HP Presario R3000 - Notebook PC, Руководство пользователя

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Troubleshooting 57
Overload condition
All the load LEDs are illuminated.
Action :
1.
Power down the UPS (" Powering down the UPS " on page 42 ).
2.
Remove one or more load devices to reduce the power requirements.
3.
Wait at least 5 seconds and restart the UPS.
4.
If the condition persists, verify that the load devices are not defective.
Checksum failure error
A Checksum failure error occurs when executing a bad load sequence, or having an incorrect EEPROM
map while loading software through the serial or USB port.
Action:
1.
Rerun the firmware upgrade.
2.
If the condition persists, contact an HP authorized service representative.
UPS does not start
Action :
1.
Be sure that the power cord is plugged in to a utility power receptacle.
2.
Check the power source at the utility power receptacle.
Low battery shutdowns
Ungraceful shutdown of attached servers occurs when the UPS is in a low battery condition.
Action :
1.
Verify that the power management software is not delaying the shutdown of attached servers when
the UPS is in a low battery condition.
2.
Allow the UPS batteries to charge for 24 hours.
3.
If the Battery Fault LED is red, replace the batteries (" UPS battery replacement procedure " on page
46 ).
UPS does not provide the expected backup time
Action:
1.
If the Overload LED (" UPS front panel controls " on page 8 ) is illuminated, remove one or more load
devices to reduce the power requirements.
2.
Power down the UPS (" Powering down the UPS " on page 42 ).
3.
Allow the UPS batteries to charge for 24 hours.
4.
Initiate a self-test (" Initiating a self-test " on page 41 ).