User manual NORTHSTAR 951X

[. . . ] 951X/XD AND 952X/XD GPS CHART NAVIGATORS INSTALLATION MANUAL Revision B Part Number GM1505C Northstar Technologies 30 Sudbury Road Acton, Massachusetts 01720 www. northstarcmc. com Service: 978/897-0770 Sales: 978/897-6600 Limited warranty policy Northstar Technologies, a division of BSC, Inc. , warrants the Northstar 951/952 to be free from defects in materials and workmanship for a period of two (2) years. This warranty applies to the original purchaser and to any subsequent owner during the warranty period, which begins on the date of shipment of the unit, F. O. B. Acton, Massachusetts, to an authorized Northstar dealer. Systems may not be returned to Northstar without a Returned Materials Authorization (RMA) number. [. . . ] The cartridge slot is located at the lower right-hand corner of the unit. If the unit is off, you can verify whether a cartridge has already been installed by opening the cartridge access door (turn its handle ¼-turn counter-clockwise) and looking inside the slot. If the unit is on, you can verify whether a cartridge has already been installed by pressing the &+$57 6(783 menu key to the right of the CHART screen (the cartridge access door must be fully closed and latched to display this information). One of two possible screens will be displayed: · · If a cartridge is present, the cartridge name and date are displayed at the bottom of the CHART SETUP/STATUS screen (at left below). If a cartridge is either not installed or incorrectly installed, the words NONE INSERTED are displayed (at right below). The cartridge name is derived from its Navionics catalog number. The date may not be present for all cartridges, especially older ones; in these cases, the word PRESENT is displayed in place of the cartridge name and date. Before inserting the cartridge, make sure that its label is facing up and that the cartridge is oriented as shown in Figure 19 below. Insert the cartridge gently but firmly into position with one straight, smooth motion. If you partially insert the cartridge, then move the cartridge again after stopping, it may become stuck in an awkward position. Page 28 951/952 INSTALLATION MANUAL Revision B SECTION TWO - Installing the unit The Navionics chart cartridge must remain free from debris and moisture at all times. To ensure that you do not expose the cartridge to any environmental damage, please use caution when changing the cartridge. Exercise care when inserting the cartridge into the Northstar unit (see description and illustration at right). When not in use, store the cartridge in a clean, dry place away from heat, humidity, and dust. Improper handling and storage of the cartridge may result in damage to the Northstar unit. Such damage is not covered under manufacturer warranty. Figure 19: Proper insertion of a chart cartridge Turning the unit on To activate the unit, briefly press the 3:5 key. You'll be greeted with a map of the Earth with the words "NORTHSTAR" (at left below) or "NORTHSTAR 952X" (at right below), then the owner identification message. Next, the unit performs a series of self-tests (the 951 and 952 self-test screens vary slightly) in which critical components and functions are checked for any errors. 951/952 INSTALLATION MANUAL Revision B Page 29 SECTION TWO - Installing the unit NOTE: If the unit's power has been off and its display screen is "cold, " a brief warm-up period may be required for the display screen to achieve its full intensity. Advisory message When the unit is powered up, a special advisory message is displayed as a precautionary reminder that the unit's chart cartography must not be relied upon as the sole means of safe navigation. Although every effort has been made to ensure that the data used by the unit is as close to paper charts as possible, errors and omissions are inevitable. Therefore, extreme care must be used when navigating by means of electronic charts. It is the captain's responsibility to cross-check the 951/952 against other sources of navigation data. To proceed, you must first acknowledge your acceptance of the advisory message by pressing any one of the five function keys located beneath the display screen. GPS signals Once the unit is turned on and has acquired satellite data, you can check the quality of the GPS signals being received by viewing the various satellites' SNR (Signal-to-Noise Ratio) readings: Press the 326, 7, 21 key to view the GPS POSITION screen (as shown at left below), then press the Page 30 951/952 INSTALLATION MANUAL Revision B SECTION TWO - Installing the unit '*36 , 1)2 menu key to view the DGPS STATUS screen (as shown at right below). Turning the unit off To shut off the unit, press and hold the 3:5 key for approximately four seconds until the screen goes dark. Testing and troubleshooting the 951/952 Installation-test checklist To test the system after installation, first apply power to the unit and confirm power is on with no errors. Next, check for the presence of GPS and DGPS signals. Review the chart-plotter function: With the chart cartridge inserted, confirm that the chart map is displayed. [. . . ] The following sections describe the RS-232 port's various settings. Using SC-104 out SC-104 OUT outputs differential corrections from the 951XD's or 952XD's internal differential receiver to an external device that accepts the standard SC-104 data stream. When using SC-104 OUT, be sure that the BAUD RATE setting also matches the baud rate requirements of the receiving device. SC-104 IN accepts differential corrections from any external source transmitting the standard SC-104 data stream. Use this setting if the unit isn't equipped with an internal DGPS beacon receiver and you want to receive differential corrections from an external source. [. . . ]