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NorthStar 972 Install Manual
Summary of 972
Page 1
N orthstar e thernet radar i nstallation m anual part no. Gmekradim rev. A northstar a unit of brunswick new technologies marine electronics 30 sudbury road acton, massachusetts 01720 www.Northstarnav.Com service: 978/897-6600 sales: 800/628-4487.
Page 3: Contents
Contents section one: introducing the northstar radar - - - - - - - - - - - - - - - - - - - 1 section two: installing and wiring the radar - - - - - - - - - - - - - - - - - - - - 3 system diagram - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3 installi...
Page 5: Northstar Radar
Ethernet radar installation manual, rev. A page 1 section one: introducing the northstar radar the northstar ethernet radar is designed as an option available for the northstar 972 navigator. A radar unit should only be installed by a qualified marine technician, as potentially lethal high voltage i...
Page 6
Section one: introducing the northstar radar page 2 ethernet radar installation manual, rev. A ∗ optional cables are available in 15-, 20- and 30-meter lengths. Table 1: radar parts list radar: r4kde-a r4ke35-a r6ke45-a r12ke65-a r25ke65-a description (qty.) 4kw with dome antenna 4kw with 3.5’ open ...
Page 7: Section Two: Installing and
Ethernet radar installation manual, rev. A page 3 section two: installing and wiring the radar system diagram a configuration diagram for a fully-optioned northstar 972 system with radar, heading sensor and echosounder is shown in figure 1. This diagram provides an overview of the interconnection be...
Page 8: Installing The Radar Antenna
Section two: installing and wiring the radar page 4 ethernet radar installation manual, rev. A installing the radar antenna choosing the antenna location the radar’s ability to detect targets depends greatly on the position of its antenna. The ideal antenna location is high above the ship's keel lin...
Page 9: Mounting The Radar Antenna
Section two: installing and wiring the radar ethernet radar installation manual, rev. A page 5 obtaining sufficient dip angle raise the antenna position above on-board obstacles to avoid shadow zones. Dip angle is the angle between a horizontal line and the line of sight from the antenna to the obst...
Page 10
Section two: installing and wiring the radar page 6 ethernet radar installation manual, rev. A referring to figure 5 below and the supplied full-size antenna mounting templates, drill holes at the specified locations in the mounting base. Using these holes and hexagonal bolts, install the antenna to...
Page 11
Section two: installing and wiring the radar ethernet radar installation manual, rev. A page 7 mounting a radome table 3: bolts for mounting radome antenna mounting an open array remove the protective cap covering the rotary coupler on the top of the antenna. Match the antenna radiation direction to...
Page 12: Installing The Control Box
Section two: installing and wiring the radar page 8 ethernet radar installation manual, rev. A installing the control box for the control-box dimensional drawing, see figure 17 on page 29. Do not install the control box in the bilge or areas with high level of humidity. The control box is not waterp...
Page 13: Wiring The Radar
Section two: installing and wiring the radar ethernet radar installation manual, rev. A page 9 table 6: fuse requirements for mds-5 (with 4 kw open array) table 7: fuse requirements for mds-6 (with 6 kw open array) table 8: fuse requirements for mds-6 (12 kw or 25 kw open array) wiring the radar reg...
Page 14: Radome Cable Connection
Section two: installing and wiring the radar page 10 ethernet radar installation manual, rev. A install the radar antenna cable as described below, under either radome cable connection or open array antenna connection. Important: if connectors are removed for cable routing, refer to table 9 below wh...
Page 15: Open Array Cable Connection
Section two: installing and wiring the radar ethernet radar installation manual, rev. A page 11 5. See figure 10 on next page: remove the cable compression plate and rubber ring and pass the cable up through the opening. Replace the rubber ring and secure the cable with the compression plate. Attach...
Page 16: Connecting A Ground Wire
Section two: installing and wiring the radar page 12 ethernet radar installation manual, rev. A “x” numbers are found on the 4kw unit, and “j” numbers on the larger units. 4. Remove the two mounting bolts securing the clamp plate at the cable entrance. 5. Remove the metal clamp plate and rubber seal...
Page 17: Connecting The Power Cable
Section two: installing and wiring the radar ethernet radar installation manual, rev. A page 13 connecting the power cable the mds-5 and mds-6 units are designed for 12/24/32-volt installations when used at 4, 6 or 12kw. The mds-6, when used at 25kw operates on 24 or 32 vdc only. Power should be fed...
Page 18: Radar Power Control
Section two: installing and wiring the radar page 14 ethernet radar installation manual, rev. A radar power control important: blue and green wires from the radar control box are for power control and must be wired according to one of the options shown below. Electrical power for the radar is contro...
Page 19
Section two: installing and wiring the radar ethernet radar installation manual, rev. A page 15 wiring for robertson rfc35n and kvh autocomp 1000 heading sensors is shown below. Table 10: wiring the heading sensor heading sensor navigator i/o cable (p/n wa215) nmea data out – blue nmea port 1 in b 1...
Page 20
Section two: installing and wiring the radar page 16 ethernet radar installation manual, rev. A kvh autocomp 1000 heading sensor (p/n 01-0118-0001) northstar nmea 18-pin connector wire color description pin no. Wire color description orange nmea 0183 out – 1 blue nmea port 1 in b green nmea 0183 out...
Page 21: Radar
Ethernet radar installation manual, rev. A page 17 section three: setting up the radar several menu keys need to be activated before the adjustment they control can be changed. Here’s how they work: • any key displayed in red is active and can be adjusted by pressing it or (in many cases) by using t...
Page 22: Heading Sensor Requirements
Section three: setting up the radar page 18 ethernet radar installation manual, rev. A heading sensor requirements for all radar functions to operate properly, a heading sensor must be installed as described on page 14 and calibrated as described on page 21. The sensor may be a stand-alone unit, or ...
Page 23: Setting The Trigger Delay
Section three: setting up the radar ethernet radar installation manual, rev. A page 19 at this point, you should see range rings displayed on the screen. You’ll next see the transmitter warm-up message.” if no messages or range rings appear, then the radar control box is not powered or is not proper...
Page 24: Presets
Section three: setting up the radar page 20 ethernet radar installation manual, rev. A set the tuning preset value as follows: 1. Press adjust radar... And presets. 2. Press auto tuning to activate the key. 3. Starting with a reasonably good radar image, adjust the tuning preset downwards until the ...
Page 25: Setting The Stc Curve
Section three: setting up the radar ethernet radar installation manual, rev. A page 21 6. Adjust the auto sea preset until most of the weak echoes for an 8nm radius are eliminated. 7. Zoom in to a 1.5nm range and verify that strong echoes from nearby vessels or land are not eliminated. If land or ve...
Page 26: Antenna Parking Position
Section three: setting up the radar page 22 ethernet radar installation manual, rev. A 7. Press heading calibrate and press the cursor pad left and right to rotate the radar image so that the radar target matches its compass heading on the chart and lines up on top of the position shown on the chart...
Page 27: Section Five: Using Manual
Section five: using manual control functions ethernet radar installation manual, rev. A page 23 section five: using manual control functions this section contains an overview of the radar’s manual control functions and how to use them. All radar adjustments take effect immediately — pressing ent, do...
Page 28: Other Functions
Section five: using manual control functions page 24 ethernet radar installation manual, rev. A other functions see the 972 reference manual for information on using the following functions: • radar markers (ebl, vrm, guard zones) • interference rejection • expand function • range rings • bearings (...
Page 29: Section Six: Servicing The
Ethernet radar installation manual, rev. A page 25 section six: servicing the radar contacting northstar after you’ve followed the instructions in this manual, if you need technical assistance or have any other service-related questions, you can contact the northstar service department. Please be as...
Page 30: Hearing From You
Section six: servicing the radar page 26 ethernet radar installation manual, rev. A hearing from you your feedback is important and helps northstar ensure that this manual is a valuable resource for all marine technicians. E-mail your comments or suggestions about this manual to the following addres...
Page 31: Drawings
Appendix a: specifications and drawings ethernet radar installation manual, rev. A page 27 appendix a: specifications and drawings table 12: radar specifications r4kde-a r4ke35-a r6ke45-a r12ke65-a r25ke65-a antenna 25” radome 3.5’ open array 4.5’ open array 6.5’ open array 6.5’ open array scanner r...
Page 32
Appendix a: specifications and drawings page 28 ethernet radar installation manual, rev. A presentation mode north-, leg-, course-, and heading-up overlay north-, leg-, course-, and heading-up overlay north-, leg-, course-, and heading-up overlay north-,leg-, course-, and heading-up overlay north-,l...
Page 33
Appendix a: specifications and drawings ethernet radar installation manual, rev. A page 29 figure 17: control box outline drawing.
Page 34
Appendix a: specifications and drawings page 30 ethernet radar installation manual, rev. A figure 18: open-array outline drawing.
Page 35
Appendix b: troubleshooting ethernet radar installation manual, rev. A page 31 appendix b: troubleshooting appendix c outlines the questions that you will probably be asked if you call the factory for help in getting a system running. You’ll save yourself a considerable amount of time if you check t...
Page 36: Are Range Rings Displayed?
Appendix b: troubleshooting page 32 ethernet radar installation manual, rev. A note: there are two styles of power cords with two different wiring configurations. Old style: newer style, rev c or later: are range rings displayed? Yes, range rings are displayed 1. Confirm that the installation setup ...
Page 37
Ethernet radar installation manual, rev. A page 33 if the array or antenna fails to turn 1. If the array or antenna fails to turn, turn the power off and investigate. 2. Verify that the blue and green power control wires in the mds cable harness are correctly terminated and connected using one of th...
Page 38
Appendix b: troubleshooting page 34 ethernet radar installation manual, rev. A.