5:TROUBLESHOOTING
Use the chart below to solve minor UPS installation and operation problems. Refer to www.apc.com with complex UPS problems.
PROBLEM AND/OR POSSIBLE | SOLUTION |
CAUSE |
|
UPS WILL NOT TURN ON |
|
UPS not connected to utility | Check that the power cord from the UPS to the utility power supply is se- |
power supply. | curely connected at both ends. |
|
|
Battery not connected prop- | Check that battery connector on the rear panel is fully snapped into position. |
erly. |
|
|
|
Very low or no utility voltage. | Check the utility power supply to the UPS by plugging in a table lamp. If the |
| light is very dim, have the utility voltage checked. |
|
|
UPS WILL NOT TURN OFF |
|
Internal UPS fault. | Do not attempt to use the UPS. Unplug the UPS, unplug the battery connec- |
| tor on the rear panel, and have it serviced immediately. |
|
|
UPS BEEPS OCCASIONALLY |
|
Normal operating UPS beeps | None. The UPS is protecting the connected equipment from occasional util- |
when running on battery. | ity power irregularities. |
|
|
UPS IS NOT PROVIDING EXPECTED BACKUP TIME | |
The UPS battery is weak due | Charge the battery. Batteries require recharging after extended outages, and |
to a recent outage or is near | wear faster when frequently put into service or when operated at elevated |
the end of the service life. | temperatures. If the battery is near the end of the service life, consider re- |
| placing even if the replace battery LED is not yet illuminated. |
|
|
LEFT HALF, RIGHT HALF, OR CENTER SECTION OF FRONT PANEL LEDS ARE FLASHING | |
Internal UPS fault. The UPS | Do not attempt to use the UPS. Turn off the UPS, unplug the battery connec- |
has shut down. | tor on the rear panel, and have it serviced immediately. |
|
|
FRONT PANEL LEDS FLASH SEQUENTIALLY | |
The UPS has been shut down | None. The UPS will restart automatically when utility power returns. |
remotely through software or |
|
an optional accessory card. |
|
|
|
ALL LEDS ARE OFF AND THE UPS IS PLUGGED INTO A WALL OUTLET | |
The UPS is shut down or the | None. The UPS will return to normal operation when the power is restored |
battery is discharged from an | and the battery has a sufficient charge. |
extended outage. |
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