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A1466 (820-3437-B) Keyboard\Trackpad not working.
I have an A1466 (820-3437-B) I had to reball the SMC due to other issues. After reballing i tested the machine & all was good. So i took the board out & Ultrasonic cleaned it to clean flux residue etc.. After reassembling, when i turn it on the Caps Lock light is always on & cannot be turned off...- rupal
- Thread
- Replies: 9
- Forum: Macbook Logic Board Repair Questions
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820-3237-B Only works when warm.
I have an 820-3437 i am trying to fix. There is no liquid damage or corrosion... When the board is cold (room temperature), PP3V3_S4 & PM_SLP_S4_L is missing. (No short to GND) PP3V3_S5 is present. As soon as i heat the board up ever so slightly with hot air & & plug in the magsafe i get...- rupal
- Thread
- Replies: 2
- Forum: Macbook Logic Board Repair Questions
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[SOLVED]A1466 Macbook Air, 820-3437 Only Turns On After SMC Reset.
Hi, I have a A1466 with a 820-3437 MLB. When i reset the SMC the machine powers on & then after that it will power on every time as normal (By pressing power button on keyboard) with or without Charger. But when i let it sit for some time (1/2 Hour or so sometimes more/less) it will eventually...- rupal
- Thread
- Replies: 7
- Forum: Macbook Logic Board Repair Questions