NorthStar 941X Addendum Reference Manual
  1. Manuals
  2. Brands
  3. NorthStar Manuals
  4. GPS
  5. 941X
  6. Addendum reference manual

NorthStar 941X Addendum Reference Manual

Northstar 941x: reference guide
Hide thumbs Also See for 941X:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Reference Manual, Operator's Instruction Manual
ADDENDUM
to
Northstar 941/941XD GPS Navigator
Reference Manual
(P/N GM1100, Revision D)
This addendum applies to software versions 2.07, 2.10, 3.12,
3.18, and later
Northstar Technologies, Inc.
30 Sudbury Road
Acton, Massachusetts 01720
(978) 897-6600
P/N GM210 Rev. D 03/21/01

Advertisement

Table of Contents
loading

Related Manuals for NorthStar 941X

Summary of Contents for NorthStar 941X

  • Page 1 ADDENDUM Northstar 941/941XD GPS Navigator Reference Manual (P/N GM1100, Revision D) This addendum applies to software versions 2.07, 2.10, 3.12, 3.18, and later Northstar Technologies, Inc. 30 Sudbury Road Acton, Massachusetts 01720 (978) 897-6600 P/N GM210 Rev. D 03/21/01...

  • Page 3: Table Of Contents

    - - - - - - - - - - - - - - - 1 About this addendum - - - - - - - - - - - - - - - 1 Contacting Northstar Software version 2.07 upgrades New NMEA output sentence...
  • Page 4 - - - - - - - - - - - - Using the power switch - - - - - - - - - - - - Adding “honk” to table - - - - - - - - - - - - - - Using the stop key Outputting waypoints displayed as numbers Recommended distances between antennas...

  • Page 5: About This Addendum

    “Software version 2.10 upgrades,” and “Software version 3.12 upgrades” also apply to version 3.18. Contacting Northstar For service or sales information on this product, contact Northstar by email, fax, phone, or U.S. mail as follows: Table 1: Contacting Northstar Email: Service: service@northstarcmc.com Sales: sales@northstarcmc.com...

  • Page 6: Software Version 2.07 Upgrades

    New NMEA output sentence Northstar has added a new sentence to its NMEA 0183 output format. The purpose of this new NMEA sentence, “MSS” (MSK Receiver Signal Status), is to provide status information for the beacon receiver’s signals (the 941 sends a null sentence if the...

  • Page 7: Uninstalled Dgps Antenna

    sentences than can be output in one second, the following error message is displayed: SORRY, CAN’T DO THAT. TOO MANY SENTENCES FOR 1 SEC INTERVAL If this message is displayed, you must select fewer sentences. Diagnostic output The RS-232 diagnostic port also may overflow—when it’s configured to either COPY PORT1 or COPY PORT2, and one of the copied ports is in 0183 output mode—unless the diagnostic port’s baud rate is fast enough to handle the number of...

  • Page 8: Radio Frequency Interference (Rfi)

    #14 on the interface connector. Once you set the anchor- watch alarm to honk, a continuous honking sequence begins when either your vessel moves outside the specified anchor- alarm radius or if the navigation source (e.g., GPS) becomes unavailable. Note: On the ALARMS & BACKLIGHT screen, the ANCHOR ALARM field must be set to ON.

  • Page 9: Honking For All Alarms

    by 13 seconds of silence; 3 seconds of honking followed by 12 seconds of silence, and so forth, until the honking is up to 14 seconds followed by 1 second of silence. This 3.5-minute honk cycle repeats forever unless you clear the anchor alarm. This honk does NOT automatically clear with the following conditions: •...
  • Page 10 To set all alarms to honk: 1. Press the STAR key to display the ALARMS & BACKLIGHT screen. 2. Press the CURSOR PAD to highlight the HONK OUTPUT field, then press the EDIT ALARM menu key. 3. Press the CURSOR PAD to select ALL ALARMS, then press the ENTER key.

  • Page 11: Selecting An Independent Nmea Output-Port Datum

    Selecting an independent NMEA output-port datum In all past software versions, the geodetic datum you set for the output ports was the same as the one for positional display. In software version 2.10 and later, you can adjust output position for NMEA 0183 ports 1 and 2 to specific geodetic datums, independently of the datum you choose for positional display.

  • Page 12: New Dgps Stations

    Change to RMC sentence display Starting at 12:01 AM on January 1, 2000, the RMC sentence (defined as Recommended Minimum specific GPS/transit data sentence C), which displays the year using two digits, will display year as 00. Because all other NMEA 0183 sentences use four digits, they will display year as 2000.

  • Page 13: Changes To Gga Output Sentence

    The waypoint and route import/export feature allows two or more 941, 951, or 952 units to conveniently “share” all the same waypoints and routes. You can use the import/export function to move all of the waypoints and routes between Northstar units as follows: •...
  • Page 14 If you want to import or export to/from older units, these units all must have software version 3.12 or higher; to obtain any necessary upgrades, please contact your authorized Northstar dealer. Only one unit, designated the “master,” enters the import/export function.
  • Page 15 If you press any function key on the master unit during the transfer, the error message will be displayed, the process will be aborted, and the master unit will display the particular screen accessed by that function keypress. You can press any key on the other unit, however, without interrupting the transfer process.
  • Page 16 3. Press the IMPORT/EXPORT menu key to display the IMPORT/EXPORT screen. 4. Press the IMPORT DATA menu key to display the IMPORT DATA screen. The status bar in the center of the screen displays the message READY TO TRANSFER to show that the transfer is ready to start.
  • Page 17 5. Before transferring, check the communication link between the two units by pressing the TEST COMM key. The status bar should display the message REMOTE LINK OK. 6. To move waypoints and routes into this master unit from the other unit, press the START key. The status bar displays the message TRANSFERRING and updates every second with the number of waypoints and routes already received against the total quantity to be received.
  • Page 18 dialog-box message LOCAL UNIT STATUS ERROR [002] DATABASE FULL and the status-bar message COMMUNICATION ERROR. If there isn’t any problem with the transfer process, the master unit’s status bar displays the message TRANSFER COMPLETE when done. You can now press any key to resume other operations.
  • Page 19 2. At the “master” unit, press the WAYPTS/ROUTES key to display the WAYPTS AND ROUTES screen. 3. Press the IMPORT/EXPORT menu key to display the IMPORT/EXPORT screen. 4. Press the EXPORT DATA menu key to display the EXPORT DATA screen. The status bar in the center of the screen 032101 –...
  • Page 20 displays the message READY TO TRANSFER to show that the transfer is ready to start. 5. Before transferring, check the communication link between the two units by pressing the TEST COMM key. If the status bar now displays the message REMOTE LINK OK, you may begin to transfer waypoints.

  • Page 21: Time Display On The Tide Track Screen

    • If the other unit is completely full of waypoints and routes (no more room available), the master unit displays the dia- log-box message REMOTE UNIT STATUS ERROR [002] DATABASE FULL and the status-bar message TRANSFER ERROR. If there isn’t any problem with the transfer process, the status bar displays the message TRANSFER COMPLETE when done.

  • Page 22: Software Version 3.18 Upgrades

    3.12 to software version 3.18. WAAS differential capability The Northstar 941X uses a high-performance GPS receiver as its primary source of position data. Position, COG, and SOG are calculated directly from the received GPS satellites, along with the time, the date, and an estimate of the unit’s accuracy.

  • Page 23: New Waas Options

    Hexagonal WAAS satellite designators on GPS SATS screen • • Remote power-on of the Northstar 2201 WAAS Pod (future) WAAS and AUTO options On the RECEIVER OPTIONS screen, the former DGPS OPERATION field is now called DIFFERENTIAL OPERATIONS. This field formerly supplied only two options, “ON”...
  • Page 24 W will appear in the upper right-hand corner of certain screens, indicating that WAAS signals are being received and that the information on those screens relates to WAAS. These screens include: GPS POSITION screen • PLOT screen • PHANTOM LORAN screen •...
  • Page 25 Remote power-on of the Northstar 2201 Software version 3.18 features a remote power-on option that automatically switches on an external Northstar 2201 (available in the future) after it has been connected to the 941. To set the remote power option: 1.

  • Page 26: Using Demo Mode To Simulate Waas

    Using demo mode to simulate WAAS You can simulate the use of WAAS in demo mode. To enable demo mode, follow the instructions on page 82 of the Northstar 941X Reference Manual, Rev. D (part number GM1100). Once the unit is in demo mode, press the STAR key to display the...

  • Page 27: Changes To U.s. Dpgs Stations

    When you press the STOP menu key on the NAV LOG screen, the system stops navigating, and the distance-to-go is no longer displayed. When you press the RESTART menu key to resume navigating, the distance-to-go is displayed. Changes to U.S. DPGS stations •...

  • Page 28: Changes To Foreign Dgps Stations

    • “Hudson Falls, NY” at 324 KhZ / 200 bps, 43 16.21N 073 32.34W • “Flagstaff, AZ” at 319 kHZ /100 bps, 35 13.18N 111 49.06W Changes to foreign DGPS stations • The location of “Finland/Outokumpu” has changed from 62 41N 029 01E to 62 41N 026 01E.

  • Page 29: Miscellaneous Documentation Updates

    Turning the unit on Page 14 of the 941 Reference Manual reads, “Press the POWER switch briefly to turn on the 941X.” This is correct. If you press and hold the power switch for more than two seconds, however, you’ll actually shut the unit off. A brief press of the switch is all that’s necessary to power-on the unit.

  • Page 30: Adding "Honk" To Table

    GPS antenna from other antennas and physical mounting surfaces. Under normal circumstances, following these guidelines usually results in a relatively trouble-free installation;...

  • Page 31: Mounting A Loop Antenna

    information should be used only as a guideline. It isn’t absolute in determining the best location for every possible equipment configuration. Figure 1: Separation distances between antennas Be especially careful about the distance between the combo antenna and any sources of magnetic interference (for example, the INMARSAT antenna).

  • Page 32: Flush Mounting The 941

    This will void the warranty due to physical damage. Returning a 941 for service Before returning a 941 to Northstar for repair, you must contact either your dealer or Northstar for instructions and a Returned Materials Authorization (RMA) number: If you purchased your unit through a dealer, call your dealer for an RMA number;...
  • Page 33 NOTES...
  • Page 34 NOTES...
  • Page 35 NOTES...
  • Page 36 NOTES...
  • Page 37 NOTES...
  • Page 38 NOTES...

This manual is also suitable for:

941xd

Table of Contents