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

Troubleshooting After UPS Start

For problems that occur after the UPS has gone through the startup self-test
sequence, these suggested actions address possible causes.
Symptom
Indicators:
LINE STATUS
(flashing)
Alarm:
1 per minute
(can be
silenced)
Indicators:
ON BATTERY
BATTERY
LOW/REPLACE
Alarm:
continuous
(cannot be
silenced)
Indicators:
UPS LOAD
Alarm:
none
Output:
none
Table 6-2
Troubleshooting Guide (After Start)
Possible Cause
UPS in STANDBY mode.
Battery voltage is low. Automatic
shutdown is imminent.
Extreme overload condition
existed. Battery-protected devices
are exceeding the UPS power
rating. The UPS has automatically
shut down.
Troubleshooting 6-3
Suggested Action
Press and hold the ON/STANDBY
button for 2 seconds until you
hear a beep, indicating to switch
UPS to ON mode.
Immediately shut down
connected equipment.
1. Remove excess load as
quickly as possible.
2. Press TEST/ALARM RESET
button to initiate self-test
and reset the UPS.
continued