<DIV>I have an Infocus 4805 too.</DIV>
<DIV> </DIV>
<DIV>What modeline are you using? I tried a few to get 48Hz but the
projector always says it is in <A
href="mailto:848x480@60Hz">848x480@60Hz</A></DIV>
<DIV> </DIV>
<DIV>Have you checked you xorg log to see if you are really using <A
href="mailto:848x480@48Hz">848x480@48Hz</A>?</DIV>
<DIV> </DIV>
<DIV>Rich</DIV>