Product Manual

Patient Monitor User Manual Alarms
- 35 -
5.5 Latching Alarms
To configure the alarm latching setting, select Menu > Maintenance > User Maintain > Alarm
Setup and choose Alarm Latch which can be set to On or Off. When it is set to Off, alarm
indications end when the alarm condition ends. When it is set to On, the visual alarm indication
and audio alarm indication are still displayed after the alarm condition ends; meanwhile, the
alarm time is also displayed for the latched alarm for your reference. The indication lasts until
you acknowledge the alarm.
You can use the permanent key on the screen to acknowledge the latched alarm.
5.6 Disabling Sensor Off Alarms
To set sensor off alarm, please select Menu > Maintenance > User Maintain and enter the
required password. Then select Alarm Setup and set Sensor Off Alm from the pull-down list. If
it is set to On, and a sensor off alarm occurs, after pressing the hardkey or permanent
key the user can disable the audio alarm signal, however, the visual alarm indications
are still displayed. If it is set to Off, and a sensor off alarm occurs, after pressing the hardkey
or permanent key , sensor-off status will be announced with a prompt message. It
means there’s no audio alarm signal and alarm indicator, but prompt information displayed.
In Menu > Maintenance > User Maintain > Alarm Setup, SpO
2
Sensor Off and ECG Lead
Off alarm level can be adjusted as High, Med. or Low. These alarm levels are set to Low by
default.
5.7 Testing Alarms
When you switch the monitor on, the monitor will prompt one “Di” tones that means the audio in
selftest is normal. Meantime, you must check that the alarm indicator lights are normal. This
indicates that the visible and audible alarm indicators are functioning correctly. For further testing
of individual measurement alarms, perform the measurement on yourself or use a simulator.
Adjust alarm limits and check that appropriate alarm behavior is observed.