ICOM 322800 Manuale Utente

Pagina di 62
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BASIC OPERATION
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  Display backlight and 
contrast settings
You can adjust the display backlight and contrast settings.
The display backlight lights the function display and keys, and 
is convenient for nighttime operation.
Also, you can adjust the display contrast between objects and 
the background.
q
Push 
[POWER•BRILL]
 to display the popup screen to ad-
just the display backlight and contrast level.
w  
Push [
] or [
] to select “Backlight” or “Contrast,” which-
ever one you want to adjust.
e  
Push [
Ω
] or [
] to adjust the level.
 • Backlight : Between 1 and 7, or OFF
 • Contrast  : Between 1 and 8
r  
Push [ENT] to save the settings and turn OFF the popup 
screen.
 • If no key operation is performed for 5 seconds,
the backlight and 
contrast  levels  are  saved,  and  the  popup  screen  automatically 
turns OFF.
Convenient!
Each push of 
[POWER•BRILL]
 after the popup screen is dis-
played, also adjusts the display backlight level.
 Plotter display operation
When
 the plotter display is selected, the display range and the 
icons of the AIS targets appear. You can change the display range 
and type (North up or COG up) to suit your operating style.
q
Push [DISP MODE] several times to select the plotter dis-
play.
w  
Push [
] or [
] to select the desired display range.
• 0.125, 0.25, 0.5, 0.75, 1.5, 3, 6, 12, 24 nm (nautical miles) are
selectable.
e
  Push [
] to sequentially select each AIS target icon clos-
est to your vessel 
(or waypoint, if it is set; see page 24 for
setting detail), in sequence.
 
 Or, push [
Ω
] to select each AIS target (or waypoint) icon 
farthest from your vessel, in sequence.
 
• A target box will appear around the selected target (or waypoint)
icon.
 
 Shows the range and bearing information from your vessel to the 
selected AIS target.
 
 Shows the CPA (Closest Point of Approach) and TCPA (Time to 
CPA) information of the selected AIS target whose CPA is less 
than 6 nm (nautical miles) and TCPA is less than 60 minutes to 
your vessel.
r  
Push [ENT] to display it’s detail screen. (p. 17)
NOTE: The alarm buzzer sounds when a malfunction oc-
curs  or  an  AIS  target  is  closer  than  your  CPA  and TCPA 
settings, depending on the presetting. (pp. 29, 30, 33, 44)
 To stop the alarm buzzer, push [CLEAR].
 •
If the popup screen is displayed, push [CLEAR] again to turn it OFF.