88 ST6001+ Autopilot Control Unit - Owner’s Handbook7 Adjusting Autopilot Settings7.5 Dealer CalibrationThe Dealer Calibration group includes items that have a significantimpact on autopilot operation and can affect your boat’s safety.CAUTION:After you have commissioned the autopilot, you should notnormally need to alter the Dealer Calibration values.Note: If you are connecting the ST6001+ to a non-150/400 autopilotsystem, the items in the Dealer Calibration group appear in adifferent order and several items will not be available. Refer to theAppendix for full details.Accessing Dealer CalibrationTo prevent accidental access, we have made entry to DealerCalibration more difficult than the other groups:• when you see the DEALER CAL screen, press the auto key• the display will show CAL ?• press the -1 and +1 keys together to enter Dealer CalibrationDealer Calibration screens and settingsThe items in Dealer Calibration vary according to the vessel type youhave selected. See the table on page 88 for default values.SeaTrial Calibration lockThis screen controls whether it is possible to access Seatrial Calibration.Note: On non-150/400 systems, the calibration lock controls whetherit is possible to enter Compass Calibration. See the Appendix for fulldetails.OptionsCAL LOCK OFF Calibration lock off – Seatrial calibration can beaccessed (default)CAL LOCK ON Calibration lock on – Seatrial calibration cannot beaccessed