HP EliteBook 820 G1 Notebook PC - Manual (Page 51)

6. Remove the service door (see Removing or replacing the service door on page 39 ) and the
battery (see Inserting or removing the battery on page 31 ).
7. Loosen the 4 hard drive door screws (1). Pull the cloth hard drive tab (2) upwards, and then
remove the drive.
Replacing or upgrading the hard drive 41