| Dead, no sign of life |
Failed power management chip, shorted capacitor, or a damaged power rail |
Measure power draw, find the short, replace the failed part |
| Will not charge, or only at an angle |
Damaged charging port, or a failed charging IC that a new port cannot fix |
Test the charging circuit, then replace the port or the chip |
| Dim or dark screen, sound still works |
Backlight circuit fault, usually a failed coil, diode or driver |
Trace the backlight line and repair the failed component |
| Face ID stopped after a drop or screen repair |
Damaged sensor flex or a broken connection on the board |
Inspect and repair the sensor line where it is repairable |
| Restarts again and again |
Failed storage or CPU connection, or a shorted rail after liquid |
Diagnose the cause on the board before any repair is quoted |
| Console powers on, no picture |
Damaged or loose HDMI port, or lifted pads |
Replace the HDMI port and repair the pads |
| Laptop shows no charge or no power |
Failed charging IC, USB-C port or shorted power rail |
Test the charging path and repair the failed part |