Trouble shooting – CyberPower Systems CPS525SL User Manual
Page 12
CPS525SL / CPS725SL
Guaranteed Uninterruptible Power System
10
TROUBLE SHOOTING
Problem Possible
Cause
Solution
Full-time
surge
protection
outlets stop
providing
power to
equipment.
Circuit breaker has
tripped due to an
overload.
Turn the UPS off and unplug at least one
piece of equipment. Wait 10 seconds,
reset the circuit breaker by depressing
the button, and then turn the UPS on.
Battery not fully
charged.
Recharge the battery by leaving the UPS
plugged in.
The UPS
does not
perform
expected
runtime.
Battery is slightly worn
out.
Contact CyberPower Systems about
replacement batteries at
The on/off switch is
designed to prevent
damage by rapidly
turning it off and on.
Turn the UPS off. Wait 10 seconds and
then turn the UPS on.
The unit is not
connected to an AC
outlet.
The unit must be connected to a
110/120v 60Hz outlet.
The battery is worn out.
Contact CyberPower Systems about
replacement batteries at
The UPS will
not turn on.
Mechanical problem.
Contact CyberPower Systems at
The serial cable is not
connected.
Connect the serial cable to the UPS unit
and an open serial port on the back of the
computer. You must use the cable that
came with the unit.
The serial cable is
connected to the wrong
port.
Check the back of the computer for an
additional serial port. Move the cable to
this port.
The unit is not providing
battery power.
Shutdown your computer and turn the
UPS off. Wait 10 seconds and turn the
UPS back on. This should reset the unit.
PowerPanel
™ is inactive
(all icons are
gray).
The serial cable is not
the cable that was
included with the UPS
unit.
You must use the serial cable that was
enclosed with the unit for the software
and unit to be able to communicate.