need bios dump dell latitude 5420 (cpu 11th)

[LBTT1121]

Dell Latitude 5420 Main GDF40 LA-K491P rev 2.0
model P137G
ST C4C44F3
need disable absolute

try and feedback

[nafienew]

Dell Latitude 5420 Main GDF40 LA-K491P rev 2.0
model P137G
ST C4C44F3
need disable absolute

[SMDFlea]

I can see the screen on the laptop but backlight is not turning on. I see a dim screen on laptop and when i presss any key on th ekeyboard it maskes noise.

It`s not a bios problem, it`s hardware.

[mdrirfan@gmail.com]

Is it working ok via HDMI ?

I can see the screen on the laptop but backlight is not turning on. I see a dim screen on laptop and when i presss any key on th ekeyboard it maskes noise.

[SMDFlea]

Even after changing the cable i still have dim dispay. Can you please check if the BIOS provide is good.

Is it working ok via HDMI ?

[mdrirfan@gmail.com]

Thanks for the response. I did try this, now i have 2amber and 8 white indicator. Asssuming this is display cable issue.

Even after changing the cable i still have dim dispay. Can you please check if the BIOS provide is good.

[Udemzy]

Thank you for your reply & your valuable time but Same hang on Dell Logo

hello,pls where you able to solve this?

[Emeri]

Unlocked

This worked for me. Thank you so much!

[hoaca388]

Can someone please help with BIOS password.
Service Tag: 1QF1HK3

I have tried several of the bin files on this post, but after flashing, the laptop tries to boot up, screen flashes multiple colors in succession (white, green, blue, red) restarts afterwards and repeats the same cylce. Attached is the locked bin file that I backed up

Unlocked

[Emeri]

Can someone please help with BIOS password.
Service Tag: 1QF1HK3

I have tried several of the bin files on this post, but after flashing, the laptop tries to boot up, screen flashes multiple colors in succession (white, green, blue, red) restarts afterwards and repeats the same cylce. Attached is the locked bin file that I backed up

[mdrirfan@gmail.com]

try

Thanks for the response. I did try this, now i have 2amber and 8 white indicator. Asssuming this is display cable issue.

[LBTT1121]

Hi All,

Can someone check the attached BIOS. 4 amber and 4 white lights. With out RAM it give RAM error.
service tag - DF57VQ3
gdf40 la-k491p rev 3.0

try

[mdrirfan@gmail.com]

Hi All,

Can someone check the attached BIOS. 4 amber and 4 white lights. With out RAM it give RAM error.
service tag - DF57VQ3
gdf40 la-k491p rev 3.0

[peste]

help bios password, latitude 5420
service tag ST：20NVZH3

try..

[Havalry Fix]

help bios password, latitude 5420
service tag ST：20NVZH3

[hoaca388]

pls rebuild..corupted when installing update
dell latitude 5420|
ST: DGHF8G3

Latitude 5420
Service Tag: DGHF8G3

[virusjez]

pls rebuild..corupted when installing update
dell latitude 5420|
ST: DGHF8G3

[SMDFlea]

give it at least 5 minutes

[Echoo]

Latitude 5420

Service Tag: HSYS6D3

Thank you, the version number is 1.0.2, but unfortunately it's still a TPM error.

[Echoo]

try.

Unfortunately it just turns on and off. No picture.