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A wide range of repair guides and support for the consumer-grade laptop computer line by Toshiba.

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Toshiba laptop Screen blackout

I have Toshiba l40 COREi5 Intel processorlaptop with AMD Radeon graphics processor. It's display cable was being changed but the screen is black. When I turn it on and connect to projector it works but with its own display only black screen. I tried changing many cables but no solution. Anyone help please help.

Thank you in advance

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@gebrsh connect an external monitor. If that shows okay and since you already replaced the display cable, the next logical component would be the LCD.

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@oldturkey03 with external monitor it is fine but I tried three different LCDs but still it does not display. Thank you for the help.

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Mike @oldturkey03 is right the next step is to replace the LCD . You can get a screen here

https://www.ebay.ca/itm/Toshiba-Satellit...

and this video shows how to replace the screen .

https://www.youtube.com/watch?v=O-Ozz-AK...

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Gebremariam Gebru will be eternally grateful.
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