Measure the coils (inductors) tied to this controller. If you measure low resistance to ground (under 10 Ohms) on the 3V coil, the EC chip or a filtering capacitor is likely shorted. 3. Memory and Run Rails: +1.2V_Memory and +3V_Run / +5V_Run
The is a motherboard model used in several MSI gaming laptops, including the GV62 7RE , GP72M 7REX , and PE62 7RD . ms-16j91 schematic
Using a Boardview software (like OpenBoardView), you can click on a pin in the schematic and see exactly where that trace leads on the motherboard, making it much easier to place your multimeter probes. Common Failure Points on MS-16J91 Based on technician reports, keep an eye on these areas: Measure the coils (inductors) tied to this controller