Lowrance electronic M68C IceMachine - Manual (Page 63)

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Data list showing "Ground Speed" turned on to display on Sonar Page.
3. To return to the previous page, press EXIT | EXIT .
To turn off displayed data:
1. Press MENU |
↓ to
O VERLAY D ATA
| ENT .
2. Press
↓ or ↑ to select Data Type, then press
ENT until the check mark
to the left of the selected data type disappears. (If you wish, you may
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
O
VERLAY
D
ATA
| ENT .
2. Press
↑ or ↓ to select Data Type. The
D ATA S IZE
(displayed in the bot-
tom of the Overlay Data Shown window) can be changed using
← or →.
When the size is right, 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 .
Sonar chart with Overlay Data turned on. This example shows
Depth, Water Temperature and the Ground Speed of the boat.