User's Manual
Table Of Contents
- Section 1 - General Information
- Section 2 - The Radio Menu (MENU)
- 2-1 The Radio Menu Options (MENU)
- 2-2 Show Weather, SNR or Happy Fish on Handset (INFO DATA)
- 2-3 Maintain Your Buddy List (BUDDY LIST)
- 2-4 Local or Distance Sensitivity (LOCAL/DIST)
- 2-5 Backlighting (BACKLIGHT) and Contrast (CONTRAST)
- 2-6 GPS Data and Time (GPS/DATA)
- 2-7 GPS Simulator (GPS SIM)
- 2-8 Reset to Factory Defaults (RESET)
- 2-9 Subscribe or Un-Subscribe the 705 handset (HS SETTING)
- Section 3 - Radio Setup Menu (RADIO SETUP)
- 3-1 The Radio Setup Menu Options (RADIO SETUP)
- 3-2 Select the Channel Bank (UIC) (US only)
- 3-3 Change Channel Names (CH NAME)
- 3-4 Ring and Beep Volume (RING VOLUME and KEY BEEP)
- 3-5 Internal Speaker Connections (INT SPEAKER)
- 3-6 Set the Priority Channel (WATCH MODE)
- 3-7 Weather Alert (WX ALERT) (US only)
- 3-8 NMEA or NAVBUS protocol (COM PORT) (721 / 725 only)
- 3-9 Barometric Displays (BARO SENSOR)
- 3-10 Temperature Display (TEMPERATURE)
- 3-11 HAPPY FISH Alarm ON or OFF
- Section 4 - DSC SETUP Menu
- 4-1 What is DSC?
- 4-2 DSC SETUP Menu Options
- 4-3 Check Your User MMSI (USER MMSI)
- 4-4 Maintain Your Groups (GROUP SETUP)
- 4-5 Response to Individual Calls (INDIV REPLY) (US only)
- 4-6 ATIS MMSI & ATIS Functionality (EU only)
- 4-7 DSC Functionality (DSC FUNC)
- 4-8 Response Type to LL Polling Calls (LL REPLY)
- 4-9 Mute the Notification Ringtone
- Section 5 - Send and Receive DSC Calls
- 5-1 The DSC CALL Menu Options
- 5-2 Call an Individual (INDIVIDUAL)
- 5-3 Call the Most Recent Caller (LAST CALL)
- 5-4 Call a Group (GROUP)
- 5-5 Call All Ships (ALL SHIPS)
- 5-6 Call using the Call Log (CALL LOG)
- 5-7 Call using the Distress Log (DIST LOG)
- 5-8 Request the LL Position of a Buddy (LL REQUEST)
- 5-9 Track Your Buddy (TRACK BUDDY)
- 5-10 Receive an All Ships Call (RCV: ALL SHIP)
- 5-11 Receive an Individual Call (RCV: INDIV)
- 5-12 Receive a Group Call (RCV: GROUP)
- 5-13 Receive a Geographic Call (RCV: GEOGRAPH)
- 5-14 Receive a Polled Position Call (RCV:POSITION)
- Section 6 - Distress Calls
- Appendix A - Technical Specifications
- Appendix B - Troubleshooting
- Appendix C - VHF Marine Channel Charts
- Appendix D - EU Inland Waterway Channels
- Appendix E - MMSI and License Information
- Section 7 - Install the Explorer 721/725
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Northstar Explorer VHF Series: 721/725 Operation and Installation Manual Northstar Explorer VHF Series: 721/725 Operation and Installation Manual
2-6-2 Local Time (TIME OFFSET)
The local time can be set by entering the time offset between UTC and local time as follows.
1. Select GPS/DATA, then SETTING.
2. Select TIME OFFSET to enter the difference between UTC and local time. Half hour increments can be
used with a maximum offset of ±13 hours.
In this example, a difference of +1.5 hours has been entered and the local time is displayed with the
suffix LOC.
Z
A
B
C D F
G
H
I
N
O
P
Q
R
S
T
U
W
E
STANDARD TIME ZONES
Corrected to February 2008
Zone boundaries are approximate
Daylight Saving Time (Summer Time),
usually one hour in advance of Standard
Time, is kept in some places
Map outline © Mountain High Maps
Compiled by HM Nautical Almanac Office
V
X
K
L
P
Q
Q
R
V
U
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R
Q
P*
T
S
A
A
Z
B
C
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A
B
B
B
C
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S
S
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I*
K
K
M
M
‡
‡
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H
H
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K
F
G
E
D
*
*
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*
*
C
C
D
G
H
E
F
H
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G
C
D
D
E
K
L
M
Z
Z
P
N
0°
30°E
60°E
90°E
120°E
150°E
30°W
60°W
90°W
120°W
150°W
180°
180°
M
N
N
O
O
Z
Z
Z
C
D
D
E
F
E
*
E
*
F
*
K
L
*
*
L
L
M
M
Q
O
Q
A
S
U
W
V
*
A
Y
M
L
M Y
P
K
H
M
X
X
W
W
X
M*
W
M
*
M
*
M
M
L
F
M
Z
M
†
K
I
D
F
G
I
I
I
K
L
L
P
Z
International Date Line
International Date Line
WORLD MAP OF TIME ZONES
R
C
B
B
A
P
R
I
H
C
E
R
E
*
Q
*
H
I
I*
K
K*
− 8
− 9
− 9 30
−10
−10 30
L
L*
M
M*
M†
−11
−11 30
−12
−13
−14
V
V*
W
X
Y
+ 9
+ 9 30
+10
+11
+12
h
h
h
m
m
m
m
Z
A
B
C
C*
D
0
− 1
− 2
− 3
− 3 30
− 4
h
m
E
E*
F
F*
G
− 5 30
− 6
− 6 30
− 7
D*
− 4 30
− 5
N
O
P
P*
Q
+ 1
+ 2
+ 3
+ 3 30
+ 4
Q*
R
S
T
U
+ 4 30
+ 5
+ 6
+ 7
+ 8
Standard Time = Universal Time − value from table
h
No Standard Time legally adopted
‡
Universal Time = Standard Time + value from table
h
h
m m
GPS/DATA
MANUAL
>SETTING
SETTING
> TIME OFFSET
TIME FORMAT
TIME DISPLY
TIME OFFSET
>+01:30
02:30PM LOC