BenQ Joybook R55V User Manual page 10

Insert a Memory Stick, Memory Stick Pro, SD, or MMC memory card following
the direction indicated on the card to exchange files.
Connect digital camcorders and high-speed storage equipment to this
IEEE 1394 (FireWire) Port.
6 Getting started
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Connect USB peripherals to the USB port of your Joybook.
Output video images on your Joybook to a TV or AV device that has an S-Video
Input socket by connecting it to the S-Video Out socket on your Joybook.
Unless you intend to use the sound reproduction output of the built-in
Joybook speakers, you will also need to separately connect the Joybook
audio output socket to an appropriate sound reproduction device.