Geoff, Sounds to me like the display ribbon cable is loose or damaged. If you somewhat technically proficient, you might try taking it apart, checking the cable by detaching and re-attaching and see if that helps. Good luck, Lee On Thursday, July 31, 2003, at 04:52 PM, Geoff Hopson wrote: > Hi, > > Long time reader, first time poster. Had a rev A TiBook 500MHz 512Meg > RAM since they first came out, and it has been a loyal servant over > the last 2.5 years or so. But this week the display has been playing > up. Quite randomly, the screen will be replaced with a series of > vertical lines very close together, or the same but with a single > black horizontal line across it, or some other weird effects. A reboot > normally fixes it - but today even the reboot sequence bought up the > "display of death". > > I zapped the PRAM a few times, seemed to help (got me through a busy > afternoon with no crashes), but the thing has just gone again. Luckily > this time I can ssh into it - nothing untoward when using top, nothing > (apparent) in the system log. > > ANyone else seen this? Is my display busted? If so, what hope? > > Thanks, > geoff > -- > Geoff Hopson > Objectology Ltd. > http://www.objectology.co.uk/ > > > > Lee Lee Wilmeth, Computer Consultant 1104 Cypress CT Mansfield, TX 76063-2608 817-905-9078 iChat or AIM ID leewilmeth at mac.com www.wilmeth.net