Status LED on the Power Module

A status LED is present on the on the front of the power module to show the power module status.

• Green LED on: The power module is operable.

• Green LED blinking (slow): The power module is performing a self-test.

• Green LED blinking (fast): The power module is performing a firmware update.

• Green LED flashing: The power module enable switch is in the OFF (unlocked) position. The power module controller is operating, but the power module is not supplying power to the UPS.

• Red LED on: The power module is inoperable.

• Red LED blinking (slow): The components of the power module have shut down, or the power module has not completed the self-test, or the power module has lost communication with the unit controller.