Setting Ship's Speed For Ttg - Furuno GP-3500F-D Operator's Manual

5. WAYPOINT
5.5

Setting Ship's Speed for TTG

Calculation of TTG is based on ship's speed data. This data can be set manually
or automatically.
1. Press the [MENU] key to show the main menu.
2. Press the [1] key to show the WAYPOINTS LIST.
3. Rotate the [ENTER] knob to select "SPD TO CALC TTG".
4. Roll the trackball in left-right direction to select "ACTUAL SPD" or "SIM SPD."
For ACTUAL SPD, go step 6. For SIM SPEED, go to step 5.
ACTUAL SPD: Calculating with the actual ship's speed.
SIM SPD:
5. Press the numeric keys to enter a ship's speed value.
TTG for the waypoint selected with the red cursor is calculated by using the
speed value entered.
6. Press the [MENU] key several times to close the menu.
5-12
Calculating with a simulated value.