ExpressCard Slot (Optional)
You can use Express cards using this slot.
The ExpressCard slot can be regarded as the next generation PCMCIA card specification and supports LAN, TV Tuner and Sound cards. This computer’s slot supports the Express Card/34 specification.
You can only use it after installing Windows XP or Windows 7/Vista.
Before You Start!
Remove the dummy card installed to protect the slot first. Lightly push the dummy card of the slot. The dummy card pops up. Eject the dummy card.
This slot is a ExpressCard slot. You cannot connect a PCMCIA card here.
To insert a card
Insert a card into the slot on the side of the computer.
ExpressCard slot 
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