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7
Troubleshooting
Typical alarms and faults:
To check the UPS status and Event log:
1. Press any button on the front panel display to activate the menu options.
2. Press the button to select Event log.
3. Scroll through the listed events and faults.
The following table describes typical conditions.
Conditions
Battery mode
LED is On. 1 beep every 4
seconds.
Battery low
LED is On.
1 beep every second.
No battery
LED is On.
Beep continuous.
Battery fault
LED is On.
Beep continuous.
The UPS does not
provide the expected
backup time.
Bypass mode
LED is on.
Possible cause
A utility failure has occurred, and
the UPS is in Battery mode.
The UPS is in Battery mode and
the battery is running low.
The batteries are disconnected.
The battery test is failed due to
bad or disconnected batteries, or
the battery minimum voltage is
reached in OBM cycling mode.
The batteries need charging or
service.
An overload or a fault has oc-
curred, or a command has been
received and the UPS is in Bypass
mode. Or auto bypass function is
enabled.
Action
The UPS is powering the equipment with
battery power. Prepare your equipment for
shutdown.
This warning is approximate, and the actual
time to shutdown may vary significantly.
1. Verify that all batteries and detective cable
(RJ45) are properly connected.
2. Check the LCD menu: Settings – External
battery. If select the "Manual EBM" and Value
is 0, please set the right
value.
Verify that all batteries are properly connected.
Start a new battery test: if the condition per-
sists, contact your service representative.
Apply utility power for 48 hours to
charge the batteries. If the condition persists,
contact your service representative.
Equipment is powered but not protected by
the UPS. Check for one of the following alarms:
overtemperature, overload, UPS failure or auto
bypass setting.
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