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Thread ID: 68294 2006-04-23 21:14:00 how to tell usb1 or usb 2 petil (6119) Press F1
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448866 2006-04-23 21:14:00 hi wife has compac presario laptop 2143ap 1.66 ghz athalon bought on 10-12-03
im buying a portable dvd writer and need to know wether her laptop has usb 1 or 2 it has a cd reader but no writer it has fire wire can u tell by looking at ports or by going into operating system xp home cant find manual
thanks peter
petil (6119)
448867 2006-04-23 21:21:00 Look in device manager, under the USB controlllers entry.

See if any of the USB entries say something like:

Intel(R) 82801EB USB2 Enhanced Host Controller - 24DD

If there are no entries here, with "enhanced" in it, you haven't got USB2.

The ports will be 1.1

The option should also be in the BIOS. If there's a Hi Speed, and Full Speed option in the BIOS, you'll have USB2. The Hispeed option is USB2.
Speedy Gonzales (78)
448868 2006-04-23 21:22:00 Have a look in the Device Manager under Universal Serial Bus controllers.
If there is something like Enhanced PCI to USB then it will be USB 2.0
CYaBro (73)
448869 2006-04-23 21:42:00 or get an usb bar your know that's usb2...plug it in and see if you get that balloon telling you that this device and operate faster
if it shows up..then comp not usb2
heni72847 (1166)
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