Alpha Technologies Micro, Micro XL, Micro XL3 UPS - Manual (Page 88)

017-237-B0 Rev A 86
8. Troubleshooting
When the front panel alarm LED is illuminated or flashing, the Alpha Micro has a malfunction. The alarm and fault
submenus describe the malfunction. The Alpha UPS Monitor can also be used for troubleshooting.
8.1 Procedure
1. Press the SELECT button.
2. The LCD may display one or more conditions in the following table.
3. Press the SCROLL button to see if more than one malfunction is present.
4. To clear the malfunction from the screen, press and hold the SELECT button for 5 seconds.
Table S — Alarm Submenu
LCD Shows Problem Description What To Do
Over Load The Alpha FXM is overloaded. Remove excess loads.
Batt Temp High
The battery temperature is above the
specification limit.
If used, ensure that the battery fan
is working. Contact Alpha Technical
Support to purchase an upgrade if
required.
Batt Temp Low
The battery temperature is below the
specification limit.
Use optional battery heating mats or
heater. Contact Alpha technical support
to place the order.
Batt Low Warning
The batteries are almost discharged.
Also see “Adjusting and Controlling the
Alpha Micro, #35: Low Battery Warning
Voltage”.
Ensure that the Alpha Micro charger is
working. If the charging voltage is low,
the battery may need to be replaced.
FAN Alarm The fan has failed.
Contact Alpha technical support. The
fan is not a replaceable part.
Temp Probe Unplug The temperature probe is unplugged.
Plug it back into the Alpha Micro or
change the probe.
User Input Alarm
When the user input is shorted. See
“User Input: S2”.
Check the user input parameters.
In Freq Out Of Range
The line frequency is outside of the
Alpha Micro’s allowable range. The
Alpha Micro goes into Inverter mode.
Info only.
Weak Battery
The battery is being monitored
continuously in the background in
Line mode. This alarm is issued if the
battery did not pass the background
scan.
Check the battery life and replace the
battery if necessary.
Battery Test
The Alpha Micro is performing a battery
test.
Info only.
Batt Breaker Open The battery breaker is opened.
Ensure the battery breaker is
functioning.
Wrong_Softwre
The Alpha UPS Monitor is invalid (either
version or p/n).
Contact Alpha technical support.
AC_Brkr_Open The AC breaker is opened. Info only.