Troubleshooting - GE LanPro 11 U User Manual

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Whenever a malfunction occurs, first check external factors (e.g connections, temperature, humidity or load) to
determine whether the problem is caused by the unit itself or by its environment. Subsequently check whether the
breakers/switches on the rear panel (fig. 19, 7-8-9) are in 'on' position. Always check these external factors before
concluding that your LanPro
The front screen will indicate the problem and solution (if the problem is due to environmental circumstances). If the
solution is not shown on the screen, please contact your dealer.
During the self-test, performed immediately after start-up, the UPS may detect a system failure. In this case a
message is displayed for 30 seconds before the self-test is repeated. If the faulty situation persists, please contact
your dealer.
(One of) the following messages can be displayed:
* If absence of input power (utility failure, maintenance work) is expected to last longer than a few hours, switch off
the UPS to save battery power. If the UPS input power is absent for several days and the UPS remains on under no-
load conditions, the batteries can be discharged very deeply, resulting in a short battery life time.
LX: OPM_LPA_11U_5K0_10K_1US_V021

9 - Troubleshooting

®
-U UPS is faulty.
One or more voltages of the internal power supply is (are) outside tolerance.
Please contact your dealer.
An external AC voltage (not the UPSs output voltage) was detected on the
output terminals. Please contact your dealer.
The internal battery fuse is defective. Please contact your dealer.
The battery extension circuit breaker is in 'the off' position. Please switch it to
'the on' position.
Malfunction of the battery charger. Please contact your dealer.
Malfunction of the input circuit: voltage delivered is too high. Please contact your
dealer.
The temperature of (one of) the components is (still) too high. See section
5.3.2.
The battery voltage is too low to allow start-up. Wait for a few hours, leave the
UPS switched on.*
Malfunction of input circuit: voltage delivered is too low. The batteries may be
faulty or depleted. Wait for a few hours, leave the UPS switched on.*
Hardware output voltage detection 'Q4' is active. Please contact your dealer.
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GE Digital Energy
GE DE LanPro-11U UPS: Installation / User Manual 2.1 (US)