MacBook Pro A1990 Not turning on, taking 20V and 0.014A, PP1V8 SUS shorted repair: Difference between revisions
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|Affects parts=Motherboard | |Affects parts=Motherboard | ||
|Needs equipment=multimeter, soldering iron, soldering station, BGA rework station | |Needs equipment=multimeter, soldering iron, soldering station, BGA rework station | ||
|Type= | |Type=BGA, Soldering | ||
|Difficulty=4. Specialist | |Difficulty=4. Specialist | ||
}} | }} |
Latest revision as of 16:13, 29 October 2023
MacBook Pro A1990 Not turning on, taking 20V and 0.014A, PP1V8 SUS shorted repair | |
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Device | MacBook Pro A1990 |
Affects part(s) | Motherboard |
Needs equipment | multimeter, soldering iron, soldering station, BGA rework station |
Difficulty | ◉◉◉◉ Specialist |
Type | BGA, Soldering |
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Problem description
No power, taking 20V and 0.014A, PP1V8_SUS shorted
Symptoms
- MacBook not turning on
- PP1V8_SUS shorted
Solution
In this case PCH and PMIC to do. Usually if the board is taking 20V and 0.01A ~ 0.025A there is a problem with some of the PMIC's voltages. See Figure 1