optical audio on new PB 17"

[rogueKilla]

how do u use the optical audio input on the new 17" power books? i can’t seem to find any documentation anywhere.
is there an adapter u buy from apple or a third party?
thanks....

 

[Eniregnat]

ToslinkToslink-to-minijack

Search the Apple Store for a TOSLink .

Page 44 of PBG4 17" ManualConnecting Speakers and Audio Devices
...The port is a stereo 3.5 mini-phono jack, which does not provide power to a connected device, so you must use self-powered peripherals. Using a Toslink jack-to-miniplug adapter, you can use a Toslink cable to connect Digital Audio Tape (DAT) decks or digital instruments to input and mix your own music...