Screen Display and Operation184. Supplementary Information■ When connecting the Intelligent Controller via Internet, consider implementing network securitymeasures, such as a firewall.■ Error MessagesError Cause RemedySystem configuration change!(when logged in with Administratorprivileges)The system configurationof the IntelligentController has changed.This is a warning message.Wait a moment and resumeoperation.Intelligent Controller is nowprocessing, please wait.Please try later.The Intelligent Controlleris applying settings.Access from the Web isheavy.If configuring settings with theIntelligent Controller, switch to anon-settings screen (such as screen1-n).Wait a moment and resumeoperation.Communication error The Intelligent Controllerwas turned off whileconnected, or a cablewas unplugged or thenetwork failure.Try the operation again.Verify that the Intelligent Controller isturned on, and that the network wiringconnections are correct.Invalid user ID The entered user ID isdifferent from the user IDregistered on theIntelligent Controller.Verify the user ID that was registeredto the Intelligent Controller.Wrong password The entered password isdifferent from thepassword registered onthe Intelligent Controller.Verify the password that wasregistered to the Intelligent Controller.All Stop!All units were forced to stop.Do not operate until unit operationresumes.The external all stop inputis switched on for theIntelligent Controller unit.When the external all stop input ischanged to OFF, the messagedisappears. After changing to OFF,wait for the message to disappear.