Raymarine Autohelm ST 30 - Manual (Page 9)

ST30 Compass Installation and Operation Handbook
Chapter 4: Operation ......................................................... 25
4.1 General ..................................................................... 25
4.2 Heading Mode ............................................................ 25
4.3 Lock Mode ................................................................ 26
Reciprocal Locked Heading ......................................... 26
Adjusting the Locked Heading ...................................... 27
Lock Mode Heading Error ............................................ 27
4.3 Average Heading ........................................................ 28
Resetting the Average Heading ..................................... 28
4.4 LCD Illumination .......................................................... 29
4.5 No Data .................................................................... 29
Chapter 5: Fault Isolation & Maintenance .............................. 31
5.1 Fault Isolation ............................................................. 31
5.2 Maintenance .............................................................. 32
Chapter 6: Specification ..................................................... 33