lenovo t14s 2202 error after unlock

[electronica]

hi friends i have a thinkpad t14s that was bios locked so i reprogrammed the mec chip and its unlocked but with missing informations like serial and uuid . so i managed to get ride of all the missing info with HMD (lenovo maintenance utility )
.
the problem is the error 2202 (invalid brand name) is still .
i have tried all hmd versions no one work for me .
any one have a solution thank you.
i have this problem with t14s gen1 and x13 gen 1.

[zomi]

Re: lenovo t14s 2202 error after unlock

What version hmd are you using?

[zomi]

Re: lenovo t14s 2202 error after unlock

try this thread

https://www.badcaps.net/forum/showthread.php?t=80608

i think your problem you are using older hmd version

[electronica]

Re: lenovo t14s 2202 error after unlock

Thank you for your response . I used all versions till 2.02
On the hmd screen it's writed (update august 2020 ).
I serched on Lenovo forum and they said that for newer laptops there is a new.
version of hmd but reserved for Lenovo technicians.

[zomi]

Re: lenovo t14s 2202 error after unlock

did you try the golden key

[electronica]

Re: lenovo t14s 2202 error after unlock

I will give it a try thank you.

[electronica]

Re: lenovo t14s 2202 error after unlock

did you try the golden key

thank you very much its worked like a charm .
you saved me .

[floricanu]

Re: lenovo t14s 2202 error after unlock

Hi, I have same error but can't find anything related to Golden Key

[wuyaping]

Re: lenovo t14s 2202 error after unlock

Hello Sir, is your T14S AMD platform? How is the damn ITE chip programmed, I only know MEC chip

[peste]

Re: lenovo t14s 2202 error after unlock

Hello Sir, is your T14S AMD platform? How is the damn ITE chip programmed, I only know MEC chip

you will need an I / O chip programmer ...

Svod..Vertyanov...etc..
https://ioprogrammer.com/

[wuyaping]

Re: lenovo t14s 2202 error after unlock

you will need an I / O chip programmer ...

Svod..Vertyanov...etc..
https://ioprogrammer.com/

Thank you for your reply Sir!* I have an RT809H through my own modification can brush MEC1633 through the keyboard interface.* The damn AMD platform can't find any schematics I can't

[volinakis]

Re: lenovo t14s 2202 error after unlock

Thank you for your reply Sir!* I have an RT809H through my own modification can brush MEC1633 through the keyboard interface.* The damn AMD platform can't find any schematics I can't

Can you share pinout for keyboard interface to read/write MEC1663?

[massaru]

Re: lenovo t14s 2202 error after unlock

hi, i can read mec 1663, but dont have other file to reflash,
somebody can unluck this? our have other file?
lenovo t14s, motherboard nm-c891
thanks!

[JOHNLAG7]

Re: lenovo t14s 2202 error after unlock

hi friends i have a thinkpad t14s that was bios locked so i reprogrammed the mec chip and its unlocked but with missing informations like serial and uuid . so i managed to get ride of all the missing info with HMD (lenovo maintenance utility )
.
the problem is the error 2202 (invalid brand name) is still .
i have tried all hmd versions no one work for me .
any one have a solution thank you.
i have this problem with t14s gen1 and x13 gen 1.

Hi can help how reprogrammed the mec pinout etc?