Re: hl-dt-st dvdram gsa-4082n ata device

Hi rajeevkumar30. Without knowing the computer model number, I have found you a generic troubleshooting guide.
CD/DVD Drive Is Not Detected (Windows 7)
http://h10025.www1.hp.com/ewfrf/wc/document?cc=us&dlc=en&docname=c01895589&lc=en&jumpid=reg_r1002_usen_c-001_title_r0008

if you can get the model number, I can check to see if there are any documents specific to your computer, and drive.
<How Do I Find My Notebook Model Number>: http://h10025.www1.hp.com/ewfrf/wc/document?lc=en&cc=us&docname=c00033108
<How Do I Find My Desktop Model Number>: http://h10025.www1.hp.com/ewfrf/wc/document?cc=us&lc=en&dlc=en&docname=bph07555