Dug up my old T42 which I hope to turn into a backup server. After booting I get a completly red in hue IBM splash screen, a password prompt then the screens dies shortly after. I see that T42 displays can be picked up cheaply on eBay but I don't want go that route without first checking that it's a problem with the actual display, and not the gpu or some other component.
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More than likely the backlight is going. You can replace the bulb, but it's a pain in the rear job, so you're probably better off doing the LCD unless you like that sort of thing.
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If it is internal screen only, then it's either panel or sometimes lcd cable.
If same occurs on external screen too, you have a mainboard component failing. -
In my experience if the screen goes red, it's more than likely the backlight, though when working with computers it could be anything. The inverter, if it's not regulating power to the LCD properly, is another option.
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If the machine otherwise functions properly you could just run it as a headless machine.
T42 Failing Red Screen
Discussion in 'Lenovo' started by Gori, Jun 14, 2016.