The core board cannot recognize USB3.0, and there is no rx on the SSTX+signal_ The detet signal is sent,

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When I gave you feedback on this issue, I already knew that there was a problem with this core. We have been working on Jetson for many years and would like to repair this equipment. We need to go to RMA because all other cores are normal
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Please connect the Xavier NX module to developer kit and try to flash Jetpack 4.6.3 or 5.1.1. And check if the issue is present.

If the issue still exists the the module is in warranty. Please follow the process in
Jetson FAQ | NVIDIA Developer

Okay, I will refresh it to verify. If it doesn’t work, I will go through the repair process