help need clean bios dell latitude 3420

[LBTT1121]

help need unclock pass bios dell latitude 3420
seritag 992ZKG3

try and feedback

[nguyendua2005]

help need unclock pass bios dell latitude 3420
seritag 992ZKG3

[tuanc2th]

No, you are looking for hardware issues especially around the bios chip.

Thank you very much, maybe my bios is faulty, currently my original bios starts blink code 3.6 led.

I tried your bios it only starts once then turns off, and can't turn on the power.

Thank you for your help !

[hoaca388]

it starts up the first time but no screen .and then never restarted again.
can you help me rebuild bios? thank you very much

No, you are looking for hardware issues especially around the bios chip.

[tuanc2th]

Latitude 3420

Service Tag: 4HP8RG3

it starts up the first time but no screen .and then never restarted again.
can you help me rebuild bios? thank you very much

[hoaca388]

I tried it, it's still the same, 3 yellow and 6 white lights

Latitude 3420

Service Tag: 4HP8RG3

[tuanc2th]

Try

I tried it, it's still the same, 3 yellow and 6 white lights

[qayyum786]

Try

[tuanc2th]

help me, dell 3420 model 213105-2 does not detect ssd and nvme hard drive, and now the indicator light is 3 yellow 6 white.
Service Tag : 4HP8RG3

[markenero3]

Try again.

Thank you so much sir It workss 😎🤟

[hoaca388]

still locked and absolute enabled sir

Try again.

[markenero3]

Try

still locked and absolute enabled sir

[hoaca388]

Good day master's Pls help need unlock password and disable absolute persistence here is my bin thank you

Model: Dell Lattitude 3420
Service Tag : 3B2ZQG3

Try

[markenero3]

Good day master's Pls help need unlock password and disable absolute persistence here is my bin thank you

Model: Dell Lattitude 3420
Service Tag : 3B2ZQG3

[rex98]

Please help unlock password and disabled absolute persistance more thanks.

here

[Alifebr]

post S/T, full name and model, motherboard model, etc.

Notebook Latitude 3420

Service TAG: DQL3TN3

[peste]

Please help unlock password and disabled absolute persistance more thanks.

post S/T, full name and model, motherboard model, etc.

[Alifebr]

Please help unlock password and disabled absolute persistance more thanks.

[smallvhin]

here

Thanks master it's working👍

[rex98]

same enable absolute persistance master

here