A-10 POWERSCAN D8590 User’s ManualTroubleshootingProblem: No Illumination – License Key Failed.The unit is unable to decode, and it is not cycling through its illumination settings. (Targeting,if enabled, does appear when the trigger is pulled.)Error Messages (String Output): “License Key Failed”Possible Cause: The POWERSCAN D8590 license has been deleted.Solution: Request license file (2019_(serial number).crb) from Datalogic customer support.Unit serial number and license must match.Once you have received the license filefrom customer support, go to the Utilitiessection of ESP, browse for the file in theBatch File Update field, and click Startonce you have located the file.Problem: No Illumination – No Process Sequence Defined.The unit is unable to decode, and it is not cycling through its illumination settings. (Targeting,if enabled, does appear when the trigger is pulled.)Error Messages (String Output): “No Process Sequence Defined; Please Set the Unit toDefault Settings”Possible Cause: No illumination sequence has been defined for the POWERSCAN D8590.Solution: Reset the default illumination sequence.If Sequence Steps is set to 0, the illuminationsequence will not occur.Click the Default button toreturn to 4 illumination steps.