This is a total shot in the dark, but it sounds like something in the circuitry that deals with the image sensor. Don't some of them require some sort of biasing? I'm guessing the (likely) cold cathode light doesn't appear to actually get brighter, correct? Josh -- A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. -Douglas Adams On 5/11/05, Roy J. Gromlich wrote: > Since then, even though connected to its proper power > supply, the scanner has not produced its usual beautiful > scans - they are washed out and get more so the longer the > unit is turned ON, until after 2 minutes there is nothing. > Obviously something was zapped by the overvoltage. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist