Unlock Bios Password L480 Bios Password Unlock

junkudo

New Member

reputation_scoree

Can you please unlock the Bios lock on my Leovo L480?

The MB model is NM-B461 and the EC is IT8996E.
I dumped the Bios file twice and both are attached.
However, one of them is dumped with compatible XM25QH configuration.
The one on the board is W25Q128JVSIQ.

The EC file could not be dumped due to "Read timeout".
The ROM writer used is RT809F for Bios file and RT809H for EC.

I am having trouble understanding why I could not dump the RT809H. I would appreciate any advice you can give me.
 

Attachments

  • W25Q128JVXXQ_20230726_1847_bu.BIN
    16 MB · Views: 0
  • XM25QH128A@WSON8 6X5_20230726_732.BIN
    16 MB · Views: 0

Salimeh Bolboli

Staff member
Admin

Reputation:

"Instructions for use"

Remove all battery and CMOS battery

press F1 to enter setup: password 1234
wait 20sec or more.
Enter any ID to hardware Id.
Press 2x space bar when asked.
Turn off the computer.
and restore your original bios .

Enjoy.

If 2x 5beep, it's normal.
I didn't do checksum but it must light up anyway.
Wait minimum 30sec before screen logo light on. Must turn on/off several times by itself.
 

Attachments

  • PATCHED.zip
    5.5 MB · Views: 3

junkudo

New Member

reputation_scoree

Thanks for the reply.
I tried to write the BIOS but it would not boot.

The file I got is 5mb while the original is 16mb.
Does the difference in file size matter?
 

junkudo

New Member

reputation_scoree

I was wrong.
The unzipped file is 16mb and I am writing that file.
Sorry. It's 1am here and I'm a bit fuzzy.

However, it would not boot.

Even if I write the original file, it does not work.
Is there any corruption in the dumped file?
 
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