Test/Alarm Reset Button - Compaq Pro UPS 500 Operation And Reference Manual

3-8 Compaq Pro UPS 500 Operation and Reference Guide

TEST/ALARM RESET Button

The TEST/ALARM RESET button (
to initiate a UPS self-test or silence an audio alarm.
Initiating a UPS Self-Test
Figure 3-4. Initiating a UPS self-test
BATTERY LOW/REPLACE indicator


UPS LOAD indicator

TEST/ALARM RESET button

In the ON mode, pressing and holding the TEST/ALARM RESET button (
(until the UPS acknowledges with a beep) will initiate a self-test of the UPS
battery, full function of the backup system, and the load condition of the
Battery-and-Surge-Protected receptacles. During the test period, the load
connected to the Battery-and-Surge-Protected receptacles is powered from the
battery for about 10 seconds. All indicator lights will illuminate briefly and an
audio alarm will sound.
If battery replacement is indicated by the internal microprocessor
I
circuitry of the UPS, the BATTERY LOW/REPLACE indicator (
illuminate. The audio alarm will sound once every 10 seconds until
cleared by a successful self-test. The alarm will be muted and will not
resume if the UPS switches to Battery Operate mode or is placed in the
STANDBY mode.
If the Battery-and-Surge-Protected receptacles are overloaded, the UPS
I
LOAD indicator (

immediately.
) is a momentary switch that allows you

1 2
) will illuminate. Remove the excess load
3


)

) will