Sony PCV-R528DS - Manual (Page 145)

i.LINK (IEEE-1394) Compatibility
The VAIO Digital Studio computer includes i.LINK (IEEE-1394) connectors. They are located on the front and back of
your system.
To connect an i.LINK (IEEE-1394) device
 Use the symbol to locate the
i.link
connector. Plug the i.LINK device into this connector.
See the manual that came with your i.LINK (IEEE-1394) equipped device for more information on setting it up and
using it.
Page 145