Ask gl553vd

[narges]

hi guys
i have a problem with gl553vd
it was no power but when removed T8176FN-56A/BX power on but keyboard not work, now i find new ic and chage it but with new one again no power, is there anyone to help please???

 

[ThienBui]

T8176FN

What source IC is it?

 

[narges]

What source IC is it?

IT8176FN ite

 

[narges]

in shematic is this one

 

[ThienBui]

IT8176

 

[narges]

IT8176

i find it on pdf chematic but i cant solve problem, when this ic is on board it never power on when remove it all things ok but keyboard not work...

 

[narges]

now ii change IO and change u3101, it worked but just in setup keyboard work,... in windows not work

 

[narges]

would you please help me to repaur it???

 

[ThienBui]

I also don't know what to do now