Back-office Linux Box I
  
 The machine to the left is used
 as a restaurant back-office
 system supporting the office
 machine as well as 3 x POS
 units and EFTPOS terminals.
  
 It was suffering random and
 sudden shutdowns which turned
 out to be CPU 'over-temperature'
 shutdowns.
 
 The chronic dust build-up had
 blocked all air vents preventing
 the fans from regulating the
 CPU temperature.