| MacBook Pro A1989 No backlight after waking from sleep (black screen) repair | |
|---|---|
| Device | MacBook Pro A1989 |
| Affects part(s) | Motherboard |
| Needs equipment | multimeter, soldering iron, soldering station |
| Difficulty | ◉◉◉◌ Hard |
| Type | Soldering |
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Problem description
Black screen after returning from sleep (no backlight but has picture)
Symptoms
- MacBook works normally, but after waking up from sleep there is no backlight anymore
Solution
Lid detect sensor (J4800 or J4801) missing PP1v8_SLPS2R or deffective. Ran a Jumper from CB402 to the cap on top of J4801.