOTE
For countries other than the USA, you might require a different AC cord that is not supplied. Contact your sales
representative for the appropriate cord type and for information regarding the voltage and current requirements of
the power supply.
The PSU-E LED on the front of the EPS-160 should light solid green to indicate that it is ready.
Figure 18 shows the LED meanings for the EPS-160.
Table 18: LED Meanings on the EPS-160 Power Supply
Power LED
Green, solid
Off
98
Slot for plug
Keyed end of
redundant power cable
Indicates
The external power supply is operating normally.
The external power supply is not connected.
To AC
Redundant
power cable
S450_008
Summit Family Switches Hardware Installation Guide
Figure 64).