User Manual

Table Of Contents
ExpressionMR400InstructionsforUse MaintenanceandTroubleshooting1411
Testing Alarms
Note
If a problem with the alarm sound or messaging system is suspected, discontinue use of the
MR400 and immediately refer it to authorized service personnel for evaluation.
Toverifythealarmfunctions
Step Action
1Withthe MR400turnedonandnotinsuspendmode,ensurethat
AlarmSoundisturnedonintheAlarmsmenu.
2MakesurethattheloweralarmlimitforSPO2isnotoff.
3CheckthebatteryindicatoronthewSpO2moduletoensurethat
enoughcharge
exists:
Greenbatteryindicator=Charge sufficient;proceedtostep5.
•Redbatteryindicator=Chargelow;proceedtostep4.
Seepage211fordetails.(Also,youcanreferencethestatus
informationpane;seepage216.)
4Insertachargedmodulebattery intothewSpO2moduleandthen
recheckthe
batteryindicatortoensureasufficientchargebefore
proceeding;seepage126.
5CheckthenetworkchannelindicatoronthewSpO2moduleto
ensurecommunicationisestablishedwiththeMR400:
Steady=Goodcommunication;proceedtostep7.
Flashing=Nocommunication;proceedtostep6.
Seepage211fordetails.(Also,
youcanreferencethestatus
informationpane;seepage216.)
6EnsurethatthewSpO2moduleiswithin9.1m(30feet)ofthe
MR400,inthesameMRIroomorinthesameshieldedroom,andis
settothesamewirelessnetworkchannelusedbytheMR400;see
page
129.
7PlacetheSPO2attachmentonyourfingerandwaitforavalueto
appearintheSPO2VSbox.