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@@ -1,2 +1,6 @@
 # iDRAC7_fan_control
-A simple script to control fan speeds on Dell generation 12 PowerEdge servers.
+A simple script to control fan speeds on Dell generation 12 PowerEdge servers. 
+If the inlet temperature is above 35deg C enable iDRAC dynamic control and exit program.
+If inlet temp is below 35deg C set fan control to manual and set fan speed to predetermined value.
+The tower servers T320, T420 & T620 inlet temperature sensor is after the HDDs so temperature will
+be higher than the ambient temperature.