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Converting 30" HD cinema display for m1 macbook

I Found this 30" apple HD cinema display and would love to bring it back to life and see if it still works with my m1 macbook. There is a USB to Thunderbolt adapter, but unfortunately the power cord has been cut. I looked and can get an original power supply from ebay, but can anyone help guide if I could splice the cut cord to an original end connecter (don't know exactly what it is called) and use an original power supply? Or if there is another approach altogether? Thanks in advance for any help.








Posted on Jul 20, 2024 2:23 PM

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1 reply

Jul 24, 2024 6:21 PM in response to javitag

javitag wrote:

I Found this 30" apple HD cinema display and would love to bring it back to life and see if it still works with my m1 macbook. There is a USB to Thunderbolt adapter, but unfortunately the power cord has been cut. I looked and can get an original power supply from ebay, but can anyone help guide if I could splice the cut cord to an original end connecter (don't know exactly what it is called) and use an original power supply? Or if there is another approach altogether? Thanks in advance for any help


I don't know how to help you with the power issue.


As far as the video connection, I don't know what you mean by "USB to Thunderbolt adapter". If you had one of these displays whose power cables were intact, you would need two adapters:


  • An 'active' USB-C (DisplayPort) to dual-link DVI adapter, to provide a video signal for that big plug on the right. You can find several such adapters on Amazon, but you may need to look a bit, as they will be buried in a sea of cheaper and more common USB-C to single-link DVI adapters that can't support the 30" ACD's resolution.
  • A USB-C to USB adapter (which it appears you already have) to let you make a USB connection. Not so much because the downstream USB 2.0 ports on that old 30" monitor are worth it – but because you may need that USB connection in order to adjust the brightness on the display.

Converting 30" HD cinema display for m1 macbook

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