http://kotaku.com/5802935/does-the-xbox-360s-new-disc-format-not-work-with-some-older-consoles http://www.joystiq.com/2011/05/18/new-xbox-360-update-incompatible-with-some-models-ms-offering-r/ New X360 Dashboard update may break disc-reading functionality in your 360, leading MS to replace it with a brandy-new 360 S w/…
http://support.xbox.com/en-us/Pages/default.aspx I am pretty sure you can register your xbox and check the warranty on it. Mine had an extended year that covered the 3 rings of death like 2 months ago. But i dunno more details on how this will work. My guess is, wait for the update, if it breaks your xbox send a request…
Perfect, my drive has been acting up for a while, stops reading disks until I open it up ans fiddle with it. Wonder if broken warranty seal excludes me from this though...
How can you even tell how long your warranty is? I got my Xbox as a gift about a year and a half to two years ago. It was one of the white xboxs, arcade I think.