Hello, I have a denon dvd-3800 USA version manufactured on april 2002. I like to update to have multiregion support, I have see the www.geocities.com/3800 web site but I am not sure which software upload to my machine. Somebody could give me an detailled explanation PLEASE! On the other hand, my machine reads all disk fine except the DVD-R disks, when I tray to read many diferents DVD-R disks, many times it freeze. Thanks.