14
P
ROBLEM AND
P
OSSIBLE
C
AUSE
S
OLUTION
BYPASS
LED
ILLUMINATES
The bypass switch has been
turned on manually or through
an accessory.
If bypass is the chosen mode of operation, ignore the illuminated LED.
If bypass is not the chosen mode of operation move the bypass switch on the
back of the UPS, to the
normal
position.
FAULT AND OVERLOAD
LED
S ILLUMINATE
;
UPS
EMITS A SUSTAINED ALARM TONE
The UP S has ceased sending
power to connected equipment.
The connected equipment exceeds the specified “maximum load” as defined in
Specifications
in the Quick Start Guide .
Disconnect nonessential equipment from the UPS to eliminate the overload
condition.
Press the OFF button, then the ON button to restore power to connected
equipment.
FAULT
LED
ILLUMINATES
Internal UPS fault.
Do not attempt to use the UPS. Turn the UPS off and have it serviced
immediately.
REPLACE BATTERY
LED
ILLUMINATES
Replace Battery
LED flashes and
a short beep is emitted every two
seconds to indicate the battery is
disconnected.
Check that the battery connectors are fully engaged.
Weak battery.
Allow the battery to recharge for 24 hours. Then, perform a self-test. If the
problem persists after recharging, replace the ba ttery.
Failure of a battery self-test.
The UPS emits short beeps for one minute and the
Replace Battery
LED
illuminates. The UPS repeats the alarm every five hours. Perform the self-test
procedure after the battery has charged for 24 hours to confirm the
Replace
Battery
condition. The alarm stops and the LED clears if the ba ttery passes the
self-test.
UPS
OPERATES ON BATTERY ALTHOUGH LINE VOLTAGE EXISTS
Very high, low, or distorted line
voltage. (Inexpensive fuel
powered generators can distort
the voltage.)
Move the UPS to a different line circuit. Test the input voltage with the utility
voltage display.
DIAGNOSTIC UTILITY VOLTAGE
All five LEDs are illuminated.
The line voltage is extremely high and should be checked by an electrician.
There is no LED illumination.
If the UPS is plugged into a properly functioning utility power outlet, the line
voltage is extremely low.
ONLINE
LED
There is no LED illumination.
The UPS is running on battery, or it is not turned on.
The LED is blinking.
The UPS is running an internal self-test.
