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notty13

macrumors newbie
Original poster
Nov 7, 2017
1
0
Hey,

so the cable from the back of my thunderbolt display has finally frayed too much and will no longer connect.

Does anyone know if to fix this I will need to get it replaced or can I buy a thunderbolt cable and plug in from my mac to the port in the back as a temporary fix before I can repair my display properly ?


Thanks in advance
 
I would go to "ifixit.com" and see if they have a repair guide for this issue.
If they do, they might even have a part number for the replacement cable.

I'm wondering if Apple Stores will even work on these any more.
If not, time to start shopping for something new...
 
The Thunderbolt cable is a standard one. Once you figure out how to open the case, you will see that the cable simply plugs in to a Thunderbolt port inside the display.
 
The Thunderbolt cable is a standard one. Once you figure out how to open the case, you will see that the cable simply plugs in to a Thunderbolt port inside the display.

I'm not sure that's entirely accurate when you consider that the same cable carries power for the MagSafe connector and the ThunderBolt signal through the case in the same sheath.
Here's one (well, a few hundred) for sale on eBay.

https://www.ebay.com/i/221914314406?chn=ps&dispItem=1

Taking a closer look at some of the other listings, it DOES appear that the Thunderbolt signal is just carried through a ThunderBolt connection internally as well. However, to maintain the MagSafe connection you need the genuine cable.
 
I have my thunderbolt display connnected to a M1 MacBook pro, so I am not using the power portion of the cord at all, just the video portion which is frayed. There is a Thunderbolt 2/display port in the back of monitor. Can I use that to connect to a USB C port on the mac with a Tnunderbolt 2 to Thunderbolt 3 connector?
 
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