|No, the IRQ assignments are made by the BIOS on modern systems. You can alter the assignments in two ways. First, if some of the devices are add in cards you can move them to different slots. |
In the case of Laptops you only have the option of BIOS assignment. I don't know how much flexibility your will have with USB stuff.
Why are you using an external sound card? Today, most computers have pretty good integrated sound. I didn't pull up specs on your unit but many laptops have HD sound.
Did you downgrade from Vista by chance?