Dell Latitude 5430 LA-L591P schematic diagram request

[michael83]

Hello everyone,

i request a schematic diagram for a board LA-L591P

The problem on this board is that i don't have 3.3 volt on pin 8 on UC6,is only 1.45.

Somebody try to reflash the UC6 chip to remove password and after that laptop is on no power state.

I try to put 3.3 volt from 3v stby,the laptop powers on but remains still's on logo.

i flash both spi flash with original bin and still does' boot.

Thanks in advance for all suggestion.

[supernovato]

Need Schematic for LA-591P Rev1.0 Dell LAtitude 5430

Need Schematic for LA-591P Rev1.0 Dell LAtitude 5430

[Arkadiy84]

Hello. I would like to ask you to take a picture of the wiring of the microcircuit UC2. Or a photo from the top angle of this microcircuit

[Arkadiy84]

Hello. Tell me the ratings of resistors 1 and 2

[newdes]

Hello, I have this same motherboard but it has a short on the main 5V line and it is this component. Does anyone know what it is or what its replacement could be? Thank you.

DNBEWC

[Gernet]

=Does anyone know what it is = DNBEWC

SYD370CTMC

[PycLaH]

hello please can anyone help me with Schematic for LA-591P, dell latitude 5430
after pressing power on btn, i have white led flashing 4 times. (error code is for memory fault/error)
measuring voltage on the memory bank i have 0 volts.
is it possible that bios chip corrupt ? or flashed with wrong file ?

please help

[newdes]

=Does anyone know what it is = DNBEWC

SYD370CTMC

thank you

[Slavol]

BoardView in CAD Enjoy