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no power

  1. Madstork

    MacBook pro 17" 2010 won't power on

    2010 MacBook pro 17" turned off.wont power back on. Has faded green light on charger...no power at all..changed magsafe plug on inside ..still doesn't power on..battery seems dead. Buying new battery see if that works.cant get a ding sound. Thanks
  2. J

    Macbook Pro mid2012 charging issues

    Hello, last night, out of the blue, my macbook (mac sierra) stopped charging. I was in the middle of writing sth, had not moved/disconnected/ changed anything and at a 27% the battery (needs to be serviced) stopped getting power and the light on the charger went from orange to nothing. I put the...
    • janus5555
    • Thread
    • charger light off macbook pro mid 2012 no power not charging
    • Replies: 8
    • Forum: MacBook Pro
  3. powderedfever

    Mac pro 3,1 wont power on

    i recently received a mac pro 3,1 however on trying to power it on all i can hear is the disk drive and hard drive spin up with no fan movement what so ever. There is a red light in the top left corner of the logic board and all the lights on the ram cards are red whether there is ram in them or...
  4. Y

    Mac Pro 5,1 2010 won't power on.

    Hello everyone. I have found myself in a tricky situation. My Mac Pro 2010 won't turn on anymore all of a sudden. There is no click or sound when I push the power button, no light, no response whatsoever. I have replaced the power cord, plugged it into a different power source, unplugged...
    • Yurtal
    • Thread
    • mac pro (2010) no power won't turn on
    • Replies: 7
    • Forum: Mac Pro
  5. jaeb

    MacBook Pro 17" early 2008 not powering up

    i brought my old macbook pro 17" early 2008 from storage to try and use it (bought new ram and ssd to install on it) however i found it wouldnt turn on. firstly i assume the battery after 10 years must be dead already (not very noticeable but bloated) so i try to boot it up from the adapter with...
    • jaeb
    • Thread
    • macbook pro (17" early 2008) no power
    • Replies: 4
    • Forum: MacBook Pro
  6. dosdude1

    Mid-2010 Mac Pro 5,1 Major Power Issue

    I just recently acquired a Mid-2010 Mac Pro 5,1, and it is now having a major issue. When I initially got it (a few hours ago), it worked perfectly fine. However, after letting it sit awhile unattended (while I was in another room flashing an AMD Radeon HD 5870 graphics card I got for it), I...
    • dosdude1
    • Thread
    • 5.1 apple cpua overtemp cpub overtemp diagnostic leds fans not spinning mac pro no power overtemp leds on solid
    • Replies: 65
    • Forum: Mac Pro
  7. HunterCupp

    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...
  8. waycss

    imac 2011 21.5 no power (one led)

    I turned off all the imac was ok, when I tried to turn it on nothing happened. I tried different variants, hundreds of times, it did not work, took the screen lights up 1 LED. What to do? the power unit is broken?
    • waycss
    • Thread
    • no power
    • Replies: 10
    • Forum: iMac
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