ResMed 2011-09, 248551/1 manual Other troubleshooting

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Problem / possible cause	Action

LCD: Low FiO2 Level!

FiO2 has dropped below the pre-set alarm level.

•Perform FiO2 sensor calibration.

•If the problem persists contact your clinician.

LCD: High FiO2 Level!

FiO2 has exceeded the pre-set alarm	• Perform FiO2 sensor calibration.
level.	• If the problem persists contact your
	clinician.

LCD: Keypad Failure!

One of the keys was held down for more	Remove any blockages from the keypad.
than 10 seconds or got stuck.

LCD: Attention High Temp [42, 43, 44, 45]!

The temperature inside the device is high.

Ensure the ambient temperature conditions are within the specified operating range.

LCD: Internal Battery Use!

The device is using the internal battery.

Check if the power cord is properly connected to the device if you want to run from mains power.

Press the Alarm mute button to cancel the alarm.

LCD: External DC Power Use!

The device is powered by an external battery.

Check if the AC power cord is properly connected to the device if you want to run from mains power.

Note: The alarm will be cleared automatically after one minute.

Other troubleshooting

Problem / possible cause	Solution

No display

Power failure. The device stops delivering air pressure.

Remove the mask or the catheter mount from the tracheostomy tube until power is restored.

Power not connected or device is not switched on.

Ensure the power cord is connected and press the switch at the back of the device once.

Treatment pressure seems low

Ramp time is in use.	Wait for air pressure to build up.
Air filter is dirty.	Replace air filter.

Air tubing is kinked or punctured.	Straighten or replace tubing.

Air tubing is not connected properly.	Connect the air tubing firmly at both
	ends.

Mask and headgear not positioned correctly.

Adjust position of mask and headgear.

Plug(s) missing from access port(s) on	Replace plug(s).
mask.

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Contents User Guide StellarRespiratory Care Solutions Making quality of care easy Stellar 100 Stellar Contents Cleaning and maintenance Indications for use IntroductionContraindications Adverse effectsStellar at a glance Patient interface Internal batteryHumidification ResMed USB stickMobile use Setting up for noninvasive useAttaching the H4i heated humidifier for noninvasive use Setting up for invasive useHmef Adding supplemental oxygen Working with other optional accessoriesAttaching the pulse oximeter Using the FiO2 monitoring sensor Starting therapy using oxygenStopping therapy using oxygen Attaching an antibacterial filter Connecting a sensorAbout the control panel Stellar basicsPerforming a functional test Starting therapyLCD screen Stopping therapy Starting therapyCheck the FiO2 monitoring sensor if in use Check pulse oximeter if in useWorking with alarms Turning off the powerUsing mask-fit Tailoring treatment setup optionsUsing the menus Enu Options Enu Alarm Settings Alarm VolumeOptions On, Auto Setup menu Configuration MenuParameter Description Event Summary Info menuUsed Hours Device InformationDaily Cleaning and maintenanceData management Monthly WeeklyReplacing the air filter DisinfectionAlarm troubleshooting TroubleshootingMultipatient use ServicingLCD High Temperature 10, 11, 12 Problem / possible cause Action LCD Internal Battery EmptyLCD System Failure LCD Over PressureLCD Internal Battery Low Problem / possible cause Action LCD Circuit disconnectedLCD Low Minute Ventilation LCD Low Respiratory Rate!, High Respiratory RateOther troubleshooting Device does not start when you breathe into the mask Problem / possible cause SolutionDevice does not stop when you remove your mask Treatment pressure seems highTechnical specifications Dimensions L x W x H Alarm Volume RangeWeight Air outlet Power supplyAir travel requirements IECClassifications Vrms General warnings and cautions SymbolsGeneral warnings and cautions Product Warranty period Limited warrantyApac