Dell Technology Guide
Page 82
... may prevent the operating system from starting. The drive tray cannot eject (for your CD, DVD, or BD software. See "Running the Dell Diagnostics" on . Hard Drive Problems A L L O W T H E C O M P U T E R T O C O O L B E F O R E T U R N I N G I C S - A hot hard drive may cause noise, which does not indicate a defect in all DVDs work in the drive or the media. Optical Drive Problems NOTE...
... may prevent the operating system from starting. The drive tray cannot eject (for your CD, DVD, or BD software. See "Running the Dell Diagnostics" on . Hard Drive Problems A L L O W T H E C O M P U T E R T O C O O L B E F O R E T U R N I N G I C S - A hot hard drive may cause noise, which does not indicate a defect in all DVDs work in the drive or the media. Optical Drive Problems NOTE...