3.4 Audible-tone Indicators
TYPE INDICATES
1 beep every 10 seconds Battery mode
2 beeps every second UPS warning
2 beeps every 5 seconds Low-battery warning
3 beeps every 30 seconds Replace-battery warning
Constant, solid tone UPS fault
3-second tone followed by 2 beeps Power-on in battery self-test mode
1 long tone Power off
3 beeps Manual battery self-test
Table 3.3 Tones and Beeps of the UPS
3.5 Warnings
The UPS has three early-warning indicators that allow the UPS to function normally for a short period
before the outputs are shut-off.
ICON
DISPLAYED
AUDIBLE TONE DESCRIPTION SUGGESTED TROUBLESHOOTING
1 beep every second
Output-overload. The load devices
plugged-in to the UPS output are drawing
more power than the UPS rating.
Reduce the load to below the UPS rating in the specifications
table, see Specifications on page 19.
Constant, solid tone
Site-wiringfault. Problem detected with the
outlet wiring to which the AC input of the
UPS is connected.
Power-off the UPS and contact an electrician to correct the
wiring. Possible causes are line and neutral are reversed or
there is no ground conductor.
3 beeps every 30
seconds
The battery is weak or damaged.
Charge the UPS battery for at least 12 hours, or replace the
battery, see Battery Replacement on page 18.
Table 3.4 Warning Indicators and Actions
3.6 Faults
The UPS displays fault codes when it detects a problem and automatically shuts-off output power.
FAULT
CODE
DESCRIPTION SUGGESTED TROUBLESHOOTING
E01 Output short circuit.
Turn-off the UPS, disconnect all loads, and restart the UPS.
• If the fault is still active, contact Vertiv technical support for a replacement.
• If the fault is no longer active, plug in equipment one at a time to locate the device
with the short circuit.
E02
Output overload exceeded warning
time, and output is shut off.
Turn-off the UPS, disconnect all loads, and restart the UPS. Plug in equipment one at a time and
make sure not to exceed the UPS rating for load capacity.
E03 Un-used. Un-used.
E04
Internal inverter circuitry failure
during start-up self-test.
Turn-off the UPS and call Vertiv technical support for a replacement unit.
E05 Battery-charge failure. Turn-off the UPS and call Vertiv technical support for a replacement unit.
E06 Internal battery is dead or damaged.
Charge the UPS for at least 12 hours or replace the battery, see Battery Replacement on page
18.
Table 3.5 Fault Codes and Actions
Vertiv | Liebert® PSA5™ Installer/User Guide | 14
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