Fan Speed Control Manually

Put FAN into MAX Speed

sudo /usr/bin/jetson_clocks --fan

Control FAN Speed (PWM) Manually (JP 6.x)

sudo su

# Disable Fan Control Daemon in the Background
sudo /usr/bin/jetson_clocks --fan

# Full Fan
echo 255 > /sys/devices/platform/pwm-fan/hwmon/hwmon0/pwm1
 
# Gentle Fan
echo 30 > /sys/devices/platform/pwm-fan/hwmon/hwmon0/pwm1

Control FAN Speed (PWM) Manually (JP 5.x)

sudo su

# Disable Fan Control Daemon in the Background
systemctl stop nvfancontrol

# Full Fan
echo 255 > /sys/devices/platform/pwm-fan/hwmon/hwmon2/pwm1
 
# Gentle Fan
echo 30 > /sys/devices/platform/pwm-fan/hwmon/hwmon2/pwm1