APC 3000VA - Manual (Page 22)

20
P ROBLEM AND P OSSIBLE C AUSE S OLUTION
A LL INDICATORS ARE LIT AND THE UPS EMITS A CONSTANT BEEPING
Internal UPS fault. Do not attempt to use the UPS. Turn the UPS off and have it
serviced immediately.
A LL INDICATORS ARE OFF AND THE UPS IS PLUGGED INTO A WALL OUTLET
The UPS is shut down and the bat-
tery is discharged from an extended
outage. None. The UPS will return to normal operation when the power
is restored and the battery has a sufficient charge.
T HE REPLACE BATTERY LED IS LIT
Weak battery. Allow the battery to recharge for at least four hours. Then, per-
form a self-test. If the problem persists after recharging, replace
the battery.
Replacement battery not connected
properly. Check that the battery connector is fully engaged.