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and now write back to the chip the content from post #22...the board does not have to be turned on..you also need to write the DMI information (you have the range in which they are also found there)
the bios from post # 22is virgin, use the HxD program (it's free on the internet), enter both bios into the program (your laptop and the virgin one),
select that interval mentioned in both bios, copy the interval in your bios and pass it to the virgin bios (copy - paste)....and that's it...
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So a couple of years ago i got a bios update through Lenovo Vantage, so i installed it and bricked my whole BIOS, so i couldn't fix it so i put that ideapad in a box, 3 years later i found that one PC and want to recover it to switch from a 2014 hp laptop to this one.
I found a method to recover the BIOS of many lenovo laptops tha consists in pluging in a USB Flash with the BIOS files and power on the laptop with Fn + R keys pressed until fans go loud and start beeping loud, but nothing worked, so i think filename is wrong, i tried naming the bios file as 07WW.BIN, BIOS.BIN, BIOS.fd,...10-11-2024, 03:12 PM -
Problem is blinking power led only
i don't know exactly if it's s145-15igm or s145-14igm
have a backup bios file but i dont know the serial.. coz text already erased at the back of the cover
Mother board : fs440fs541 nm-c111 rev 1.0 2019-01-08
Already tested some of posted bios here
S145-14igm - success but invalid serial and not booting on OS
S145-15igm - success with serial and some other info in bios but still not booting on OS
already tried installing new windows but always booting on bios setup
windows installer flash drive detected on... -
Summary of BIOS Whitelist Removal Problem
Problem:
I am attempting to remove the WWAN card whitelist from my Lenovo ThinkPad T560.
Initial Findings:- My current BIOS version is N1KET58W (1.45).
- I have a CH341A programmer and have successfully created two full backups of my BIOS.
- I have the ability to use command-line tools on a Linux machine.
- I attempted to use several automated and manual patching methods on my N1KET58W (1.45) BIOS, including using hex strings. These attempts all failed.
- I concluded that the
08-12-2025, 03:01 PM -
Good morning, gentlemen, I hope you can help me with my laptop, I told you that I saved it about 2 years ago because it wouldn't turn on, now I have a ch341a programmer, I made a backup of the bios, I flashed an original downloaded from lenovo and it started, but it turned off after a few minutes, I entered the bios configuration and the brand, model, serial number, windows serial number, etc. did not appear, I request your help, I did everything I found in the forum but I could not solve it, also now it won't start again, it turns on but the fan does not turn, I will share all the information... -
Lenovo IdeaPad Slim 3 15ABR8 NM-F031 Rev 1.0
KS486/KS489/KS586/KS681 NM-F031 REV1.0
S/N: PF4YX6CX
Can someone clear or rebuild this one, no display, no fan, only power button on, after 2 hours keyboard back light blink once, that it.
Thank you so much....
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