Troubleshooting
Software Version
Bootloader Version
5.1.2 Viewing the Alarm Code History
This procedure displays the 20 most recent alarm
codes along with the date, time and cumulative
hours of operation when each alarm occurred.
The concentrator must be Off and connected to
external power to perform this procedure.
Sample Alarm Code Display Screens
The initial “0x” portion of the alarm code is not
shown in the alarm code history screens.
1.
Ensure that the unit is powered off and connected to
an external power source.
2.
Press and hold the audio off button (mute)
C
.
After 5 seconds, the most recent alarm code and
its related information is shown on the display
screen. Refer to the table in alarm codes for
more information about the alarm codes.
3.
Release the audio off button (mute).
4.
Press the audio off (mute) button to cycle forward and
display backlight
D
button to cycle backward through
the alarm codes.
5.
Press the flow selection
E
button to cancel viewing
the alarm codes.
5.1.3 Alarm Codes
Possible Reasons and Solutions are listed in order of
most likely to occur to least likely to occur.
Follow the steps in the order listed for the alarm
to clear.
1187375-B
23
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