Instructions for use | Atlan A100 (XL), A300 (XL), A350 (XL) SW 2.1n 259
Troubleshooting
!!! 0 Loss of data An internal memory failure
has occurred. System data
and system settings are lost.
Check current settings and
default settings.
Call Dräger.
! 50 Maintenance will be due
soon
Maintenance will be due
within the next 30 days.
Call Dräger.
Use "ALARM RESET" to
reset alarm.
! 255 Measured gas concentra-
tions out of range
The measured values are out
of the measurement range.
Check patient condition.
Check the vaporizer setting
and the fresh-gas settings.
Use an alternative gas mea-
surement system.
Perform the system test.
! 255 Measured gas concentra-
tions temporarily inaccu-
rate
The sensor has not yet
warmed up.
Wait for the automatic cali-
bration.
The ambient air used for cali-
brating the sensor was
impure.
Position the device in an
environment with clean ambi-
ent air.
Wait for the automatic cali-
bration.
! 0 MEDIBUS COM 1 failure Communication via the cor-
responding COM port is
interrupted.
Re-establish the connection.
Use "ALARM RESET" to
reset alarm.
The configured baud rate is
not sufficient for the amount
of data to be transferred.
Increase the baud rate.
Check the configuration of
the external device.
! 0 MEDIBUS COM 2 failure Communication via the cor-
responding COM port is
interrupted.
Re-establish the connection.
Use "ALARM RESET" to
reset alarm.
The configured baud rate is
not sufficient for the amount
of data to be transferred.
Increase the baud rate.
Check the configuration of
the external device.
!! 30 Minute volume high Upper alarm limit for the min-
ute volume has been
exceeded.
Check spontaneous breath-
ing.
Check ventilation settings
(e.g., VT, Pinsp, RR).
In PSV mode, correct the trig-
ger threshold if necessary.
Check alarm limit.
Flow measurement is inaccu-
rate.
Replace the expiratory flow
sensor. Perform the leakage
test.
Priority Alarm Cause Remedy
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