Inspiron 5402/5409 need service tag after flash new bios

[Maxpower3]

hello everyone

after flash this bios need rewrite service tag number
because old not work .just screen Multi color Red/Blue/Green etc..

Originally Posted by electronica

try
this is a clear me with latest bios version.

the laptop start normally but manufacturing mode
need enter the service TAG .

Inspiron 5402/5409
Numéro de série: 2T8LF63
Code de service express: 6121520139

if possible recover the windows key
thanks

[Cmp]

Originally Posted by Maxpower3

hello everyone

after flash this bios need rewrite service tag number
because old not work .just screen Multi color Red/Blue/Green etc..



the laptop start normally but manufacturing mode
need enter the service TAG .

Inspiron 5402/5409
Numéro de série: 2T8LF63
Code de service express: 6121520139

if possible recover the windows key
thanks

reflash only 16mb file

[Maxpower3]

Originally Posted by Cmp

reflash only 16mb file

not work

[hoaca388]

Originally Posted by Maxpower3

hello everyone

after flash this bios need rewrite service tag number
because old not work .just screen Multi color Red/Blue/Green etc..



the laptop start normally but manufacturing mode
need enter the service TAG .

Inspiron 5402/5409
Numéro de série: 2T8LF63
Code de service express: 6121520139

if possible recover the windows key
thanks

Inspiron 5402/5409

[Maxpower3]

Originally Posted by hoaca388

Inspiron 5402/5409

Same not work

sorry for delay

[sunbabu369]

Originally Posted by Maxpower3

Same not work

sorry for delay

go to bios setting check service tag menu enter service save and alf +f press

[Maxpower3]

Originally Posted by sunbabu369

go to bios setting check service tag menu enter service save and alf +f press

Not work ,don't save the number , clear after save

[sunbabu369]

Originally Posted by Maxpower3

Not work ,don't save the number , clear after save

both bios flash it replay me

[Maxpower3]

Originally Posted by sunbabu369

both bios flash it replay me

PERFECT!!
Great job, very thanks

[peterwang]

Originally Posted by sunbabu369

both bios flash it replay me

I'd like to ask how you modified it? I saw the file you modified, upgraded the official 16m file and cleaned the me module, but on other Dell machines, I still failed to save the tag according to this method.