hi ive been given a packard bell diamond 1200 plus WIA scanner #3 for my laptop, i installed the disc and when i plug the scanner into my laptop it says found new hardware and then hardware installed and ready to use so i went to control panel and clicked on the scanner icon and it comes up but when i click to use it its saying the scanning software could not be found or scanner not connected please make sure there installed properly? dont know what else to do, there isnt a plug to the mains with it should there be ? the green light is on the scanner when i plug it into my laptop. dont have a manual and have nt used a scanner before so stuck !! any suggestions please.