viii ST70 Pilot Controller Reference GuideWaypoint Advance warning .................................................................. 30Route completion.................................................................................. 303.7 Using the SmartPilot with sail boats ..................................................... 31Using Wind Vane mode......................................................................... 31What is Wind Vane mode? .................................................................... 31Selecting Wind Vane mode ................................................................... 31Adjusting the locked wind angle ............................................................ 31Leaving Wind Vane mode ..................................................................... 31True and apparent wind ........................................................................ 31WindTrim .............................................................................................. 32Dodging an obstacle in Wind Vane mode .............................................. 32Wind Shift warning................................................................................ 32Using AutoTack in Wind Vane mode ..................................................... 32Operating hints for Wind Vane mode..................................................... 33Preventing accidental gybes................................................................. 33Chapter 4:Maintenance and troubleshooting .......................................... 354.1 Maintenance ........................................................................................ 35Servicing and safety ............................................................................. 35Instrument cleaning .............................................................................. 35Cabling ................................................................................................. 354.2 Troubleshooting ................................................................................... 36First considerations .............................................................................. 36Procedures........................................................................................... 36Using the About Display feature............................................................ 39Technical support.................................................................................. 40Chapter 5:Alarms .............................................................................................. 43Chapter 6:Data List .......................................................................................... 45Chapter 7:Vessel Settings ............................................................................. 47Chapter 8:Technical specifications ............................................................ 49