In many instances, upgrading to a modern, properly-built HBR2 cable will also provide benefits in faster speeds so you can leverage higher resolutions and refresh rates on new hardware. What to do if Your PC is Still AffectedĪll the DisplayPort cables at Cable Chick are wired correctly and don't cause issues on PCs at boot time. Having it connected was what made the dodgy cables cause boot loops.ĭiagram showing the correct DisplayPort to DisplayPort wiring. Correctly Wired DisplayPort Cables Solve the Problemįor DisplayPort cables manufactured to the VESA specification, Pin 20 is NOT connected (nor even wired) for DisplayPort to DisplayPort and Mini-DisplayPort cables (excluding Thunderbolt). Scroll down for info on what Pin 20 is designed to do and why it caused boot issues in dodgy cables. In this case, the difference between a bad DisplayPort cable and a good one came down to how it was wired. This led to many DIY PC enthusiasts abandoning DisplayPort in favour of HDMI which didn't suffer from the same problem, but also didn't have features like G-Sync or Freesync. In some cases dating back to the early 2010s, dodgy DisplayPort cables were found to be the culprit. Turning on your PC (especially a new one) and having it constantly reboot or hang during start-up can be pretty harrowing even for professional builders. The Problem: Boot Loops and Hanging When Using DisplayPort Find out why this was ever a problem and how correctly manufactured cables aren't affected. Incorrectly made DisplayPort cables can cause boot issues on PCs.
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