NorthStar EXPLORER 705, Explorer 725 Quick Start Manual

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Explorer 725 / 705

VHF Marine Radio

Quickstart Guide

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This Quickstart Guide is to be used with the Northstar Explorer 721 VHF Radio Installation and Operation Manual. The Explorer 721 and Explorer 725 function identically except for where noted in this QSG.

Consult the Installation and Operation Manual for further information on the options described in this Quickstart Guide, and for information on other options; including radio setup and different DSC call types and options, troubleshooting, and channel charts.

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FCC Statement

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a normal installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.

Connect the equipment into an output on a circuit different from that to which the receiver is connected.

Consult the dealer or an experienced technician for help.

A shielded cable must be used when connecting a peripheral to the serial ports.

Industry Canada

Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

It is the owner’s sole responsibility to install and use the instrument in such a manner that will not cause accidents, personal injury or property damage.

Navico Holding AS. and its subsidiaries, branches and affiliates disclaim all liability for any use of this product in a way that may cause accidents, damage or that may violate the law.

Governing Language: This statement, any instruction manuals, user guides and other information relating to the product (Documentation) may be translated to, or has been translated from, another language (Translation). In the event of any conflict between any Translation of Documentation, the English language version of the Documentation will be the official version of the Documentation.

This manual represents the product at the time of printing. Navico Holding AS. and its subsidiaries, branches and affiliates reserve the right to make changes to specifications without notice.

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Check out your Explorer 725/705 model

There are slight variations in the keys between the Explorer 725US and 725EU models, and some features are not available on both models.

An optional handset can also be purchased and used with your Explorer 725. There are two versions - the Northstar 705US handset (for use with the Northstar 725US model) and the Northstar 705EU handset (for use with the Northstar 725EU model).

This Quickstart Guide covers BOTH models of the Explorer 725, with or without the optional handsets.

Northstar Explorer 725EU pictured with 705EU optional handset

Northstar Explorer 725US pictured with 705US optional handset

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Northstar Explorer 725/705 Quickstart Guide

Turn the unit ON/OFF and adjust the volume

Base Unit

1 To turn the base unit ON, turn the VOL knob

clockwise. Turn counter-clockwise to turn the base OFF.

2 Continue to turn until a comfortable volume

is reached on the base speaker.

Optional Handset

1. Ensure the handset is fully charged, and the base unit is turned ON.

2. To turn the handset ON, press and hold the

button. To turn the handset OFF, press

and hold again until the unit turns off.

3. When turned on, the handset will search for the base unit and establish the wireless link. This should take only a few seconds.

4. Adjust the volume with the VOL

and

keys on the righthand side of the handset.

Hold down VOL

or to rapidly increase or decrease the volume or press quickly to step through the 8 different volume levels.

This will not change the volume on the base

unit speaker.

NOTE: The optional Handset functions with the base unit. It can not operate on it’s own. Ensure the base unit is turned ON when using the handset.

NOTE - FIRST TIME USE: the handset must first be Subscribed to the 725 base unit - this function only needs to be performed once. See “Subscribing the Handset to the Base unit” section for details.

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Northstar Explorer 725/705 Quickstart Guide

Adjust the Squelch

Base Unit

1 Turn the SQL knob fully counterclockwise so

that random noise is heard.

2 Turn SQL slowly clockwise until the random

noise disappears.

3 Make another 1/4 turn clockwise for best

reception in normal open sea conditions.

In areas of high noise (eg close to large cities) reception may improve if sensitivity is reduced. Try turning SQL slowly clockwise or use the LOCAL setting (see the Installation and Operation Manual).

Optional Handset

Adjust the squelch with the and keys on the handset.

Hold down

or to rapidly increase or decrease the squelch or press quickly to step through the 8 different squelch levels. The squelch setting on the base unit will temporarily change to match.

When you put the handset back ON hook, the base unit squelch setting takes precedence again.

Enter Data and Correct Errors

721US Base Unit and

Microphone

Only 4 menu items can be displayed on the base unit LCD at any one time. Press CH

or CH to scroll through a menu listing.

Press

ESC

to return to the previous menu screen without saving

changes OR press the rotary knob to confirm changes.

To enter data, press CH

or CH to step through the alphabet and

numbers. Hold down CH or CH to scroll rapidly.

You can also use the rotary knob to step through the alphabet and numbers, then press the knob to confirm each selection.

To correct errors, press CH

then select the < backup character on

the LCD. Press the rotary knob to backup one space at a time.

Optional Handset

Only 4 menu items can be displayed on the handset LCD at any one time. Press or to scroll through a menu listing.

Press

ESC

to return to the previous menu screen without saving

changes OR press

ENT

to confirm changes.

Press

or to step through the alphabet and numbers. Hold down

or to scroll rapidly.

To correct errors, press then select the < backup character on the LCD. Press

ENT

to backup one space at a time.

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Northstar Explorer 725/705 Quickstart Guide

721EU Base Unit and

Microphone

Enter Data using Alpha-mic (721EU only): To enter data, use the alpha-numeric keypad on the microphone to enter the channel numbers and names directly. Each key has functionality shown below.

Use the

CLR

key to backup and the

ENT

key to confirm, or just wait for the cursor to advance automatically to the next position when entering data (similar to mobile phone operation).

To correct data errors, press CH

then select the < backup character

on the LCD. Press

ENT

to backup one space at a time.

705EU Microphone Key 0 1 2 3 4 5 6 7 8 9

Normal and Menu Mode 0 1 2 3 4 5 6 7 8 9

Edit Mode Push 1 0 1 2 3 4 5 6 7 8 9

Edit Mode Push 2 Space - A D G J M P T W

Edit Mode Push 3 ( . B E H K N Q U X

Edit Mode Push 4 ) “ C F I L O R V Y

Edit Mode Push 5 % / ? ! : # “ S & Z

Select the Radio Menu or the DSC Call Menu

Base Unit and

Optional Handset

PRESS

CALL

to show the DSC CALL Menu.

HOLD DOWN

CALL

to show the Radio Menu.

CALL

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Northstar Explorer 725/705 Quickstart Guide

Set the Backlighting Levels

Base Unit

1 Hold down

CALL

to show the Radio Menu.

2 Scroll through the menu listing to BACKLIGHT.

3 Press

ENT

or push the rotary knob.

4 Press CH or CH to select the desired

backlight level. There are 8 levels.

5 Press

ENT

or push the rotary knob to store the

setting.

Optional Handset

1 Hold down

CALL

to show the Radio Menu.

2 Scroll through the menu listing to BACKLIGHT.

3 Press

ENT

4 Press or to select the desired backlight

level. There are 8 levels.

5 Press

ENT

to store the setting.

Set the Contrast Levels

Base Unit

1 Hold down

CALL

to show the Radio Menu.

2 Scroll through the menu listing to CONTRAST.

3 Press

ENT

or push the rotary knob.

4 Press CH or CH to select the desired

contrast level. There are 8 levels.

5 Press

ENT

or push the rotary knob to store

the setting.

Optional Handset

1 Hold down

CALL

to show the Radio Menu.

2 Scroll through the menu listing to CONTRAST.

3 Press

ENT

4 Press or to select the desired contrast

level. There are 8 levels.

5 Press

ENT

to store the setting.

MENU SELECT BUDDY LIST LOCAL/DIST >BACKLIGHT

CALL

MENU SELECT LOCAL/DIST BACKLIGHT >CONTRAST

CALL

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Northstar Explorer 725/705 Quickstart Guide

How the microphone and optional handset work together

Use the Intercom or Conference mode

Base Unit and Optional

Handset

The Intercom mode works ONLY when one or two optional handset(s) are installed.

1 Hold down

H/L

to enter INTERCOM or CONFERENCE mode. Conference mode is only available when 2 handsets are connected, and is used to connect all 3 units together. This disables the radio receiver except for incoming DSC calls.

2 The intercom calls the other unit as detailed in

the following table.

3 Press PTT when invited.

4 Press

ESC

to exit the INTERCOM mode, insert

separate row for Handset Intercom mode.

5 For operation of the IC key see below.

H/L

Using the IC key

The function of these modes will vary depending on the number of VHF705 handsets connected:

· If no Handsets are connected, pressing the IC key will generate an error beep.

· If one handset is connected, pressing the IC key will enter Intercom mode.

· If two handsets are connected pressing the IC key the operation will be as follows:

IC Key 1st press 2nd press 3rd press 4th press

Main unit (MU) Intercom

with HS1

Intercom with HS2

Conference Repeat cycle

1st handset (HS1) Intercom

with MU

Intercom with

HS2

Conference Repeat cycle

2nd handset (HS2) Intercom

with MU

Intercom with HS1

Conference Repeat cycle

Note: in this mode you must press ENT key to select the mode

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Northstar Explorer 725/705 Quickstart Guide

High and Low Power

Microphone and

Optional Handset

1 Press

H/L

to toggle between HI (High) and LO (Low) (25W or 1W) transmission power for the entire channel bank. A beep sounds and the selection is shown on the LCD.

2 If HI power cannot be used with a particular

channel, the annunciator automatically goes to LO power. If you press

H/L

again, an

error beep sounds.

Priority Channel

Base Unit, Microphone

and Optional Handset

Channel 16 and HI power are automatically selected at power up.

1 If you’re on a working channel and want to check

the priority channel for traffic, just press

16/9

2 Press again to recall your working channel.

NOTE: On the 725US ONLY the priority channel can be set to Channel 09. To set this, just hold down

16/9

until Channel 09 appears on the LCD.

16/9

Channel Select

Base Unit and

Microphone

The working channel is shown in BIG numbers on the LCD of the base unit.

To step through the channels one at a time, press CH

or CH to display each channel.

To change channels rapidly, hold down CH or CH

to scroll through the channels.

You can also use the rotary knob to select a channel.

Optional Handset

The working channel is shown in BIG numbers on the LCD of the optional handset.

To step through the channels one at a time, press or to display each channel.

To change channels rapidly, hold down or on the optional handset to scroll through the channels.

H/L

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Northstar Explorer 725/705 Quickstart Guide

Select a Favorite Channel

Base Unit and

Optional Handset

1 Press

3CH

to toggle through each of the three favorite channels until the desired channel is shown.

3CH

Store 3 Favorite Channels

Base Unit and

Optional Handset

1 Select the channel.

2 Hold down

3CH

to store this channel as your

first favorite channel, CH1.

3 Repeat to store your second favorite channel

as CH2.

4 Repeat again to store your third favorite

channel as CH3.

3CH

Scan/Stop Scanning a Favorite Channel

Base Unit and

Optional Handset

1 Select the favorite channel.

2 Press

3CH

then immediately press and

release

SCAN

3 Press

SCAN

again to stop.

3CH

SCAN

Scan all 3 Favorite Channels

Base Unit and

Optional Handset

1 Press

3CH

then immediately

press and hold down

SCAN

2 Press

SCAN

again to stop.

3CH

SCAN

Delete a Favorite Channel

Base Unit and

Optional Handset

1 Select the favorite channel.

2 Hold down

3CH

until a confirmation

message appears on the LCD.

3 Select YES to delete.

3CH

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Northstar Explorer 725/705 Quickstart Guide

Select ALL SCAN mode

Base Unit and

Optional Handset

1 Hold down

SCAN

to start scanning all channels (and the priority channel every 1.5 seconds). NOTE: In some European countries, scanning is not allowed.

When a signal is received, scanning stops at

that channel and BUSY appears on the LCD. Press

ENT

to skip over an ‘always busy’

channel and resume scanning.

2 Press

SCAN

to stop at the current channel.

SCAN

Select the Channel Bank (725US ONLY)

Base Unit and

Optional Handset

1 Hold down

CALL

to show the Radio Menu.

2 Scroll through the menu listing to RADIO

SETUP then press

ENT

or push the rotary

knob.

3 The cursor is at UIC. Press

ENT

or push the rotary knob to display a choice of channel banks.

4 Press CH or CH to select the desired

channel bank, then press

ENT

or push the

rotary knob to confirm.

RADIO SETUP >UIC CH NAME RING VOLUME

CALL

Show the weather and fishing information

Base Unit

1 Press

Info

2 A histogram of the barometric pressure

readings over the past 24 hours is shown on the base unit LCD, with a digital readout of the current temperature.

The Happy Fish indicator bars show the

likelihood of good fishing.

The weather icon shows the weather forecast.

Info

Optional Handset

1 Hold down

CALL

to show the Radio Menu.

2 The cursor is at INFO DATA. Press

ENT

select this.

3 Select ON. Press

ENT

4 The current barometric pressure and

temperature are shown as digital readouts.

SNR is shown when handset is OFF HOOK

The Happy Fish indicator bars, when triggered,

show the likelihood of good fishing.

The weather icon shows the weather forecast.

CALL

MENU SELECT >INFO DATA BUDDY LIST LOCAL/DIST

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Northstar Explorer 725/705 Quickstart Guide

Make a call to an individual

Base Unit and

Optional Handset

1 Press

CALL

to show the DSC CALL Menu.

2 The cursor is at INDIVIDUAL. Press

ENT

push the rotary knob.

3 Select either: MANUAL NEW to call someone who’s not in

your buddy list, then enter their MMSI and press

ENT

or push the rotary knob. or scroll through the buddy list to find name of

the buddy you want to call, then press

ENT

or push the rotary knob.

4 Select the working channel and press

ENT

or push the rotary knob.

5 Press

ENT

or push the rotary knob again to send the call. The call will be acknowledged when it is received and the working channel is automatically selected.

6 Press PTT to talk; release PTT to receive a reply.

NOTE: DSC calling is disabled until you enter a legal USER MMSI number. This also applies to ATIS inland waterway operation in European countries. See the Installation and Operation Manual to perform this ONCE-ONLY setup.

DSC CALL >INDIVIDUAL LAST CALL GROUP

INDIVIDUAL >MANUAL NEW BUDDY 1 BUDDY 2

CALL

Create your Buddy List

Base Unit and

Optional Handset

You can store the names and MMSIs of 20 individuals in your buddy list.

1 Hold down

CALL

to show the Radio Menu.

2 Scroll through the menu listing, if necessary,

to BUDDY LIST.

3 Press

ENT

or push the rotary knob.

4 The cursor is at MANUAL NEW. Press

ENT

push the rotary knob.

5 Enter the buddy name (maximum of 12

characters) and the MMSI.

6 Press

ENT

or push the rotary knob when

you’re finished, then press

ENT

or push the rotary knob again to store the new buddy name. The new buddy name appears immediately in your buddy list.

7 Repeat the procedure to store another buddy

name.

>ENTER NAME __________ ENTER MMSI __________

BUDDY LIST >MANUAL NEW

NAME 123456789 >STORE? CANCEL

CALL

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Northstar Explorer 725/705 Quickstart Guide

Make a DSC Distress Call

Base Unit and

Optional Handset

1 Open the red DISTRESS cover.

If time is available to specify the nature of the

distress, press and release the DISTRESS key to show the categories. Scroll to your category then press

ENT

or push the rotary knob.

2 Hold down the DISTRESS key for about 3

seconds until you see the message DISTRESS CALL SENT on the LCD.

3 The LCD flashes and loud beeps sound. The

distress call is repeated automatically every few minutes until an acknowledgement is received or until you press

ESC

to cancel it.

Receiving a Distress Acknowledgement from a coast station

1 The radio automatically cancels your distress call and tunes to CH16.

2 Press PTT to talk with the Coast Guard.

Receiving a Distress Call

An alert sounds and the Explorer 725 automatically tunes to CH16.

1 Press any key to stop the alert.

2 Make voice contact on CH16 and lend assistance if needed.

Position and time data and the vessel’s MMSI are shown on the LCD, and the data is recorded in the DISTRESS CALL LOG.

Receiving a Distress Relay

1 An alert sounds. Press any key to stop the alert.

2 Maintain a listening watch on CH16 and standby to lend assistance.

>UNDEFINED FIRE FLOODING COLLISION GROUNDING LISTING SINKING ADRIFT ABANDONED PIRACY OVERBOARD

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Northstar Explorer 725/705 Quickstart Guide

Charging your 705 Handset

Optional Handset

To charge the handset:

1. Connect 12VDC source to the handset charger cradle

2. Place the handset into the charger cradle. The handset display will show the text: “POWER ON CONNECTING” and then “CHARGING”

3. Leave on charge for at least 3 hours.

4. When the battery is fully charged, the display text will change to “BATTERY FULL”

5. The handset can remain in the charger.

To check the handset battery level:

1. Press and hold the ESC key

2. The LCD will display the battery level with 1 to 4 bars:

1=Needs charging; 2-3=normal operation; 4=Fully charged.

Subscribing the 705 handset to the 725 base unit

Base and Optional

Handset

Subscribing the Handset to the Base unit:

1. Ensure the handset is fully charged

2. Turn the base unit ON

3. Select “Subscribe” on the base unit Radio Setup menu

4. Turn the handset ON; you must be within operational range of the base unit

5. The handset will display “Success”, and then operate normally with the base unit.

To Un-Subscribe the Handset from the Base unit:

1. You may wish to un-subscribe a handset from your base unit to use on another base unit.

2. On the base unit, select “Handset”, “Clear Code” and “Yes” from the setup menu.

3. After a few seconds, the handset will display “Search Host” and no longer be subscribed to the base unit.

4. The handset can subscribed to another base unit if needed.

For further information on these and other options, including radio setup and dierent DSC call types and options, troubleshooting, and channel charts, refer to the Northstar Explorer 721 VHF Radio Installation and Operation Manual.

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Designed in New Zealand Made in China

MN000828A-G

FOR FURTHER CONTACT DETAILS GO TO:

www.navico.com

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