m15 R4, LCD not working, 2.7 error code

Question

I was cleaning the dust from my laptop. After cleaning up everything and putting stuff in to places, I got the 2.7 error code indicating display problems. I tried an external monitor and it works, but still need to fix the LCD.

MarkasReal · Answer

Tried a few times screen doesn't give a single hint of being alive.

crimsom · Answer

Hi @MarkasReal welcome to this free user-to-user Alienware laptop discussion forum.  Please run the BIST, How to Run the LCD Built-in Self-Test on a Dell Laptop | Dell US,

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