Avaya S8700 Maintenance Manual page 252

LED Interpretation
The LED on the top row is the Normal mode indicator, the LEDs on the second
row are the Battery mode indicators, and the LED on the third row is the Bypass
mode indicator.
When the Normal mode LED is steady green, it has power. If the LED is flashing,
the UPS is in standby mode.
For information on the other LEDs, refer to the UPS user's guide that came with
the Powerware UPS unit.
6-20 Issue 1 May 2002 555-233-143