Basic Operation
Buttons (Front Panel)
"ON/OFF/STANDBY" Button
• To turn the UPS ON: With the UPS plugged into a live AC wall outlet*,
• To turn the UPS OFF: With the UPS ON and receiving utility power, press
* After you plug the UPS into a live AC outlet, the UPS (in "Standby" mode) will
automatically charge its batteries, but will not supply power to its outlets until it is
turned ON. ** The alarm will beep once briefly after the indicated interval has passed.
*** If fully charged.
"MUTE/TEST" Button
To Silence (or "Mute") UPS Alarms: Briefly press and release the MUTE/
TEST button.*
To Run a Self-Test: With your UPS plugged in and turned ON, press and
hold the MUTE/TEST button. Continue holding the button until the alarm
beeps several times and the UPS performs a self test. See "Results of a
Self-Test" below. Note: you can leave connected equipment on during a self-
test. Your UPS, however, will not perform a self-test if the UPS is not turned
on (see "ON/OFF/STANDBY" Button description).
CAUTION! Do not unplug your UPS to test its batteries. This will
remove safe electrical grounding and may introduce a damaging surge
into your network connections.
Results of a Self-Test: The test will last approximately 10 seconds as the
UPS switches to battery to test its load capacity and battery charge.
• If the "OUTPUT LOAD LEVEL" LED remains lit red and the alarm continues
• If the "BATTERY WARNING" LED remains lit and the alarm continues to
*Overload alarms and battery alarms only.
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press and hold the "ON/OFF/STANDBY" button for one second.** Release
the button. If utility power is absent, you can "cold-start" the UPS (i.e.:
turn it ON and supply power for a limited time from its batteries***) by
pressing and holding the "ON/OFF/STANDBY" button for one second.**
and hold the "ON/OFF/STANDBY" button for one second.** Then unplug
the UPS from the wall outlet. The UPS will be completely OFF.
to sound after the test, the UPS's outlets are overloaded. To clear the
overload, unplug some of your equipment and run the self-test repeatedly
until the "OUTPUT LOAD LEVEL" LED is no longer lit red and the alarm is
no longer sounding.
CAUTION! Any overload that is not corrected by the user
immediately following a self-test may cause the UPS to shut down
and cease supplying output power in the event of a blackout or
brownout.
sound after the test, the UPS batteries need to be recharged or replaced.
Allow the UPS to recharge continuously for 12 hours and repeat the self-
test. If the LED remains lit, contact Tripp Lite for service. If your UPS
requires battery replacement, visit www.tripplite.com to locate the specific
Tripp Lite replacement battery for your UPS.
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