Acer Altos R920 Series - Manual (Page 68)

3 System upgrade 50
5 Pull the lever and slide the carrier from the chassis (B).
6 Place the HDD carrier on a clean, static-free work surface.
7 If you are replacing a hard disk, remove the four screws that secure
the hard disk to the HDD carrier, then remove the disk from the
HDD carrier.
8 Keep the screws for later HDD installation.
To install an HDD:
Note: To purchase an HDD carrier, contact your local Acer
representative.
1 Perform steps 1 through 5 of the “To remove an HDD” section on
page 49.
A
B