bevor Installation suse linux - any hardware questions

Hello,

i will install suse only when work my hardware. I (absolut new in linux) have a look to suse with live cd, and i think its a good system.
But how I became to work my hardware (HP Laserjet 5P) my scanner (AGFA Snapscan 1212U) my webcam (Logitec Communicate deLuxe)
I need to an FAX- Programm, a programm to convert documents in PDF and an global working Messenger. Last Question: what is the best main-and graphic chipset for linux?