How to Reset a ResMed CPAP: AirSense 10 and 11 Instructions

Quick Answer

The ResMed AirSense 10 has two reset methods: a soft reset through Settings > Device > Reset Device that clears user preferences and therapy data, and a hard power cycle where you unplug the device for 60 seconds to clear a firmware freeze. The AirSense 11 equivalent is My Device > Factory Reset.

Most of the time when someone calls me about their CPAP acting weird, it's one of two things: a power surge scrambled the firmware and the screen's frozen, or somebody messed with the humidity and now they can't sleep. Here's the thing, a full factory reset won't touch your prescription pressure. That's locked behind a provider code. But if you're seeing a Heating Plate Error or Motor Life message, don't bother resetting. That's hardware, not software.

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How to Reset Your Resmed Cpap

I'd always tell people to try the power cycle first. Just unplug it for a full minute, plug it back in, and it doesn't touch your settings at all. But if you're handing the machine off to someone else, or the settings got so messed up you don't even know where to start, that's when you go into the menu for a full factory wipe. Either way, your doctor's prescription pressure stays put. The machine protects that behind a separate clinical menu.

Most Likely Causes

Based on aggregated repair data, here is the probability breakdown for this error code:

Settings accidentally changed and need restoring40%

Device screen frozen or unresponsive24%

Persistent software glitch after firmware update14%

Troubleshooting an unexplained error12%

Preparing device for a new user10%

Symptoms You May Notice

Screen froze on the startup logo or therapy summary and won't respond to the dial at all
Humidity feels way off even though you never touched the settings, like waking up with a completely soaked hose every morning
The ramp kicks up to full pressure almost immediately even though you had it set for a 20-minute ease-in
Machine powers on and makes an unusual click or tone before settling, then the display looks off from normal
Buttons and dial are completely unresponsive, or the menu navigation just stopped working

Tools Required for Diagnosis

SD card reader (optional, for backing up therapy data before reset)

Diagnostic Checklist

Follow these steps in order. We start with the easiest external fixes before opening up the machine.

Did the reset not work?

If the problem comes back after following these steps, a component has permanently failed and needs replacement. Check the specific error code your cpap is showing:

HUB Error →TROUBLESHOOT Error →DIAG-MODE Error →PROBLEMS Error →

Frequently Asked Questions

Will resetting my CPAP change my pressure settings?

Absolutely not. ResMed builds these machines with two distinct menus. The User Menu, which you see every day, only controls comfort features like how fast the air ramps up. The Clinical Menu is where your actual prescription lives. A standard reset only touches the user side. Your doctor's prescribed pressure is locked behind a specific button combination and isn't affected by a factory reset or a power pull. You'd need the provider access code to change any of that.

Will I lose my therapy data after a reset?

It depends on where the data lives. A factory reset clears the internal memory, so your usage hours and AHI history on the screen go back to zero. But your data's usually safe in the myAir cloud if your machine's been syncing via cellular. If you use an SD card for your doctor, pull the card out before you reset to prevent any file corruption. Seriously, do that first. It takes 2 seconds and saves you a real headache trying to explain missing compliance data to your insurance.

How do I reset my ResMed CPAP to give to someone else?

Do a full Factory Reset through the menu to clear your personal sleep data. You should also clear the SD card or just swap in a brand new one. Keep in mind the clinical pressure settings will still be at your prescription after the reset. The new user needs their own doctor or a DME technician to enter the Clinical Menu and set the pressure to their specific needs. Don't skip that step. Running at someone else's prescribed pressure isn't safe and won't treat their apnea correctly.

How long does a ResMed factory reset take?

Honestly, the whole thing takes maybe 3 minutes start to finish. Menu navigation takes about 30 seconds once you know where you're going. After you confirm the reset, the machine reboots automatically and comes back up in another 20-30 seconds. Then you need a couple minutes to get your comfort settings dialed back in to where you like them. The hard power cycle is even faster as far as button presses go, it's just the 60-second wait that's annoying. Set a timer, don't rush it, and you're good.

My ResMed AirSense is still frozen after a power cycle. Now what?

If you unplugged it for a full 60 seconds and the screen's still black when you plug it back in, that's past software territory. Try a different power outlet first, and make sure the cord is fully clicked into the back of the machine. Still nothing? Call your DME, the place that originally set up your equipment. If it's under warranty, ResMed covers the AirSense 10 and 11 for 2 years from purchase. Don't try to open the machine yourself. Nothing in there is user-serviceable and you'll void whatever warranty coverage you have left.

Related Resmed Cpap Error Codes

Code: HUBResMed CPAP Error Codes: Complete AirSense 10 and 11 Fault Guide Code: TROUBLESHOOTResMed CPAP Troubleshooting Guide Code: DIAG-MODEResMed CPAP Diagnostic Mode: How to Enter Code: PROBLEMSResMed CPAP Common Problems and How to Fix Them

Models Known to Experience RESET Errors

This repair applies to most Resmed cpaps with this error code. Common model numbers include:

AirSense 10 AutoSet, AirSense 10 CPAP, AirSense 10 Elite, AirSense 10 For Her, AirSense 11 AutoSet, AirCurve 10 VAuto, AirCurve 10 ST

Written by

Sarah Kim

Smart Home & Specialty Appliance Tech · 12 years experience

Last verified for technical accuracy on March 15, 2026