Tag Samsung np-r428.

Samsung np-r428. schematic diagrams, boardview, BIOS, repair resources free download. Repair guides & tips, repair tutorials, repair manuals for Samsung np-r428., learn how to repair your Samsung np-r428..

Laptop Repair Guide

Samsung NP-R428 notebook does not trigger repair

After removing D516, the standby chip is no longer hot. Short circuit was found in the third pin of D516, which was only 30 to the ground. The circuit diagram shows that P3.3V_MICOM connects two resistors and three capacitors. Troubleshooting after removing the capacitor.

yx
2023-04-06

Laptop Repair Guide

Troubleshooting of Samsung np-r428 no power on

C145 Short circuit leads to the lowering of linear 3V, resulting in no booting.The COMS battery has also been discharged.It can only be replaced.

yx
2022-07-22