Thanks, Den. I have one. This machine does let the user change the PS. It was set at 4 when I got it and I didn't change it. I did get into the data. However, it doesn't seem to list nightly data. Only data for the past 7 days and past 30 days. Since last night was the first I used it, that info is ...

There should be more than minimum of 4 and max of 10 numbers available on a bipap. Can you go into the clinical setup mode again and this time write down all that you see including mode and the various pressure setting options you see? There should be a maximum PS setting when in auto bilevel mode....

Thanks for the quick reply, Den. That's helpful to know.

One more thing to add. No matter where I set the I and E pressures, there is only a 2 point difference in readings. Eg. At 4-10, the I only goes to 6... @ 5-11, it only goes 5-7

Thanks!

Long time reader/first time poster. Hello, all! I recently had to buy a used Respironics M Series Auto BiPap because my current machine died and I don't have insurance again until next January (don't ask!!!) I know how to access the clinician setup. I set the min-max to my numbers (4-10). At least t...