>I have a Duo 280 (i.e. greyscale active matrix screen) which fails to >display a band of pixels about half a centimetre wide at Startup. The band >extends the whole width of the screen and is completely black. Once the Mac >OS screen is displayed the band disappears. > >I assumed that this was just a quirk of the active matrix screen, having had >a passive matrix 230 before and not having seen any other active Duo >displays. > >However on one occasion, the 280 did not recover and completed the Startup >with the missing rows of pixels. Looking closely at the desktop revealed >that information was not being lost, but instead the missing rows of pixels >were pushing everything else down. This was most evident in the fact that >the Trash can, which usually sits nicely in the bottom right hand corner, >was now chopped off at the bottom. > >Restarting the machine returned it to its former behaviour so I dismissed it >again. > >I have since bought a 250, i.e. also with an active matrix display, and it >does not show this behaviour at all. So now I'm worried - is my 280's screen >on the way out? Or is it a loose connection problem that can be fixed? > >Any one else seen and solved this one? Sounds like it may be a problem with the video driver hardware, rather than something simple like a bad cable or display solder joint. If you have a spare 280, you could swap parts out until you can reproduce the problem and it "follows the part" paul ---- Paul Vail [EMAIL PROTECTED] --- http://www.afterhoursconsulting.org/ After Hours Consulting: Macintosh Service, Support & Web Hosting ---- ---------- Duo/2400 List, The friendliest place on the Net! A listserv for users and fans of Mac subportables. FAQ at <http://www.themacintoshguy.com/lists/DuoListFAQ.shtml> Be sure to visit Mac2400! <http://www.sineware.com/mac2400> XRouter | Share your DSL or cable modem between multiple computers! Dr. Bott | Now $199.99 <http://www.drbott.com/prod/MIH120.html> PowerBook Guy is | Click here! Everything PowerBook! | http://www.powerbookguy.com Midwest Mac Parts ][ <http://www.midwestmac.com> After-market parts for Macs. ][ 888-356-1104 ][ MacResQ Reader Specials: 2.5GB Seagate SCSI: $119, 4GB IBM SCSI: $199, Norton Util. 4.0: $29, Mac Parts, Systems & Repairs <http://www.macresq.com>
