B30 Patient Monitor
10-2
Messages
Table 10-1 Messages
Message Explanation What to do
Air leakage Air leak in cuff or hose.
• NIBP: Check all connections and
test tightness using Venous Stasis.
Alarms acknowledged (from
Central)
Silenced alarms remain silent. New
alarms will have an audible sound.
(Can be done using the Central).
• If required, turn on the alarms
through
Alarms Setup – Audio
ON/OFF – Activate Alarms.
Alarm setup changed from
Central
Alarm limits or arrhythmia alarm
priorities have been changed using
the Central.
• Check the alarm limits and the
arrhythmia alarm priorities; see
“Alarms” and “Troubleshooting”.
Alarms silenced from Central Alarms have been silenced using the
Central.
• If required, turn on the alarms
through
Alarms Setup – Audio
ON/OFF – Activate Alarms.
Apnea No breath detected for 20 seconds.
• Check the patient status.
• Check the ventilator and breathing
circuit.
Apnea deactivated The case has just been started or the
measurement has just been activated,
and apnea alarm is not active yet. It
will activate after 5 breaths.
• The message will disappear after
the monitor detects three breaths.
Artifacts Some artifacts (muscle activity, eye
movements etc.). may disturb certain
measurements.
• Calm the patient since patient
movements, shivering, deep
breathing, arrhythmia or irregular
beats may cause some
measurements to fail.
• If applicable, start a new
measurement.
Asystole No QRS detected in ECG.
• Check the patient status.
• Check the electrodes.
Battery low About 20 minutes of battery operation
time left.
• Replace the battery or connect the
monitor to power outlet.
Brady HR is equal to or below the lower
alarm limit.
• Check the patient status.
Calibr. error Unsuccessful gas calibration.
• Perform a new calibration.
Check D-fend The water trap is not attached.
• Check that the water trap is
properly attached to the module. If
the problem persists, contact
authorized service personnel.
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