Technical Support lenovo A475

[nario88]

Hello! i have lenovo A475 ,board number is da475 nm-b351 rev 1.0 ,
my problem is when i program the bios chip for unlock the password the laptop turn on but screen black

 

[Ahmad Safari]

Hello
Your heater does not have the right temperature and it damages the board.
Apply a little flex paste to the icing to melt the tin more easily.
Replace the IC BIOS with the same one.

 

[nario88]

Hello
Your heater does not have the right temperature and it damages the board.
Apply a little flex paste to the icing to melt the tin more easily.
Replace the IC BIOS with the same one.

thank's for your help ..my heater is not good quality