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5 setting ship’s speed for ttg – Furuno GP-3500F User Manual

Page 86

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5. WAYPOINT

5-12

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: Calculating with a simulated value.

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.