Troubleshooting During Ups Start - Compaq Pro UPS 500 Operation And Reference Manual

6-2 Compaq Pro UPS 500 Operation and Reference Guide

Troubleshooting During UPS Start

If problems occur when starting the Compaq Pro UPS 500, select the
appropriate symptom for possible causes and suggested actions.
Troubleshooting Guide (UPS Start)
Symptom
Indicators: UPS power cord disconnected.
none
No utility power.
Alarm:
none
Indicators: Battery voltage is low because the UPS
BATTERY has been stored for an extended period
LOW/REPLACE of time without charging.
LINE STATUS
Alarm:
Battery voltage is low because UPS
none
supported a load (and performed
shutdown) during a blackout.
Table 6-1
Possible Cause Suggested Action
Connect power cord.
Contact a qualified
electrician to check power
at the utility power
receptacle.
If desired, the UPS can be
used as a stand-alone
power source. See "Start-
On-Battery Operation" in
Chapter 3.
Allow the UPS to charge
the battery for 12 hours.
Initiate a self-test. If
indicators illuminate again,
replace the battery.