Laptops bios update problem

[draglord]

i have a lenovo 3000 n100 model laptop older version...it had bios version of 1.09...so i updated it..now the problem arises that------

1> my integrated mic is not working...
2>if i restart my laptop with headphones plugged external speakers don't work...
and if i restart without headphones then the speakers work...but if i plug headphone then both speakers and headphone work and not the headphone only........
help me please...it urgent.......

 

[s_anuj]

Does the laptop have Thinkvantage technologies? If yes, run the 'update my system' in the maintenance section. See if it has a newer Bios or audio drivers.

If not, search for an updated audio driver.

If that fails as well, recheck the audio settings. (I'm sure you've done that already)

 

[draglord]

i tried rolling back to previous version of bios, always resulted in BSOD

finally, some version i installed proved to be stable

my problem is solved now....thnx for ur help anyways