Category Laptop Repair Guide

Laptop Repair Guide

Apple A1466 notebook does not start for repair

Carry out mainboard test and maintenance, connect the power supply to test the power supply, and check according to the time sequence; It can be roughly judged that the problem should appear on the bridge side. It is found that the bridge does not emit PM_SLP_SUS_L, and it is abnormal to test 0V at the resistor R8190.