Troubleshooting
If you have a question or problem, the troubleshooting table may help. (See Table 1.) If you need
assistance, phone Invensys Service or your local Invensys Customer Service office. Please have the
model number and serial number (located on the rear of the unit) available.
If the unit must be returned, Invensys will give you a Return Authorization (RA) number. Phone
Invensys for an RA number before returning the unit for any reason.
Table 1: Troubleshooting
Problem
Possible Reasons
What To Do
No LED display on the
1. Missing battery
1. Charge battery up to 8 hours
front panel
2. Battery defect
2. Replace with the same type of battery
Alarm buzzer beeps
Overload of the UPS
Verify that the load matches the UPS capability
continuously when AC
specified in the specifications
supply is normal.
When power fails, backup
1. Overload of the UPS
1. Remove some noncritical load
time is shortened
2. Battery voltage is too low
2. Charge battery 8 hours or more
3. Battery defect due to high
3. Replace with the same type of battery
temperature operation
environment, or improper
operation to battery
Mains normal but LED
1. Fuse is blown
1. Replace the same type of fuse
is flashing
2. Power cord is loose
2. Reconnect the power cord properly
Invensys Energy Systems
National Service & Repair Centre
Phone: 1300 303 059
4
Communication Port
Your PowerRite XT is equipped with a communication port, for use with LanSafe interfacing soft-
ware, and a cable. Further information is available on the LanSafe CD.
