iv
3.1 Introduction ..................................................................... 17
3.4 The Display ..................................................................... 19
Data Value ...................................................................... 19
Text Description .............................................................. 19
Trend Arrow .................................................................... 20
3.9 Key Functions ................................................................. 25
4.1 Introduction ..................................................................... 27
4.3 Setup Options ................................................................. 28
Depth Offset .................................................................... 30
Sounder Control .............................................................. 31
Response Level .............................................................. 31
Mode .............................................................................. 31
RAYDATA Installation and Operation Handbook