NorthStar Navigation Explorer 721EU Switch the Barometric Display on or OFF Baro Disply

3-9-2 Switch the Barometric Display ON or OFF (BARO DISPLY)

RADIO SETUP

WX ALERT

COM PORT

> BARO SENSOR

BARO SENSOR

BARO UNITS

>BARO DISPLY BARO CAL.

BARO DISPLY

>LCD OFF LCD ON

1.Select RADIO SETUP, then BARO SENSOR.

2.Select BARO DISPLY.

3.The cursor is at LCD OFF. Press ENT or press the rotary knob to switch OFF the barometric display on the base unit, or select LCD ON to show the barometric display on the base unit.

IMPORTANT: LCD OFF is the default. This minimises the current drain of the standby vessel battery to about 3mA average. If the barometric display is set to LCD ON the current drain is continuous at about 85mA.

3-9-3 Calibrate the Barometric Sensor (BARO CAL.)

The barometric functions and icons work best when calibrated to local conditions. The operating range is from 960mb to 1060mb.

RADIO SETUP

WX ALERT

COM PORT

> BARO SENSOR

BARO SENSOR

BARO UNITS

BARO DISPLY

> CAL

CAL

MODIFY?

>± 0.00 In-Hg

PRESS ENT

1.Select RADIO SETUP, then BARO SENSOR.

2.Select BARO CAL. then change the setting to match the reading on an accurate instrument nearby or the reading given by a local weather station.

3-10 Temperature Display (TEMPERATURE)

A temperature sensor in the microphone measures air temperature changes.

3-10-1 Set the Temperature Units (UNITS)

RADIO SETUP

COM PORT

BARO SENSOR

> TEMPERATURE

TEMPERATURE

>UNITS CAL.

TEMP SENSOR

>˚C

˚F

1.Select RADIO SETUP, then TEMPERATURE

2.The cursor is at UNITS. Press ENT or press the rotary knob.

3.The cursor is at ºC. Press ENT or press the rotary knob to display the temperature in ºC (Celsius) or select ºF to show the temperature in Fahrenheit.

3-10-2 Calibrate the Temperature Reading (CAL.)

The temperature sensor works best when calibrated to local conditions.

RADIO SETUP

COM PORT

BARO SENSOR

> TEMPERATURE

TEMPERATURE

>UNITS CAL.

CAL

MODIFY?

>± 0.00 In-Hg

PRESS ENT

1.Select RADIO SETUP, then TEMPERATURE.

2.Select CAL. then change the setting to match the reading on an accurate instrument nearby or the reading given by a local weather station.

Northstar Explorer VHF Series: 721US, 721EU Operation and Installation Manual 25