5.
Be sure that the line cord is connected.
6.
Be sure that each circuit breaker is in the ON position, or replace the fuse if needed.
If this occurs repeatedly, contact an authorized service provider.
7.
Check the UPS LEDs to be sure that a battery or site wiring issue has not occurred.
For more information, see the UPS documentation.
8.
If the UPS sleep mode is initiated, disable sleep mode for proper operation.
The UPS sleep mode can be turned off through the configuration mode on the front panel.
9.
Change the battery to be sure that damage was not caused by excessive heat, particularly if a recent
air conditioning outage has occurred.
NOTE:
The optimal operating temperature for UPS batteries is 25°C (77°F). For approximately every 8°C to
10°C (16°F to 18°F) average increase in ambient temperature above the optimal temperature, battery
life is reduced by 50 percent.
Low battery warning is displayed
Symptom
A low battery warning is displayed on the UPS.
Cause
• The batteries must be charged.
• The batteries are failing to hold a charge.
• The batteries are faulty.
Action
1.
Plug the UPS into an AC grounded outlet for at least 24 hours to charge the batteries.
2.
Test the batteries.
3.
Replace the batteries if necessary.
4.
Be sure that the alarm is set appropriately by changing the amount of time given before a low battery
warning.
For more information, see the UPS documentation.
One or more LEDs on the UPS is red
Symptom
One or more of the UPS LEDs is red.
Low battery warning is displayed
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