if it bothers you, you could dl hitatchi feature tool and enable acoustic management. after doing so you can barely even hear it in a silent room while booting, at the cost of a few milliseconds seek time. do a search on this forum, someone even posted a bootable iso of it.
sometimes the router can only forward ports to only one local ip, so if you have multiple computers on the network, this could be your problem. try shutting them all down and rebooting them in order so that your laptop has the ip adress the ports are being forwarded to.
well if you plug the computer into the tv then start up it should automatically display it on the tv. if, however, you want to say, watch a movie with media player, you have to go to the overlay tab in the ati options and endable clone mode i think. maybe someone can confirm this?