Output Load Level Led Is Red Or Flashing Red; Battery Charge Led Is Red; Battery Warning Led Is Amber; Site Wiring Fault Led Is Red - HP T750 User Manual

Output Load Level LED is red or flashing red

Action:
Remove one or more load devices to reduce the power requirements.
1.
Initiate a self-test
2.
If the condition persists, verify that the load devices are not defective.
3.

Battery Charge LED is red

Action:
If the Power LED is flashing green:
Save your work, and power down the UPS
a.
After the blackout or brownout is over, power up the UPS
b.
Allow the UPS batteries to charge for 24 hours.
c.
If the Power LED is green:
Continue to let the batteries charge until the Battery Charge LED is green.
a.
Initiate a self-test
b.

Battery Warning LED is amber

Action:
Allow the UPS batteries to charge for 24 hours.
1.
Initiate a self-test
2.

Site Wiring Fault LED is red

Action: Contact a qualified electrician to be sure that:
•
The utility power receptacle is grounded.
•
There is a ground wire in the UPS power cord.
•
The line and neutral wires are not reversed in the wall outlet.
("Initiating a self-test" on page 16).
("Initiating a self-test" on page 16).
("Initiating a self-test" on page 16).
("Powering down the UPS" on page 16).
("Powering up the UPS" on page 15).
Troubleshooting 22