4 pin audio connect question

[ingeborgdot]

On the back of the cd drive there is a 4 pin audio connect. It says to connect the cd drive here to the sound card. Why would you need to do this?

 

[ohGrFreak]

you don't.

 

[jaksback]

its for listening to cds thru your sound card or recording from them.

 

[ingeborgdot]

doh