Intel W653UI1 - Manual (Page 19)

User's Guide Before You Begin
• When no card (MMC/ SD/ MS/ MS-Pro Cards) is inserted into the media card slot,
make sure this card slot is covered by the “media card slot door” as supplied together
with this notebook. The purpose of this “media card slot door” is to prevent foreign
matters from entering into the system unit through this card slot, when no card is
inserted. When inserting this “media card slot door”, please make sure the arrow is on
the topside as shown above. Inserting this door upside down may cause damage to
your notebook.
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