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power supply
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Apple II Troubleshooting
Hello all, I'm breaking this case open again because I simply don't have the needed experience to do anything about this on my own. Here's a refresher-- A couple years back while working on an Apple II I had acquired, I managed to fry something somewhere. The machine was on, and I had...- HunterCupp
- Thread
- apple ii issue no power power supply
- Replies: 11
- Forum: Apple Collectors
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Macbook shutting down when closed and plugged In
Macbook 13inch mid 2012 Running on Yosemite 10.10.05 Despite what I do to my power settings my macbook will shut completely down when plugged in after about an hour. But will stay in sleep mode for days/ until it runs out of power when not plugged in. Seem like something is backwards here...- celestialbrat
- Thread
- charging freezing power supply shutting down sleeping
- Replies: 6
- Forum: Mac Basics, Help and Buying Advice
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2008 iMac shorts when LCD inverter plugged in
Hi everyone, I have a early 2008 24" iMac that is shutting off when the inverter cable coming from the power supply to the LCD display is plugged in. The computer originally starts but turns off halfway through the chime and all of the diagnostic LEDs go off and stay off- indicating the power... -
Thunderbolt Display Power Supply
Hi everyone, I was wondering if anyone knew where I could get a new/reliable power supply for a 27" Thunderbolt Display (A1407), the power supply that came with it is dead. I'm able to find similar power supplies online but non of which match the part number on mine which is 614-0496. I have...- Seabit
- Thread
- power supply replacement thunderbolt display
- Replies: 2
- Forum: Mac Accessories
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Enclosure for old Macbook Pro Battery to use as Power Bank
hey there, My current battery on my Macbook Pro is now ready for replacement. It still will hold charge for about 2-3 hours of regular use, so I will be replacing it. But was wondering if there was an enclosure that the old battery could be put into to turn it into a battery power bank. If...- thenectar101
- Thread
- battery enclosure power bank power supply refurbished reuse
- Replies: 6
- Forum: MacBook Pro
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PSU defective on iMac?
Hi The iMac stopped to work suddenly. It switches off and it is impossible to get anything running. No light, no sound, no life. I opened the iMac and looked at the power supply. Is anyone experienced with the PSU repair and have some idea how to proceed in this repair. How to check if I... -
What is the difference between PSU 1224 and 1225?
I might have a stupid question but in need to ask it anyway. I've been experimenting with the possibilities of using parts not specifically made for a certain generation of macs. For example, I upgraded my iMac 2009 with a CPU and GPU for the 2010 model. (i5 2,66 became i7 2,93 and Radeon 4850... -
iMac won't turn on - HELP!
Lightening hit by the house and iMac won't boot at all. I've diagnosed it fairly well, I'm down to the power supply or Logic board, but which one? With the diagnostic lights I get the first one meaning I have constant power from the power supply. When I press power button no second light. I've...
