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Laptop No Display Black Screen Blank Screen On Startup - Basic To Advanced Troubleshooting - YouTube
![Lenovo L340 Gaming laptop. Has black screen issue. Everything is working except the screen. Can use with secondary monitor. Any suggestions? I was successful one time and screen turned on but when Lenovo L340 Gaming laptop. Has black screen issue. Everything is working except the screen. Can use with secondary monitor. Any suggestions? I was successful one time and screen turned on but when](https://i.redd.it/48tbw6rep5q41.jpg)
Lenovo L340 Gaming laptop. Has black screen issue. Everything is working except the screen. Can use with secondary monitor. Any suggestions? I was successful one time and screen turned on but when
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