Thank you all for your replies and suggestion. I decided to take the card out and make some changes to the clinicians menu. Lo and behold, the changes stuck. So there must be a file in the SD card which override any changes someone makes manually. I found the offending prescription file on the card,...

Hi all, Im a relatively new CPAP user and am starting to feel the benefits of CPAP therapy. I have a Philips Respironics Dreamstation CPAP Pro (fixed pressure) with a humidifier and have been wanting to change some of the settings on the machine. I have read the clinicians guide obtained from the Ap...