71
3. To return to the previous page, press
EXIT
.
To turn off displayed data:
1. Press
MENU
|
↓
to
O
VERLAY
D
ATA
|
ENT
.
2. Press
↓
or
↑
to select
Data Type
|
ENT.
The selected data type disap-
pears from the top of the list and reverts to its previous, unchecked po-
sition. 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
.
To change displayed data font size:
1. Press
MENU
|
↓
to
O
VERLAY
D
ATA
|
ENT
.
2. Press
↓
or
↑
to select
Data Type
|press
→
or
←
to
Data Size
|
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. From the Sonar page, press
MENU
|
↓
to
O
VERLAY
D
ATA
|
ENT
.
2. Press
↓
or
↑
to select
Data Type
|press
→
or
←
to select
Data
Size
|
ENT
.
The data will be shown in the new font size. To return to the previ-
ous page, press
EXIT
.
Summary of Contents for FISHMARK 640C
Page 6: ...iv Notes ...
Page 42: ...36 Notes ...
Page 48: ...42 Sonar page in Split Zoom Sonar Chart display mode Sonar page in Digital Data display mode ...
Page 58: ...52 Notes ...
Page 98: ...92 Notes ...
Page 104: ...98 Notes ...
