Lenovo Y520 NM-B191 Bios

[shadow666]

Hello
my laptop after replace south Bridge 10 or 12 Second long after turn on display has show lenovo logo and boot windows !

i have backup from my bios and attached to this post , please clear me
i have only bios 8mb backup and ec 1mb is damaged ( before save a backup i was erase chipset !!!!!!! ) but i know my bios version is 4KCN45WW please everyone have backup from ec 1mb by version 4KCN45WW send here .
This Mother Board have GTX1050 VGA Not GTX1050ti !
Regards
Thanks

[hoaca388]

Re: Lenovo Y520 NM-B191 Bios

Legion Y520-15IKBN .

[shadow666]

Re: Lenovo Y520 NM-B191 Bios

Legion Y520-15IKBN .

Thanks
Notebook Is booted but in bios Model & Serial Number & tag no detect and Write INVALID !!!!!

[hoaca388]

Re: Lenovo Y520 NM-B191 Bios

Thanks
Notebook Is booted but in bios Model & Serial Number & tag no detect and Write INVALID !!!!!

https://www.youtube.com/watch?v=AKnUOH9OCjA

[SMDFlea]

Re: Lenovo Y520 NM-B191 Bios

Thanks
Notebook Is booted but in bios Model & Serial Number & tag no detect and Write INVALID !!!!!

Copy the DMI from your backup to the new one using a hex editor. Search for the word LENV , the off-sets are 223000 - 224FFF

[hoaca388]

Re: Lenovo Y520 NM-B191 Bios



Thanks @ SMDFlea

[hackymc]

Re: Lenovo Y520 NM-B191 Bios

I have a Lenovo Y520-15IKBN Model Name : 80WK
SN: PF0SNYH5 MTM:80WK00LKGE
MB model is : DY512 NM-B191
Rev 1.0
2016-11-25

I will attach old dumps.
1MB and 8MB

I neead a good dump.

PS : I try another dump ,and laptop start with black screen, and with original start and shut down.
Thanks

[hoaca388]

Re: Lenovo Y520 NM-B191 Bios

i have a lenovo y520-15ikbn model name : 80wk
sn: Pf0snyh5 mtm:80wk00lkge
mb model is : Dy512 nm-b191
rev 1.0
2016-11-25

i will attach old dumps.
1mb and 8mb

i neead a good dump.

Ps : I try another dump ,and laptop start with black screen, and with original start and shut down.
Thanks

sn: Pf0snyh5

[hackymc]

Re: Lenovo Y520 NM-B191 Bios

Thanks Hoaca, its working