Raymarine DS400 & DS500 User Manual

viii

DS400 and DS500 Digital Fishfinders

3.1 Introduction .................................................................................... 27
3.2 Powering on the Fishfinder  ............................................................ 27
3.3 Simulator Mode .............................................................................. 27
3.4 LCD Display  .................................................................................. 28
3.5 Keypad Operation  .......................................................................... 30
3.6  Selecting the Display Page  ............................................................ 31
3.7 Main Menu  ..................................................................................... 33

4.1 Introduction .................................................................................... 41
4.2 Fishfinder Operation Controls ........................................................ 42

Frequency ................................................................................... 45
A-Scope ...................................................................................... 46
GAIN MODE...  .......................................................................... 47

GAIN .................................................................................... 48
Color Gain ............................................................................. 49
Time Variable Gain (TVG)  ................................................... 49
Sounder Interference Rejection (Int. Rej.) ............................ 49
Second Echo Rejection  ......................................................... 50
Power .................................................................................... 50
Max. Ping Rate ...................................................................... 50

View ...................................................................................... 51
Zoom x2, x3, x4 Magnification ............................................. 52
Mode ..................................................................................... 52

Brightness ................................................................................... 58
Target Depth ID  .......................................................................... 58
Depth Digit Size .......................................................................... 59