1. SYSTEM INTRODUCTION
1-10
1.3 Power ON and OFF
Press the key to turn the power ON.
When you turn on the power, a beep
sounds and the start-up screen appears.
Approximately 90 seconds after you ap-
ply the power, the chart plotter display
appears.
To turn the power OFF, press the key. The following window appears.
Select [Power Off This Device] or [Power Off Network]. 15 seconds after the screen
goes blank, the power turns off. (The power is on for this 15 seconds.)
Note 1: Do not turn off the power during the start-up. Wait until the start-up is complet-
ed before you turn the power off.
Note 2: The screen refreshes slower in low ambient temperature.
1.4 How to Adjust the Brilliance of Display or Power
Indicator
Press the key to show the following window.
TZT9/TZT14: Drag the circle icon to adjust the display brilliance. The brilliance level is
indicated on the icon. You can also adjust the display brilliance with short press of the
key repeatedly.
TZTBB:
Press here.
TZT9/TZT14:
Press here.
Select either one
of the two.
TZT9/TZT14: Adjust the display brilliance.
TZTBB: Adjust the brilliance of the power indicator.
Close the window.
Optimal brilliance settings according to
time of day (day, dusk, night) or automatic.