Dell E7400 no swits if cmos battry installed

[bayuseto]

I have DELL E7400 VAUAO LA-9591P LAPTOP CASE. The damage if cmos battry is installed it cannot swtis power. and if the cmos battry is removed, the laptop start normally.
I hope help

[teknikbursa]

Re: Dell E7440 no swits if cmos battry installed

Try re-program bios first

[naveed321]

Re: Dell E7440 no swits if cmos battry installed

re programming bios

[naveed321]

Re: Dell E7440 no swits if cmos battry installed

I have DELL E7400 VAUAO LA-9591P LAPTOP CASE. Hare has problem 3.3 lower mosfit circuit line short to ground there have upper mosfit drain. 13 volt