Power Supply Modules

The chassis houses two Power Supply modules for providing power load sharing and power redundancy in case of failure of one of the Power Supply modules. Each module is associated with a power inlet located on the rear panel of the chassis for connection to the power source.

The device can be ordered with AC (Catalog Part Number PS/AC/4000K) or DC (Catalog Part Number DC PS/DC/4000K) Power Supply modules.

AC Power Supply Module

DC Power Supply Module

For installing and replacing the Power Supply modules, see Replacing the Power Supply Modules .

Each Power Supply module provides a PWR LED for indicating the status of the power supply, as described in the following table.

PWR LED Description of Power Supply Module

Color	State	Description
Green	On	Power supply is operating correctly.
-	Off	Failure / disruption in the power supply, or the power is currently not being supplied to the device through the power supply entry.