(Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Any shorted subrail on A1990 machines can cause the machine to hang on POST. thumb|Example image (Figure 1) -- No image yet. Help expand this page by uploading it! ==Symptoms== *MacBook hanging on POST ==Solution== * Thermal imaging can reveal abnormal heat caused by a shorted component. * This condition is most frequently...") |
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Revision as of 16:18, 11 October 2023
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MacBook Pro A1990 "Braindead" repair | |
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Device | |
Affects part(s) | |
Needs equipment | |
Difficulty | |
Type |
Problem description
Any shorted subrail on A1990 machines can cause the machine to hang on POST.
Symptoms
- MacBook hanging on POST
Solution
- Thermal imaging can reveal abnormal heat caused by a shorted component.
- This condition is most frequently caused by a SSD subrail, such as the 2v7 SSD power line.