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now use ↓ or ↑ to select other Data Types to turn off.)
3. To return to the previous page, press EXIT|EXIT.
To change displayed data font size:
1. Press MENU|↓ to OVERLAY DATA|ENT.
2. Press ↓ or ↑ to select Data Type, then press Ent. The DATA SIZE (dis-
played in the bottom of the Overlay Data Shown window) cycles
through available sizes. Keep pressing Ent until it shows the desired
Data Size, then press EXIT.
The selected data type will be displayed in the new size. (To change the
font size for another Data Type, press ENT and repeat these steps, be-
ginning with step two above.)
3. To return to the previous page, press EXIT.
Tip:
If you wish, you can change the displayed data font size when you
select a data type:
1. Press MENU|↓ to OVERLAY DATA|ENT.
2. Press ↓ or ↑ to select Data Type|press ENT. repeatedly until the
desired font size is shown.
The data will be shown in the new font size. To return to the previ-
ous page, press EXIT|EXIT.
Sonar chart with Overlay Data turned on. This example shows
Depth, Water Temperature and the Water Speed of the boat.
Ping Speed & HyperScroll
Ping Speed controls the rate at which the transmitter and transducer
broadcast sonar sound waves — pings — into the water. The unit has a