Hello,
I have dell latitude 5420 motherboard and no any details about ST or old bin file. All erased. I have tried lot of bin files from this thread but not working and different results like no display, power light blinking and etc.. Please I would like to somebody to help me, how to resolve this.

Only I have motherboard number, Dell Latitude 5420, GDF40 LA-K491P REV : 2.0 (A01) 2021-04-28

Thank you very much in advance and appreciate any response.

Hello friends,

Need your valuable help with my corrupted bios. I have uploaded original file.

Dell Latitude 5420
SN - 4NNCCK3
Mother Board - GDF40 LA-491P

Only respond is power light get amber when pressing power button.
Please help me with clean dump file.

Thank you in Advance.... Cheers...