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Indication
LED 12 goes ON and
the buzzer sounds contin-
uously.
Signification
UPS electronics have detected a UPS fault.
◗ The connected equipment is no longer supplied.
The equipment connected to the UPS is no
longer protected.
Correction
Call the after-sales support depart-
ment.
Indication
LED 13 flashes and
the buzzer beeps once.
LED 12 flashes.
Signification
UPS overload. The power drawn by the connected
equipment exceeds UPS capacity.
A battery fault was detected during the automatic bat-
tery test.
Correction
Check the power drawn by the
equipment and disconnect any
non-priority devices.
Replace the battery module (see
section 4.2).
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Troubleshooting requiring MGE UPS SYSTEMS after-sales support
4. Maintenance
4.1 Trouble-shooting
Troubleshooting not requiring MGE UPS SYSTEMS after-sales support (all versions)