Furuno NavNet TZtouch3 TZT9F Operator's Manual page 6

Radar
Data
area
Range
How to switch between standby and TX How to switch between standby and TX
(lower left side of
the screen)
How to adjust the gain / sea clutter / rain clutter How to adjust the gain / sea clutter / rain clutter
(At bottom of data area)
Guard zone Guard zone
North mark North mark
Own ship position Own ship position
Tap
TX
: TX
TX
: Standby
TX
Switch Switch
Tap
Manual adjustment mode
Heading line Heading line
Fixed range rings
"A" means automatic adjustment
"M" means manual adjustment
Radar Control
Auto adjustment mode
Switch
Tap
Radar Control l
6 6
Move own ship
position to center
[+]: Increase range
[-]: Decrease range
Tap to switch between
Tap
automatic and manual.
Drag the
slider/tap the
slider bar to
adjust.
Gain
74
(Top right corner)
Tap