Sony PCG-F450 - Manual (Page 39)

Using PC Cards '
Using PC Cards
Your computer includes two PC card slots. PC cards allow you to connect
portable external devices such as another hard disk drive, or to connect a
network.
To insert a PC card
Use the lower slot for Type III PC cards.
1
Pull the PC card release button out from the computer and push it in
toward the computer.
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The PC card slots can accommodate two Type I or two Type II PC cards, or one Type III PC
card. These slots are compatible with Card Bus.
Some PC cards may require that you disable idle devices when using the PC card. You can use
Sony Notebook Setup to disable devices. See “Displaying the Sony Notebook Setup Screen”
in the online document Customizing Your VAIO ® Notebook Computer for details.
Be sure to use the most recent software driver provided by the PC card manufacturer.
If an “!” mark appears on the Device Manager tab in the System Properties dialog box,
remove the software driver and then reinstall it.
You may not be able to use some PC cards or some functions of the PC card with this
computer.
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You do not need to shut down the computer before inserting or removing a PC card.