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24.7 Production Series / Re: Thermal Sensors widget display
« on: August 25, 2024, 05:07:27 am »The t5nex is a thermal sensor on a Chelsio T520-BT ethernet NIC. I believe the temperature for this device is being reported in Fahrenheit based on a quick search (widget is reporting it as "C").
Well, I would not be so sure. (Use your finger or - safer - IR thermometer.) They do run HOT. Around 70C definitely not unusual. 79F ~= 26C: very unlikely.
IR thermometer confirmed the heatsink temperature in the 79C range which is well beyond the specified operating range maximum of 55C for the card. I replaced the card with an identical T520-BT that I had in spares, and it is running at 53C.
Thanks for the input on this and the creation of the temperature widget which has allowed me to identify an apparently failing card that I had no reason to suspect. The Chelsio cards are 5+ years old so I will retire both of them.