Dell DP61N User Manual page 13

6. Cannot insert
disc.
7. Cannot eject
disc.
6-1. Check to see that the system is powered up. (The indicator
LED light will blink on pressing the eject button on the drive.)
6-2. Press eject button to check if a media is inside the drive.
6-3. Turn off the drive (or PC) and then turn it on again. It will
reset and allow the drive to return back to normal condition.
7-1. Check to see that the system is powered up. (The indicator
LED light will blink on pressing the eject button on the drive.)
7-2. If a media is stuck in the drive, please turn off the drive (or
PC) then turn on it again. Under normal condition, it will reset
and allows normal operation of the drive to resume.
7-3. Use Emergency Eject instructions to eject a disc. Please refer
to the Using the Drive section.
7-4. If the system is capable of booting into an operating system,
attempt to issue an eject command from within the operating
system