У вашего броузера проблема в совместимости с HTML5
1st time taking apart the Latitude 3590
For complete Fan & Heatsink replacement process:
To remove Fan and/or Heatsink:
Watch Latitude 3590 #1 Case replacement first
Watch Latitude 3590 #2 Battery removal second
Watch Latitude 3590 #4 Fan & Heatsink removal third
To fit new Fan and/or Heatsink:
Watch Latitude 3590 #7 All components replaced first
Watch Latitude 3590 #8 Case replacement second
Watch Latitude 3590 #9 Power on & Basic checks third