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{{Repair Guide | {{Repair Guide | ||
|Device=MacBook Pro A1990 | |Device=MacBook Pro A1990 | ||
|Affects parts=Motherboard | |Affects parts=Motherboard, battery | ||
|Needs equipment=multimeter, soldering iron, soldering station | |Needs equipment=multimeter, soldering iron, soldering station | ||
|Type= | |Type=Soldering, Part replacement | ||
|Difficulty=3. Hard | |Difficulty=3. Hard | ||
}} | }} | ||
Latest revision as of 15:25, 29 October 2023
| MacBook Pro A1990 Battery not recognized repair | |
|---|---|
| Device | MacBook Pro A1990 |
| Affects part(s) | Motherboard, battery |
| Needs equipment | multimeter, soldering iron, soldering station |
| Difficulty | ◉◉◉◌ Hard |
| Type | Soldering, Part replacement |
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Problem description
MacBook A1990 not recognizing the connected battery
Symptoms
- MacBook not turning on.
- Battery not recognized/charging
Solution
- First, try a known good battery.
- If it doesn't work, check the battery cable going to the board.
- Sometimes there is corrosion here, sometimes the customer tore the bar on the connector off the connector.
- If it doesn't work, check the battery cable going to the board.
- In some rare cases the SMC still is a factor in battery recognition on this board.