Nvidia Jetson nano activate fan

Kernel value

echo 255 > /sys/devices/pwm-fan/target_pwm

Start fan at start up

If the rc.local doesn't exist.

printf '%s\n' '#!/bin/bash' 'echo 255 > /sys/devices/pwm-fan/target_pwm' 'exit 0' | sudo tee -a /etc/rc.local
#!/bin/bash
echo 255 > /sys/devices/pwm-fan/target_pwm
exit 0
sudo chmod +x /etc/rc.local

If rc.local exists add this line before the end (or the exit 0).

echo 255 > /sys/devices/pwm-fan/target_pwm

References

• Jetson Nano Fan
• Brightness is reset to maximum on every restart

Daniel Simao 14:00, 3 December 2019 (EST)