Do not drop or apply any shock to the hard disk drive (HDD). The HDD is sensitive to physical shock. Incorrect handling can cause damage and permanent loss of data.
Before removing the HDD, make a backup copy of all the information on the drive if possible.
Never remove the drive while the system is operating or is in suspend mode.
The is HDD attached to the cover.
Use a 2.5mm Allen wrench to remove the security screw.
When installing, make sure that the hard disk drive connector is firmly connected.