Sony PCV-R545DS Online Help Center (VAIO User Manual) Owner's Manual page 323

Inserting an Add-in Board
Your computer has two open PCI expansion slots, enabling you to install add-in boards to expand
the functionality of your system. In PCV-R547DS and PCV-R549DS, slots 2 and 3 are available. In
PCV-R545DS, slots 3 and 4 are available.
Some models, such as Configure-to-Order systems,may already contain installed add-in cards.
To insert an add-in board
Make sure you observe the proper safety precautions when you add boards to your Sony computer. See
Notes on Use in the VAIO
1. Shut down your computer and turn off all peripheral devices, such as your printer.
2. Unplug your computer and any peripheral devices.
3. Remove the cover as described on page
4. Locate one of the available expansion slots. Remove the screw, and then remove the slot
cover.
1. Install the add-in board by plugging it into the expansion slot.
Consumer Information Guide .
Removing the Cover.
Page 323