My Windows XP Home edition no longer can read my USB stick(s).
Yet the stick(s) work on other computers.
Trouble shooter says the device is working ok but looking at properties it
says the file format is "RAW" and wants to reformat the stick. Even if I say

I am running XP Pro and sometimes when I try to burn a CD, the D: Drive icon
is gone or disappears while I am looking at it. When I reboot, its there and
I can burn the CD? Sometimes it burns fine, other time it is gone? This has
happened approx. 20-25 times?

I have 2 Dell laptops with same hardawre configuration, 4 GB RAM and Windows
XP Pro SP2.
They have been bought in an interval of one month so BIOS is not exactly at
the same version.

Hello, I have a CNC control running XP Embedded. It communicates to the host
computer via USB to serial adapter. The communications work until the machine
runs a large program. After that the software give an error. "unable to open
port"  I believe something is killing power to ...