Dell Latitude 5400 Bios password

[peste]

dell 5400 all volt ok disply ok 3.3 and 5 volt ok but hard drive not working m2 also not working

so do you need a bios?..or what?...
read the rules...https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/bios-requests-only/91593-rules-update-for-bios-requests-offers-avoid-banning-read-before-posting
post the Service Tag..the motherboard model, etc.

[wahabmahmood48]

yes need bios st#cys88y2 DELL 5400 LA-G891P

[babydoll8867]

Can you me unlock bios for Dell 5400, board LA-G891P
ST: 9F5J533
Thanks!

[leonce]

hello, forgot some informations in my last post
Board LA-G891P, unlock bios for me please
system number : 7W7T4Y2-8FC8
thanks !

[struart]

Can you me unlock bios for Dell 5400, board LA-G891P
ST: 9F5J533
Thanks!

try

[leonce]

hello, forgot some informations in my last post
Board LA-G891P, unlock bios for me please
service Tag : 7W7T4Y2
thanks !

Any help ?

[babydoll8867]

try

thank you, it worked!

[struart]

Any help ?

Dump 8MB chip like friend before you password is there ;P

[leonce]

Thank You struart it's ok now 😅😅😅😅

[edflorin91]

Hi,
Could you help me to unlock the admin password, please?

Model : Dell Latitude 5400
Motherboard : EDC41 LA-G891P Rev: 1.0 (A00)
S/T: HJNF533
Bios chips : Winbond 25Q64JV

[struart]

Try this edflorin91

[kalilinux25]

Hi,
Could you help me to unlock the admin password, please?

Model : Dell Latitude 5400
Motherboard : EDC41 LA-G891P Rev: 1.0 (A00)
S/T: HJNF533
Bios chips : Winbond 25Q64JV

I think you backup file is corrupted I cant determine you dmi file please do try this one no service tag if this work but clean me region

[SMDFlea]

I think you backup file is corrupted I cant determine you dmi file please do try this one no service tag if this work but clean me region

He asked for the password removing. The laptop has 2 bios chips, only the 8MB was needed as thats where the password can be removed,from the EC area (thats in the padding)

[kalilinux25]

He asked for the password removing. The laptop has 2 bios chips, only the 8MB was needed as thats where the password can be removed,from the EC area (thats in the padding)

thanks for the correction ill take note on that

[edflorin91]

Hi again kalilinux25 so the patched bios is good ? or i have a corrupted bios ? Do you want me to try your patched bios and NO Service Tag on the laptop ? I don't understand "but clean me region" sorry I m kind of new here .

Thank you

[edflorin91]

Hi again,

the bios work very well, tested also put the ST on it and everything is ok, thank you for your help

[kalilinux25]

Hi again kalilinux25 so the patched bios is good ? or i have a corrupted bios ? Do you want me to try your patched bios and NO Service Tag on the laptop ? I don't understand "but clean me region" sorry I m kind of new here .

Thank you

clean me region is like baptizing the bios.

[kalilinux25]

Hi again,

the bios work very well, tested also put the ST on it and everything is ok, thank you for your help

nice I though I did it wrong

[cyberfaffo]

Hi,
Could you help me to unlock the admin password, please?

Model : Dell Latitude 5400
S/T: CMM0833-8FC8
Express Service Code: 27488605935
Thanks

[struart]

Hi,
Could you help me to unlock the admin password, please?

Model : Dell Latitude 5400
S/T: CMM0833-8FC8
Express Service Code: 27488605935
Thanks

Post bios dump via programmer nothing can be done without it.