how to get cd rom option in my computer if it doesn't show

[sourabh rawal]

my computer is not showing cd rom option in it after my computer is reboot by service technician .my copmuter is not able to read cd,dvd.if i start nero then i get success is making cd or dvd but when i check on then that is empty .my pc is of 64 bit window 2007 home basic

plz help me

 

[Saga Lout]

The answer might be here in this Microsoft KB Article:- http://support.microsoft.com/kb/314060