windows is not picking up cd drives

my friend just got connected to broadband since installing his usb bt modem, both his cd drives have not worked, in device manager they show are there but have a big fat ! next to them, saying something sbout an error code 39 when you go into their properties

  Joanne_1 21:18 22 Oct 03

Right click on the drives in device manager and uninstall them, then click scan for hardware changes or reboot the pc and the drives should reinstall themselves.

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