Dell Vostro 220 (Late 2008) - Manual (Page 47)

Computer Cover
47
Computer Cover
CAUTION:
Before working inside your computer, read the safety information that
shipped with your computer. For additional safety best practices information, see
the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
CAUTION:
To guard against electrical shock, always unplug your computer from
the electrical outlet before removing the cover.
CAUTION:
Do not operate your equipment with any cover(s) (including computer
covers, bezels, filler brackets, front-panel inserts, and so on) removed.
NOTICE:
Ensure that sufficient space exists to support the system with the cover
removed—at least 1 ft (30 cm) of desktop space.
NOTICE:
The procedure for removing and replacing the computer cover is
identical for the Vostro 420, Vostro 220, and Vostro 220s computers; the illustration
provided is for example only and may not represent your particular computer
precisely.
Removing the Computer Cover
1 Follow the procedures in "Before Working on Your Computer" on page 35.
2 Lay the computer on its side, with the cover facing up.
3 Remove the two thumbscrews securing the cover.