Extreme Networks Campus Controller E2122 Installation Manual page 13

Power Source and Power Supply Information
2. Connect the two AC power cables to power supplies 1 and 2.
These two power supplies combine to create an optional redundant power supply.
3. Optionally, wrap the slider strap over the power cord and lock it securely in place.
4. Plug the other end of the cables into grounded electrical outlets or to separate power sources such
as an uninterrupted power supply (UPS) or a power distribution unit (PDU).
5. Power on the controller.
The power button is on the front control panel as shown in E2122
panel.
Figure 2: E2122 front panel layout
Callout
1
2
3
Note
For USB key storage only: Although the controller has 5 USB connectors (two on the front
panel and three on the back panel), only one USB connector can be in use at any one time.
Connect to a Power Source
front panel layout
Description
Hard disk drive bays
Front video controller
USB 2.0 or 3.0 ports
Extreme Campus Controller™
and front control
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