Okay.. is not a tutorial for the noob because I just don't have time to type it up in detail. However, I will say I just spent the past 3 hours trying to figure things out and maybe this will save you some time... It works..
I can't remember if it was VZAcessManager or the Alltel Vista 64bit...
64-bit
alltel
connection
device manager
drivers
hardware id
installation
mobile
network
network devices
pantech
quicklink
setup
troubleshooting
tutorial
um175al
usb
usb drivers
vzacessmanager
windows 7