Acer 6800 - Manual (Page 68)

5 Upgrading your computer 60
Replacing the Veriton 6800/7800's hard disk
Follow these steps to replace your computer's hard disk:
1
Remove the side panel.
2 Detach the power and hard disk cables from the hard disk(a).
Detach the hard disk from the drive frame (b).
3 Insert the new hard disk into the frame (a).
Connect the power and hard disk cables to the new hard disk (b).
Note: Make sure that the other ends of the disk cables are securely
connected to their corresponding connectors on the mainboard.
4 Replace the side panel. See "To replace the side panel" on page 53.