Badcaps.net Forum
Go Back   Badcaps Forums > Troubleshooting Hardware & Devices and Electronics Theory > Troubleshooting Laptops, Tablets, and Mobile Devices > BIOS Requests ONLY!
Register FAQ Calendar Search Today's Posts Mark Forums Read

 
Thread Tools Display Modes
Old 10-07-2020, 06:35 AM   #1
Naji Tarrab
New Member
 
Join Date: Aug 2016
City & State: Bursa
My Country: Turkey
I'm a: Knowledge Seeker
Posts: 11
Default Lenovo Legion Y540

Hello
With the permission of the members and supervision.
I want a file bios bin .


Last edited by Naji Tarrab; 10-07-2020 at 06:40 AM..
Naji Tarrab is offline   Reply With Quote
Old 10-07-2020, 07:12 AM   #2
SMDFlea
Super Moderator
 
Join Date: Jan 2018
City & State: York
My Country: UK
I'm a: Knowledge Seeker
Posts: 10,744
Default Re: Lenovo Legion Y540

Post your bios backup .
SMDFlea is offline   Reply With Quote
Old 10-07-2020, 07:33 AM   #3
Naji Tarrab
New Member
 
Join Date: Aug 2016
City & State: Bursa
My Country: Turkey
I'm a: Knowledge Seeker
Posts: 11
Default Re: Lenovo Legion Y540

bios backup
25B127DSIG.rar
Naji Tarrab is offline   Reply With Quote
Old 10-07-2020, 07:38 AM   #4
Naji Tarrab
New Member
 
Join Date: Aug 2016
City & State: Bursa
My Country: Turkey
I'm a: Knowledge Seeker
Posts: 11
Default Re: Lenovo Legion Y540

Quote:
Originally Posted by smdflea View Post
post your bios backup .
25B127DSIG.rar
Naji Tarrab is offline   Reply With Quote
Old 10-07-2020, 10:11 AM   #5
peste
Badcaps Veteran
 
Join Date: Dec 2016
City & State: CAMPINA
My Country: ROMANIA
I'm a: Knowledge Seeker
Posts: 6,237
Default Re: Lenovo Legion Y540

Quote:
Originally Posted by Naji Tarrab View Post
bios extracted from the Lenovo site update
Attached Files
File Type: rar BHCN38WW.rar (5.19 MB, 148 views)
peste is offline   Reply With Quote
Old 08-05-2021, 12:07 PM   #6
Arsys
New Member
 
Join Date: Aug 2021
City & State: Petrosani
My Country: Romania
I'm a: Knowledge Seeker
Posts: 4
Default Re: Lenovo Legion Y540

Hello , I have a Lenovo Legion Y540-17IRH-PG0 and tryed to downgrade bios from BHCN41WW to BHCN22WW. The laptop went dead, no screen no boot only power buton flashing and keyboard light. I bought a CH341A programer, but i cant find the right bios (16mb) to write. Bios chip is winbond 25q128fvsq 1952. tryed to write 41ww but power buton blinks like 10 times then stops. Can u please hep me. Thanx in advance
Arsys is offline   Reply With Quote
Old 08-05-2021, 12:14 PM   #7
Arsys
New Member
 
Join Date: Aug 2021
City & State: Petrosani
My Country: Romania
I'm a: Knowledge Seeker
Posts: 4
Default Re: Lenovo Legion Y540

Never mind, i just finished writing the file posted by @peste and it works. Thanx a milion !
Arsys is offline   Reply With Quote
Old 12-22-2021, 01:04 PM   #8
Christian0734
New Member
 
Join Date: Nov 2020
City & State: Montpellier
My Country: France
Line Voltage: 220v
Posts: 13
Default Re: Lenovo Legion Y540

Quote:
Originally Posted by peste View Post
bios extracted from the Lenovo site update

a huge thank you. You saved my week. Happy christmas party
Christian0734 is offline   Reply With Quote
Old 04-04-2022, 02:07 PM   #9
kwon
New Member
 
Join Date: Apr 2022
City & State: france
My Country: france
I'm a: Knowledge Seeker
Posts: 1
Default Re: Lenovo Legion Y540

OMG thank you very much peste!
1 week of pain resolve by this amazing post!
Can you explain how you have create the bin file?

Thanks again
kwon is offline   Reply With Quote
Reply

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off

Forum Jump



Badcaps.net Technical Forums 2003 - 2022
Powered by vBulletin ®
Copyright ©2000 - 2022, Jelsoft Enterprises Ltd.
All times are GMT -6. The time now is 10:45 PM.
Did you find this forum helpful?