Re: [NTLK] Stuck pixels?

From: Victor Rehorst <victor_at_newtontalk.net>
Date: Mon Apr 03 2006 - 13:53:23 EDT

James Wages wrote:
> I have a Newton 2100 (upgraded from a 2000). I've noticed that there is a
> broken line of pixels that are "stuck." They are by no means "dead" because
> I can restart my Newton (which fills the screen with pixels, and there is
> not one dead pixel. I can also move windows or objects around over that
> section of the screen and this pixels work fine until I release that object
> I'm moving. Then if I rotate the screen, there are stuck pixels in another
> section of the screen that weren't stuck in the other rotation! Doesn't
> make any sense.

It sounds like a section of your Newton's RAM that the screen framebuffer is
mapped into is dead. The Newton isn't having any problems writing to the
buffer, but when the LCD driver reads it to draw the screen there's obviously
an issue.

-- 
Victor Rehorst - victor@newtontalk.net - chuma@chuma.org
NewtonTalk list administrator - http://www.newtontalk.net
Will the last person to leave the platform please turn off the backlight?
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Received on Mon Apr 3 13:53:11 2006

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