ResMed S9 VPAP Tx manual Troubleshooting, Problem/Possible cause Solution, No display

Troubleshooting

If there is a problem, try the following suggestions. If the problem cannot be solved, contact your equipment supplier or ResMed. Do not attempt to open the device.

Problem/Possible cause	Solution
No display
Power is not connected.	Ensure the power cord is connected and the power outlet (if
	available) is on.
The DC plug is partially inserted into	Fully insert the DC plug.
the back of the device or inserted
too slowly.
The S9 VPAP Tx and H5i are not	Ensure that the S9 VPAP Tx and H5i are securely attached.
connected correctly.
Insufficient air delivered from the device
Air filter is dirty.	Replace air filter.
Air tubing is not connected properly.	Check air tubing.
Air tubing is blocked, pinched or	Unblock or free the air tubing. Check the air tubing for
punctured.	punctures.
Mask and headgear are not	Adjust position of mask and headgear.
positioned correctly.
Incorrect air tubing selected.	If you are using the SlimLine, Standard or 3 m air tubing ensure
	that you have the correct air tubing selected via the menu.
The H5i flip lid is not latched	Close the flip lid ensuring that it clicks into place.
correctly.
The H5i flip lid seal is not fitted	Make sure the flip lid seal is facing the right way up and fitted
correctly.	securely.
Mask vents might be blocked.	Check if you have sufficient venting. Unblock mask vents if
	necessary.
EPAP may be set too low.	Adjust EPAP settings.
There is excessive leak.	Adjust position of mask and headgear.
Pressure rises inappropriately
Talking, coughing or breathing in an	Avoid talking with a nasal mask on, and breathe as normally as
unusual manner.	possible.
Mask cushion is buzzing against the	Adjust the headgear.
skin.
Cushion seated incorrectly causing	Adjust headgear or re-fit cushion.
excessive leak.
Displays message: Heated tube fault, replace tube
Device has been left in a hot	Allow to cool before re-use. Disconnect the power cord and
environment.	then reconnect it to restart the device.
There is a fault in your ClimateLine	Discontinue using your ClimateLine or ClimateLineMAX heated
or ClimateLineMAX heated air tubing.	air tubing and contact your service provider. Use SlimLine,
	Standard or 3 m air tubing in the interim.

Displays message: High temperature fault, refer to user manual

Device has been left in a hot environment.

Allow to cool before re-use. Disconnect the power cord and then reconnect it to restart the device.

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