Dell 1420 ELSA ,Starting problem

[ravi_1617]

Hi .As Power given board starts by itself ,and consumes 0.21 and than 0.33 Amps .Turns off and on again process repeats.
It seams some problem at charging section ,during this process when I blow some hot air at charging section board boot up fine.
already replaced MAX8731AETI. and few surrounding components but no improvement . does any one has same board charging section please image me. seems some components missing i have followed table 2 also

Thanks

[zpi]

Re: Dell 1420 ELSA ,Starting problem

If it reacts to hot air, should be bad capacitor, upload photo of area.

[ravi_1617]

Re: Dell 1420 ELSA ,Starting problem

Thanks for your experience
Pc15 is missing, according to circuit.

[piernov]

Re: Dell 1420 ELSA ,Starting problem

Does it have dGPU? If yes post picture of the die.

[ravi_1617]

Re: Dell 1420 ELSA ,Starting problem

Does it have dGPU? If yes post picture of the die.

No it don't have dGPI

[ravi_1617]

Re: Dell 1420 ELSA ,Starting problem

dGPU don't have