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17
Owner’s manual
EN
TROUBLE SHOOTING
The trouble shooting chart covers most of the difficulties that you may encounter under normal
working conditions. lf the UPS fails to operate properly, please review the following steps before
calling the service center.
1. ls the UPS plugged into a correct working outlet?
2. ls the line voltage within the rating specified?
3. ls the fuse or breaker/circuit protector on back panel open?
Please submit the following information when you call for service.
1. Model No. & Serial No.
2. Date of problem.
3. Full description of problem.
TROUBLE SHOOTING CHART
SYMPTOMS POSSIBLE CAUSES ACTIONS TO TAKE
UPS can not be turned ON UPS is not connecting to AC
and overload
Please connect to AC and
reduce the load
The input fuse is burn or
breaker is off
Replace the fuse or reset the
breaker, remove some load
and check if the load is short-
circuit or faulty
AC input voltage is to low Please check the AC input
voltage
The UPS is failure Please send to the agency to
repair
The red LED continuous
bright with a beep every 8
seconds
UPS suddenly turns to battery
mode in spite of utility line
present
Save the data promptly and
shut down the operating
system
The red LED continuous
bright with continuous beep-
ing
Back-up time less than 1
minute
Close the system and re-
charge again
Back-up time less than speci-
fied
Overload Please reduce the load
Battery is not fully charged Recharge the battery for at
least 12 hours and retest the
backup time
Charging unit fault Please send to the agency to
repair