Dell Vostro 220 (Late 2008) - Manual (Page 67)

Drives
67
Vostro 220
6 For the Vostro 220s:
a Raise and hold the hard-drive release latch.
b Slide the drive partway out of the bay, rotate the back of the drive
upward until the drive is perpendicular to the drive cage, and guide
the screws through the cutaway channels in the drive cage until you
can lift the drive away from the computer.
c Repeat step a and step b for the second hard drive, if installed.
1 screws (4) 2 hard drive
3 power cable 4 data cable
2
1
4
3