I saw that too, actually, but it’s not the same problem as mine.

Hi everyone,
I am working on an Acer Nitro 5 AN515-55 with motherboard model GH51M LA-K862P.
The Symptoms:
When I press the power button, the cooling fans spin up for a fraction of a second and immediately turn back off. However, the keyboard backlight remains on, the power LED stays solid blue, and the charging LED remains solid orange (indicating it detects and charges the battery normally).
There is no image on the screen, and the laptop appears stuck in an early power state.
What I have tried so far:

1. Power Drain & Hard Reset: Disconnected the main battery

...

Hello, I have an Acer Nitro 5 with board GH51M LA-K862P that has a black screen and no boot issue. I am looking for a working BIOS and EC dump. Thank you.

Hello everyone, I am a new member from Europe looking to learn more about motherboard repairs.

The serial number is NHQB2EF0011100BC333400

This is the laptop's serial


Don't post pictures unless asked...write with the keyboard..

Hello everyone,

I am trying to recover a corrupted BIOS on an Acer Nitro 5 AN515-55-71JV.
The motherboard model is: GH51M LA-K862P.

I successfully read the original 16MB XMC chip (XM25QH128C) using a CH341A programmer and NeoProgrammer, and I have saved the original corrupted dump.

I tried flashing a generic "clean dump" found online, but the laptop gets stuck on boot. The keyboard backlight does the wave animation (left to right) and stays on, but the fans drop out instantly and the screen remains completely black. It seems like a hardware...