08748 After resetting 2-3 times, the fans started spinning fast at first, then stable, but there was no display.
08747 No reset, fans stopped spinning after one spin, no display.
08746 No reset, fans continued spinning, no display.

thank you bro

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Subject: Request: HP Omen 17-cb107nr (LA-J672P) - BIOS and EC Firmware Needed
Device Information:

Brand/Model: HP Omen 17-cb107nr

Motherboard Model: GPC27 LA-J672P REV: 1.0

Serial Number: CND0323WY5

The laptop powers on, all voltages appear to be normal, and it seems to boot up, but there is no display (no output) on the screen.

The device was previously serviced at another shop. It looks like the BIOS chip was removed and reprogrammed before. I suspect the current BIOS dump on the chip is not original or is corrupted, causing...