how can i boot G55 from dvd without messing with bios?on my pc i hit f8 and boot device option poping up during start but still didn't suceed at g55 !don't want to use bios

himy G55 sound sux badly !! at highest level all option max its not even 40% of z500 max option.it bothering me sepecially when i m hearing musics,can,t hear lot of details ! anyway i can make it louder or enchant it? or its just asus and it sux ?!bt...

how can i turn off touchpad? fn+f9 not working!just bought this G55is it something wrong? or its just how asus laptops are?its not possible playing game with touchpad on...