120 TroubleshootingProblems writing to a CD-RW or DVD+/-RW driveC L O S E O T H E R P R O G R A M S — CD-RW and DVD+/-RW drives must receive asteady stream of data when writing. If the stream is interrupted, an erroroccurs. Try closing all programs before you write to the drive.T U R N O F F S L E E P S T A T E I N W I N D O W S B E F O R E W R I T I N G T O A CD/DVD D I S C —See "Power Management Modes" on page 56 for information on sleep modes.C H A N G E T H E W R I T E S P E E D T O A S L O W E R R A T E — See the help files for your CDor DVD creation software.The drive tray cannot eject1 Ensure that the computer is shut down.2 Straighten a paper clip and insert one end into the eject hole at the frontof the drive, then push firmly until the tray is partially ejected.3 Gently pull out the tray until it stops.The drive makes an unfamiliar scraping or grinding sound• Ensure that the sound is not caused by the program that is running.• Ensure that the disc is inserted properly.Hard drive problemsA 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 T O N — A hot hard drive mayprevent the operating system from starting. Try allowing the computer toreturn to room temperature before turning it on.Windows XP:1 Click Start and click My Computer.2 Right-click Local Disk C:.3 Click Properties→Tools→ Check Now.4 Click Scan for and attempt recovery of bad sectors and click Start.Windows Vista:1 Click the Windows Vista Start button and click Computer.2 Right-click Local Disk C:.