HP Compaq Presario,Presario 1700 Supplementary Manual page 56

Did you know...
If your Notebook power is off,
you will not be able to eject a
disc from the CD or DVD
drive. To remove a disc without
powering up your Notebook,
you must eject the disc from the
drive manually.
To remove a disc from the drive,
complete the following steps:
1. Press the Eject button on
the drive.
2. Remove a disc from the tray, gently pushing down on the
center spindle while pulling up on the outer edges. Avoid
touching the surface of the disc.
3. Push the tray back into the drive until it locks into place.
If you need to eject a disc when the power is off, complete the
following steps to eject the disc manually:
1. Make sure the power is off and any external power sources
are disconnected.
2. Insert a small rod or pin, such as a paper clip (approximately
1/16 inch in diameter and at least 3/8 inch in length) into
the Manual Eject Hole and push firmly as shown in the
figure above.
3. Remove the disc from the tray.
4. Gently push the tray back into the drive until it locks
into place.