Why is there a warning here?

Hi!
I execute sudo nvpmodel -q.
My fan is already working.
Why is there a warning here?

as follows:
jetbot@jetson-4-3:~$ sudo nvpmodel -q
[sudo] password for jetbot:
NVPM WARN: fan mode is not set!
NV Power Mode: 5W
1
jetbot@jetson-4-3:~$

Hi 839165853,
I believe you are using a Jetson nano kit.Please refer this devtalk link,I believe which helps you to solve your problem
https://devtalk.nvidia.com/default/topic/1063713/jetson-nano/nvpm-warn-fan-mode-is-not-set-/post/5389796/#5389796