BeneVision N Series Patient Monitor Operator’s Manual D - 13
D.2.19 EWS Technical Alarms
XX represents RR, SpO2, Supp. O2, Temp, BP, HR, Consciousness, Blood Sugar, Urine Output, Catheter, 
Pain Score, Pain, EtCO2, FiO2, Airway, or Customer defined parameter.
D.2.20 Power Supply
 
Technical Alarm Messages
Note: XX represents 2.5 V, 3.3 V,5 V, or 12 V.
D.2.21 Recorder Technical Alarm Messages
Alarm message Default priority
Indication on 
alarm reset
Cause and solution
EWS param XX is timeout Low A The manually input parameter is timeout. Input a 
parameter numeric again.
EWS score needs to be 
confirmed
Low A Confirm to save or give up current score.
Alarm message Default priority
Indication on 
alarm reset
Cause and solution
Low Battery Med C Connect the monitor to an AC power source and 
allow the batteries to charge.
Critically Low Battery High C Connect the monitor to an AC power source and 
allow the batteries to charge.
Battery Service Required
(N22/N19)
Low B The battery reaches its lifetime. Replace the 
battery.
Battery Overload (
N22/
N19
)
High C Too many parameter modules are connected, 
causing system overload and high power 
consumption. Use AC power supply.
Power Board Comm Error High C Restart the monitor. If the alarm persists, contact 
your service personnel.
Battery Error High C The battery may fail. Contact your service 
personnel.
Battery Charging Error 
(
N22/N19)
High C The charging circuit fails or the battery fails. 
Contact your service personnel.
RT Clock Need Reset High C Contact your service personnel.
RT Clock Not Exist High C Contact your service personnel.
XX V Too High High C There is a problem with the system power supply. 
Restart the monitor.
XX V Too Low High C
Alarm message Default priority
Indication on 
alarm reset
Cause and solution
Recorder Init Error Low A An error occurred during the recorder 
initialization. Replug the module. If the alarm 
persists, contact your service personnel.
Recorder Comm Error Low A Replug the recorder and restart the monitor if not 
solved. If the alarm persists, contact your service 
personnel.
Recorder Unavailable Low A Recorder module failure. Replace the module.