Error/Event Code Probable Cause Remedy 2 Event. Parameters have been set to factory defaults. You can change the default settings in configuration mode see Communicating with Terminal Software (page Event. Wind calibration data has been lost. WMT700 needs to be calibrated. Contact Vaisala technical support. 10 Error. You have given an invalid value when using the S command. Check the allowed parameter values see E Configurable Parameters (page Error. Parameter used with the S command is unknown. Check that you are using the correct parameter names, see E.1 Configurable Parameters (page Error. Unknown command. Check the allowed commands in A. Command Set for WMT700 (page Error. String before the end of command character is too long. Check the command and parameter names that you are using. You can also troubleshoot WMT700 as follows: • Fetch the error and event messages with the ERRORS command. • Include diagnostics-related items in the data message.