ucc@ucc-Precision-WorkStation-T5400:~$ fancontrol
Loading configuration from /etc/fancontrol ...

Common settings:
  INTERVAL=10

Settings for hwmon2/pwm1:
  Depends on hwmon0/temp4_input
  Controls
  MINTEMP=75
  MAXTEMP=85
  MINSTART=150
  MINSTOP=15
  MINPWM=15
  MAXPWM=255
  AVERAGE=1

Settings for hwmon2/pwm2:
  Depends on hwmon0/temp2_input
  Controls
  MINTEMP=75
  MAXTEMP=85
  MINSTART=150
  MINSTOP=15
  MINPWM=15
  MAXPWM=255
  AVERAGE=1

Settings for hwmon2/pwm3:
  Depends on hwmon1/temp2_input
  Controls
  MINTEMP=75
  MAXTEMP=85
  MINSTART=150
  MINSTOP=15
  MINPWM=15
  MAXPWM=255
  AVERAGE=1

Error: file hwmon2/pwm1 doesn't exist
Error: file hwmon2/pwm2 doesn't exist
Error: file hwmon2/pwm3 doesn't exist

At least one referenced file is missing. Either some required kernel
modules haven't been loaded, or your configuration file is outdated.
In the latter case, you should run pwmconfig again.
ucc@ucc-Precision-WorkStation-T5400:~$