Quite a lot of TV's don't have such a connection nowadays. Others have.
If you can provide a link to user manual on the net, somebody can have a look for you to see if this one happens to have one and where it's located. But, hey, why not look yourself?
Hi, I want to connect a headphone station to a Samsung UE 32 6470 Can anyone tel me where the plug in on this TV set is?