User Manual BE550MC6
Troubleshooting
Problem and Possible Cause Solution
The Back-UPS will not turn on
The Back-UPS has not been turned on. Press the Power On button.
The Back-UPS is not connected to utility power, there is no
utility power available at the wall outlet, or the utility power is
experiencing a brownout or over voltage condition.
Ensure the power cord is securely connected to the wall outlet,
and that there is utility power available at the wall outlet.Where
applicable, check that the wall outlet is switched on.
The Surge Protection outlets have no power
The surge protection outlets are experiencing an overload
condition.
Remove all nonessential equipment connected to the surge
protection outlets. Push the Circuit Breaker Reset button located
on the side of the unit.
The Back-UPS is not connected to utility power, there is no
utility power available at the wall outlet, or the utility power is
experiencing a brownout or surge condition.
Ensure the power cord is securely connected to the wall outlet,
and that there is utility power available at the wall outlet, (check
that any switch for the wall outlet is on).
Connected equipment loses power
Equipment is connected to the surge protection outlets. Make sure the equipment that must remain functioning during a
power failure, is plugged into the battery backup outlets.
A Back-UPS overload condition has occurred. Remove all nonessential equipment connected to the outlets.
One at a time reconnect equipment to the Back-UPS.
The Back-UPS battery is completely discharged. Connect the Back-UPS to utility power and allow the battery to
recharge for 16 hours.
PowerChute software has performed a shutdown due to a power
failure.
The Back-UPS is operating normally.
The Back-UPS may require service. Contact APC Technical Support for more in depth
troubleshooting.
The Back-UPS is on and the Replace Battery LED flashes and the unit emits a constant tone
The battery is disconnected. Refer to “Specifications” on page 1.
The Power On LED is illuminated and the Back-UPS beeps four times every 30 seconds
The Back-UPS is operating on battery power. The Back-UPS is operating normally on battery power. At this
point the user should save all open files, and shutdown the
computer. When utility power is restored the battery will
recharge.
The Building Wiring Fault LED illuminates
A building wiring fault exists. Do not operate the Back-UPS, this will void the warranty. Call a
qualified electrician to correct the building wiring fault.
The Back-UPS has an inadequate battery runtime
The battery is not fully charged. Leave the Back-UPS connected to utility power for 16 hours
while the battery charges to full capacity.
The battery life cycle is near completion. As the battery ages the runtime capability decreases. To order a
replacement battery contact APC at www.apc.com.
The Back-UPS is sending no Modem/Phone/FAX signal
The data line from the ISP or wall outlet is connected to the
wrong port on the Back-UPS.
The data ports on the Back-UPS are labelled. Check to be sure
they are connected properly.
The connection from the Back-UPS to the internet is lost during a power outage
The modem has lost power. Connect the modem cable into one of the surge protection
outlets.
(2 pages)
(8 pages)
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