HP Pavilion XF315 Reference Manual page 37

2. Place the disk into the drive (label facing up) and gently press down until the disk
snaps onto the spindle.
–or–
Remove the disk.
3. Slide the tray back into the drive to close it.
If the notebook loses power, you can manually open the drive:
• Insert a pin or straightened paper clip into the emergency eject hole on the drive door
to open it.
Basic Operation
Operating Your Notebook
Reference Guide 37