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Default A2289 No Display Powers ON But Restarts During Boot
Thank you for your warm welcome and reply. I tried an external drive, but the problem is the same. As soon as it gets to the apple logo, it will power down and restart. I can view the images on the external monitor but nothing on the internal display. The display was changed around 1...- adocolic
- Post #4
- Forum: Macbook Logic Board Repair Questions
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Default A2289 No Display Powers ON But Restarts During Boot
Hi, I am working on a MacBook Pro A2289. The MacBook powers on 20v / AMPS go up but return to 0 shortly after the chime. The screen stays black. I can get HDMI output. I tried to boot using an external drive, but the problem persists. If left, the MacBook will keep restarting. I tried a...- adocolic
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- Replies: 4
- Forum: Macbook Logic Board Repair Questions