drsja

Distinguished
Jul 16, 2011
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18,510
I just removed my 4 256 memory cards from my dell dimension 5100 and replaced them with 4 1 gb cards...computer working fine except my usb ports are not recognizing my flash drives and my back upsystem...keyboard and mouse ok...any quick fixes to this?
 
G

Guest

Guest


Have you tried swapping around the hardware. Do the keyboard and mouse always work whatever port you use?

Try updating your motherboard drivers / BIOS. I there is a rare problem with USB2.0 devices and 4+ Gb of memory on some boards