iContentsChapter 1:Before you begin ............................................................................. 11.1 Installation overview .............................................................................. 1Planning ................................................................................................. 1Installation .............................................................................................. 11.2 Certified installation ............................................................................... 21.3 Further assistance ................................................................................. 2www.raymarine.com............................................................................... 21.4 Product documents ................................................................................ 3Chapter 2:System overviews .......................................................................... 52.1 The autopilot .......................................................................................... 52.2 Data systems ......................................................................................... 5SeaTalkng .............................................................................................. 6SeaTalk .................................................................................................11NMEA 0183 / other manufacturers’ equipment ..................................... 152.3 Schematic diagram .............................................................................. 16Chapter 3:Installation ..................................................................................... 173.1 Autopilot system components .............................................................. 18Parts supplied....................................................................................... 18Required additional components .......................................................... 20Optional additional components ........................................................... 203.2 Cable connection points and fuses ....................................................... 203.3 Autopilot controller ............................................................................... 243.4 Drive unit .............................................................................................. 25Clutch ................................................................................................... 263.5 Power and drive cables ........................................................................ 27Circuit breaker and fuse information ..................................................... 28Solenoid drives..................................................................................... 303.6 Grounding the SPX SmartPilot ............................................................. 313.7 Connecting the data cables .................................................................. 313.8 Compass ............................................................................................. 373.9 Rudder reference ................................................................................. 383.10Sleep switch (optional) ....................................................................... 393.11External alarm (optional) ..................................................................... 393.12Wind vane (sail boats) ........................................................................ 393.13Test the system ................................................................................... 40Switch on.............................................................................................. 403.14Final fix ............................................................................................... 40Secure all cables .................................................................................. 413.15Commissioning ................................................................................... 41Chapter 4:SPX SmartPilot specifications ................................................. 43Chapter 5:NMEA 0183 sentences ................................................................ 45