Audio Pause Mode
Audio pause mode can is useful to temporarily silence alarms and to temporarily extinguish the
alarm light (for example, when changing ECG leads or during other user activities that might cause
a "false" alarm).
Audio pause mode is indicated when the Audio Paused alarm flag, the audio paused symbol (see
page 4‐4) and a countdown timer are displayed. (The 120‐second countdown timer period is not
user adjustable.) During this period, the audible alarm will be suspended for any new alarm
conditions that occur. Any messages related to other alarm sound states will be removed.
To activate Audio Pause
Press the Audio Pause key:
To deactivate Audio Pause
Audio Off Mode
In audio off mode, the alarm tone will cease, the alarm light will be extinguished, and the Audio
Off message and the audio off symbol (see page 4‐4) will be displayed. Any new alarm condition
will cause audio off mode to be exited and the alarm tone to be sounded. However, a current
alarm condition previously silenced will not sound again unless the condition returns within limits
and then violates a limit again.
Audio off mode allows you to disable the alarm tone and alarm light during an alarm condition,
while allowing new alarm conditions to reactivate all alarm functions. While the violation
continues, the numeric of the violated parameter will flash in priority color of the detected
An active silenced alarm may not be accompanied by the Audio Off message and symbol
and was self-corrected.
To activate Audio Off
Press the Alarm key.
To deactivate Audio Off
Press the Alarm key again.
4‐6 Alarms Expression MR400 Instructions for Use
If the alarm is not sounding, press the key once.
If the alarm is sounding, press the key twice.
Wait until the 120‐second countdown reaches zero (0), or
Press the Audio Pause key.
, if Audio Paused has been activated, or if a subsequent additional alarm has occurred