Unlock Bios Password hello

[user6389]

dell latitude 5420 unlock bios

 

[Vahab Hemmati]

dell latitude 5420 unlock bios

 

[Ali Shaikh]

TRY

 

[user6389]

not power on

 

[Vahab Hemmati]

https://dr-bios.com/attachments/unlock-zip.67366/

 

[Ali Shaikh]

1st you test your bios and send me confirm ok bios

 

[user6389]

i flashed my bios with the old backup but it didnt turn on at all

 

[Vahab Hemmati]

i flashed my bios with the old backup but it didnt turn on at all

check hardware

 

[user6389]

every things is good the bios of this machine is unique the problem in the bios maybe my programmer damge the backup

 

[Vahab Hemmati]

every things is good the bios of this machine is unique the problem in the bios maybe my programmer damge the backup

then old bios should work
please check carefully

 

[user6389]

the problem is there old bios is damaged i need to repair my backup

 

[Ali Shaikh]

send service tag

 

[user6389]

Service Tag: JH5S7C3

 

[user6389]

hello Ali is there any solution about my Dell ?

 

[Ali Shaikh]

Tomorrow I'll send you

 

[user6389]

ok thank you bro

 

[Ali Shaikh]

TRY THIS FILE AND CHANGE BIOS CHIP

 

[user6389]

hello i did but the fan not turning on and the display show diagnostic colors thats all 6 white codes 3 orange codes it mean bios is corrupte i changed the chip like you said
i think th problem maybe in the ec

 

[Ali Shaikh]

Send motherboard part no

 

[user6389]

GDF 40 La-K491p Rev:2.0

 

[Ali Shaikh]

TRY THIS FILE

 

[user6389]

not working bro the laptop not power on

 

[Ali Shaikh]

Check hardware