Furuno GP-7000F - Manual (Page 106)

10. VIDEO SOUNDER OPERATION
10-20
10.11 Water Temperature Graph
The water temperature graph (appropriate sensor required) plots water
temperature on the sounder display. It can be turned on or off as below.
1. Open the SOUNDER menu.
2. Rotate the [ENTER] knob to choose TEMPERATURE GRAPH and then push
the [ENTER] knob.
3. Rotate the [ENTER] knob to select On.
4. Push the [ENTER] knob and [MENU] key to close the menu.
10.12 Reviewing Past Picture
One past picture can be reviewed. Note that this function is not available on dual
frequency, bottom zoom and marker zoom displays.
1. Open the SOUNDER menu.
2. Rotate the [ENTER] knob to choose SOUNDER SETUP and then push the
[ENTER] knob.
3. Rotate the [ENTER] knob to choose PLAYBACK SOUNDER IMAGE and
then push the [ENTER] knob.
Play
S-Down
Off
4. Rotate the [ENTER] knob to choose Play or S-Down.
Play: Rotate the [ENTER] knob clockwise to scroll the past picture.
S-Down: The entire past picture appears.
5. Push the [ENTER] knob and [MENU] key to close the menu.
6. Push the [ENTER] knob to show the SENSITIVITY window.
7. Rotate the [ENTER] knob to choose Play or S-Down appropriate.
8. Rotate the [ENTER] knob to activate Play or S-Down.
The time marker shows the time.
9. To cancel, press the [CLEAR] key.