Page 2 - O P E R A T I O N MANUAL
Page 3 - Table of Contents; SECTION 1 INTRODUCTION
Table of Contents Page SECTION 1 INTRODUCTION 1 .O General1.1 About This Manual SECTION 2 INSTALLATION 2.0 General2.1 Unpacking and Inspection 2.1.1 Equipment Supplied 2.2 Display Installation 2-2 2.2.1 Choosing a Location 2-2 2.2.2 Mounting the NAV Unit 2 - 3 2.2.3 Flush Mounting 2 - 3 2.3 Electric...
Page 5 - SECTION 1; INTRODUCTION; About This Manual; NAV
SECTION 1 INTRODUCTION 1 .O General Congratulations on selecting Raytheons’ NAV 398 for navi- gation aboard your vessel. We are sure you will enjoy using this ultra modern,full function, and compact navigation system. The NAV 398, with its’ largeSTN LCD display, excellant graphics, on-sceen prompts,...
Page 6 - Section 2; Section
In the event that you are using a Loran-C Navigator for the first time, please refer to the Raynav Loran-C Sensor instruction manual for basic loran information. The Introduction section of the 508 manual includes a listing of common Loran C Terminology used with loran. If your NAV398 is using the 1...
Page 7 - S E C T I O N 2; INSTALLATION
S E C T I O N 2 INSTALLATION 2.0 General Although your NAV 398 is designed to the highest levels of quality and performance, it can best attain those standards only when it has been properly installed. This section provides the user with practical guidelines to assist in the planning and the install...
Page 8 - Display Installation; TABLE TOP
2.2 Display Installation 2.2.1 Choosing a Location When choosing the location to mount the NAV Display unit, please consider the following criteria for the site: l The best location to provide ease of operation and viewing of the unit. l The best location to provide protection from the elements of t...
Page 9 - IN THE YOKE; HOLES; FLUSH MOUNT KIT; INSTALLATION 23
2.2.2 Mounting the NAV Unit Use the following steps for yoke mounting of the NAV Unit: 1. Loosen the yoke knobs on each side of the unit. and remove the mounting yoke bracket. 2. Position the bracket to the mounting surface and mark the holes for the mounting screws. 3. Mount the bracket with the sc...
Page 11 - DATA IN
2.3.1 Power Input The NAV is intended for use on vessels with 12 VDC power systems and can operate as long as the DC supply is maintained between 10 and 16 volts. The DC power system can be “negative” ground or have both positiveand negative supply lines “floating” above ground. The NAV 398 is not A...
Page 13 - Data Input
accepting position data in the NMEA format. Please refer to the 108 or Raynav instruction manuals for details on making this type of interconnection. Data Input One feature of the NAV398 is to transfer the and route memory contents of the internal memory to external computer files and to re-load the...
Page 14 - MAIN DISPLAY MODES NAV 398; I N S T A L L A T I O N 2 - 8
714' w 118" 35.236' 35.236' l 2 w 35.236' NAV 1 I ! \ N 452 , MAIN DISPLAY MODES NAV 398 I N S T A L L A T I O N 2 - 8 . . .
Page 15 - SECTION3; OPERATION; The Keyboard
SECTION3 OPERATION 3.1 General This chapter provides instructions for the operation of your new NAV 398 LCD unit. We think you will find the operation of the NAV 398 to be easy and straightforward. The approach to take in becoming familiar with it’s opera-tion is one of relaxed confidence. The unit ...
Page 16 - PURPOSE
The keyboard consists of 15 silicon rubber keys. Some of the keys carry dual labels such and are normally used to enter the main operations of the NAV unit. The numeric operation of the key is used once vou have entered the main oueration. Notice that some keys such as have only one label and perfor...
Page 17 - Basic Operations; CONTRAST
3.3 Basic Operations Now that the NAV unit has been properly installed and the keypad layout has been described, we should be ready to begin learning the basic operationsof the unit. So, let’s press the power key and get going! 3.3.1 Turning Unit On/ Off To turn the unit ON, press To turn the OFF, p...
Page 18 - anytime by pressing the; Mode
H 398 ROM OK 0 1.0 OK - 4 SENSOR OK NOW TESTING I I I SYAYU.9 (IF IF The ID screen is then followed by a second screen which advises that the SELF TEST is in process, and a third screen prints the SELF TEST results . anytime by pressing the The Signal Status screen provides a readout or the progress...
Page 19 - unit; Initializing Sensors
If the Differential Beacon Receiver is connected and tracking the beacon signal is indicated in the message window. The latitude/longitude readouts will include the differential corrections for greater accuracy. When the Loran-C mode is selected, the “LORAN” characters will be illuminated along in t...
Page 20 - ESTIMATED POSITION; ENTERING INITIAL POSITION; make a mistake in entering your estimated latitude, press; How to read a
The sensors always store the position in memory. The next time you use the NAV unit, the only thing you’ll have to do is just turn it “ON”. In a few minutes your position will be displayed. 3.4.1 Estimated Latitude With the " ESTIMATED POSITION " screen displayed, enter the latitude of your ...
Page 23 - the
Along the bottom row, the sensor “in use” is indicated in the highlighted block. If the Raynav 508 is used, “LORAN” appears in the block. If the I 108 is used, “GPS” appears together with the current GPS Fix mode type. If the Differential Beacon Receiver is connected and a beacon is received and dif...
Page 24 - CAUTION
4 The POS 4 screen brings up the coordinates of the destination to the screen so you can compare the numbers. are shown here be- cause matching the TD coordinates is an ideal way to return to a favorite wreck for fishing, are stored in the memories any time you save a location as an Event or by dire...
Page 25 - Display Mode
Anytime you switch from the Display modes to other functions and return ‘to the same mode, the last selected screen reappears. However, when the power is turned OFF and then ON again, the last used POS screen is alwaysselected. We’ve seen 5 different Position screens so far. There are also 4 Navigat...
Page 26 - nm; on
nm Generally, the NAV screens are more useful once a has been entered into the units’ memories . Once a destination is selected, the display will feature large readouts of the destination Bearing Distance-to-go to the combined with the Course and Speed readouts. . The readouts in the upper section o...
Page 27 - WPT NO
the line and whether the vessel is closing, parallel- ing, or opening away from the line. A bit of thevessel track history appears behind the boat symbol. Up ahead, the destination is in view. If the destination is identified by a symbol or name, the first character will be blinking near the target ...
Page 28 - PLOT DISPLAY; Plot Scales; TIME I; NTE; RVALS; and
The PLOT 2 screen re-arranges the BRG and DTG readouts and adds the vessels’ current position data to the screen. The L/L readout can be turned OFF in the PLOT DISPLAY menu for better viewing. Plot Scales The Plot size or scaling can be changed to show the navigation area of interest by pressing the...
Page 29 - with the; Erasing a Track Line; TRACK; ERASE TRACK; Plot Display Menu; PLOT
Press the [TRACK until the desired memory interval is highlighted by the block. Now track recording will be ON. The NAV unit has Auto Start/Stop plotting built in. So, if you should stop along the way to fish, and forget to turn the track recording interval off, the tracker should automatically stop...
Page 30 - Save an; O P E R A T I O N 3 - 1 6
Press to return to the last selected display mode. 3.5.6 Simulator PLOT MENU The NAV 398 includes a simulator mode which can TRACK MENU show simulated readouts on the various screens. There MENU are dynamic simulated screens for both loran and GPSand can be used to demonstate navigation to waypoints...
Page 33 - Entering Waypoints; Information; au “Event”; Directory; STORE WAY POINT
3.6 Entering Waypoints 3.6.1 General Information One of the key operations of the NAV 398 is to guide you to planned or pre-programmed destinations from your present position. points can be entered into your 398 unit by using one of the following fourmethods: l Storing au “Event” (instantly saves sh...
Page 34 - ENTER
( W P T STORE OPERATIONS NO. LIST TO EXIT I I FOR NEW ICONS FOR NEW ICONS 1 1 PRESS ENTER TO 3 I I t t CLEAR TABLE D E F V W X 9960 2 6 2 3 6 . 4 N w TO ENTER . - - - - - t t t coordinate data. Pressing one of the will help you make that selection. Pressing this selects next available empty memory. ...
Page 35 - PRESS ENTER TO CONTINUE
Press this to see a directory of the memories. When the LIST page appears, use the 1 (up) (down) numeric keys (one at a time) to scroll through the memory listings in either direction.When either key is held down, the scrolling operation speeds up so memoriescan be accessed more quickly. If you want...
Page 37 - NEW
Enter the Longitude coordinates by typing the numeric value. Begin with a if the Longitude is less than Press when the value is correct if the direction is displayed correctly. If the indicated direction is incorrect, press the for or Example: Press 1, Long. = W 10.25’ When is pressed, a " CALCU...
Page 38 - when the; List Operations
3.6.4.3 Storing by Bearing/distance Occasionally, you may wish to enter a into memory by describing the waypoint’s position as a bearing and distance from your own current position. This is easily accomplished with your NAV unit. However, while describing a range or distance from your vessel should ...
Page 39 - any; A. Protecting Waypoints; ON
3.6.5.1 Selecting Waypoints To control the positioning of the list contents, the 1 (up) key lets you look at the listed waypoints at the top of the list; the (down) key lets you look at waypoints down the list. The . W 71’ 16. 34 in the highlighted block is the “selected” and is the that can be oper...
Page 40 - RA; D. Measuring between Waypoints; soflkey
On the SF screen, confirm that the number shown under ERASE WAYPOMT is correct. Also verify that the Protection feature for the selected is OFF. Press the E RA SE The will be erased. WARNING ! Make sure that the to be erased is NOT selected as your current destination. Only waypoints protected “manu...
Page 41 - To set an Arrival alarm:; ALARMS; ARRIVAL
3.7 Setting Alarms The NAV 398 has three operator programmable alarms that you can set to advise you when limits have been reached. The types of alarms available are: l ARRIVAL- Arrival at a waypoint. l ANCHOR Exceeds Anchor drift limit. l OFF COURSE- Straying too far from track. Whenever an alarm i...
Page 46 - Plans; The ROUTE MODE; Example; AUTO
When you have completed the entry of all the waypoints for a particular route plan, just press The new route plan will be stored and the display will promptly return to the last used Display mode. 3.9.2 Plans Once a route plan has been made and saved into memory, it can be recalled to Followed or to...
Page 47 - Turning the Route OFF
When-is pressed the route sequence will be ON. The route number will be displayed in the left corner of the bar on the POS, NAV, or screens and the first point of the route plan becomes your initial destination, unless you happen to already be at the first point of the route. While you are following...
Page 48 - To INSERT a; To DELETE a; ERASE ROUTE; The
Press key puts the screen into an Edit condition so you can INSERT or DELETE waypoints. Notice that two and (insert) appear on the screen. To INSERT a For example; to insert a new between waypoints and and until you see the leg containing Fr 036. If this is where you would like to INSERT the new way...
Page 49 - MENU OPERATIONS
function or setup that requires change. The paragraphs that follow will endeavor to provide simple guidelines for you. M E N U . . r SETUPS NAV MENU SIGNALSTATUS T O MENU OPERATIONS AVERAGING . I I MANUAL . N 00.00’ w 00.00’ D G P S B E A C O N S E L E C T . m M E N U 3.10.1 Main Menu Directory The ...
Page 50 - E N T E R
3.10.2 Signal Status Pages The SIGNAL STA T US displays are used to show the conditions of signal acquisition and tracking of the attached sensors and thereby indicate thequality of the position fix. If the NAV unit is using both a loran and GPS sensor, the status of the sensor in use is always disp...
Page 51 - SNR Display; Table; Track Status; SIGNALSTATUS LORAN
As you may remember from reading the basic loran information in the 508 manual, the secondaries get their numbers by using the first digit of their normal time delay. On this display you actually see the of all the loran signals, but the two numbers highlighted in the reverse block characters at the...
Page 52 - SELECTED; Selecting
STATION SELECTION AUTO STATION TOGGLES REGISTERED S2 SELECTION I NEW PRESS ENTER TO RETURN 3.10.2.3 Station Selection Mode If for some reason the SNR values or the Track Status of the SELECTED stations in the Automatic Station Select mode are poor and the loran will notlock-on, you can choose Manual...
Page 53 - Selection of Secondaries; O P E R A T I O N 3 - 4 0
Selection of Secondaries When is pressed, the screen will change to the S 1, Selection” screen. On this page the top line of large characters shows the received secondary stations from the selected GRI. To enter the two secondary stations for S 1 and $2 that you would prefer to use for your calculat...
Page 54 - Estimated Position
In the title box, the fix type is displayed at the right end. Here, you will see either 3D or 2D characters. The 2D mode is a two-dimensional position fix mode that will not factor the calculated altitude (antenna height) into the L/L position solution. AUTO mode calculates altitude. Generally, the ...
Page 55 - Date Entry
Example: Press for Check the direction displayed to the left of the Latitude. Use to change to or vice versa. save the Latitude. Estimated Longitude The prompt now moves to request your Longitude entry . Type in the correct longitude value. Add a for Longitudes below 100 degrees. Example: Press for ...
Page 58 - SYSTEM STATUS; SYSTEM UNITS; Language; Scale Range
3.10.3 System Setups In the System Set-up menu the type and style of the various readouts and messages can be set to your prefer-ence. This menu also controls the Data input/Output parameters. To see the System menu, from the POS,NAV, or screen press On the Main MenuDirectory,press MAIN MENU SETUPS ...
Page 59 - MEMORY DATA OUT
3.10.3.3 DATA IN/OUT Menus When you are on the SYSTEM SETUP menu and press IN/OUT) the SYSTEM STATUS- DATA menu will appear. This menu control the format of the data to output and execute the transfer of waypoints and routes in and out of the NAV unit. To select the Data output format DATA to highli...
Page 61 - Modes; True North mode; now be; Magnetic North Mode
TYPE I I NAV SETUPS MENU MANUAL VARIATION POSITION l PRESS CLEAR AVERAGING TO 3.10.4 NAV Setups Menu- Loran NAV Setups for Loran include making choices of bearing types, position corrections, and averaging constants for smooth (but responsive) readouts. Modes As with most navaids, Course and Bearing...
Page 62 - Loran
program and use your own entered value for the variation by selecting the MANUAL . When MANUAL key is pressed, you must first decide whether the direction of the variation is East or West. The direction alreadyselected is displayed at the left side of the screen. Press if the direction should be cha...
Page 64 - Manual L/L Corrections; so we cm
Type in the numeric value 1, 2 and In our example the correction was a plus value. So, even though the prompt just came on-screen, just press again for the TD 1 correction. pressed, the display i s n o w r e a d y t o c o n t i n u e w i t h e n t e r i n g the offset value for TD2. Type in the nume...
Page 65 - LORAN AVERAGING; NAV SETUP
3.10.4.3 Averaging for Loran the LORAN AVERAGING menu we can select AVERAGING averaging periods for the Loran L/L readouts and POSITION. one for the Speed readouts. Averaging periods of SHORT , MEDIUM , LONG , canbeselected. SPEED Press the POSITION repeatedly to scroll the selections for the positi...
Page 66 - Geodetic Datums
Geodetic Datums Mariners may find considerable errors (up to 200 meters) in plotting own ship’s position if their charts were created using one type of geodetic datasystem while the GPS calculates positions using another data system. 398 can program the 108 to provide position calculations utilizing...
Page 68 - Correction for GPS
Manual Corrections Although its not very likely that you will choose to correct your GPS position with any type of manual corrections, the means to do so is included in the NAV 398 menus. Manual corrections would not be efficient because the variable errors introduced by the “selective availability”...
Page 70 - Beacon Transmitter; GIN
When the is pressed the screen changes so you may type in the frequency and baud rate of your desired beacon. DGPS Beacon Transmitter F r e q B a u d On this menu you should type the frequency and press Then type in the baud rate and press the key. When the-key is pressed following the baud rate ent...
Page 71 - SECTION4; Replacing The Fuse; MAINTENANCE
SECTION4 MAINTENANCE 4.1 General Maintaining satisfactory operation of your NAV 398 can depend on how well you care for the equipment. The simple maintenance tips that follow cansave you time and money, as well as prevent unnecessary premature failures. l Always keep the equipment as clean as possib...
Page 72 - Replacing The Battery; GPS; Hard Reset
4.3 Replacing The Battery Both the NAV 398 and the GPS sensor units contain internal memories to store your position and other set-up information. A lithiumback-up battery keeps this memory information intact even when the unitsare disconnected from the ship’s battery. The estimated life span of the...
Page 73 - Troubleshooting Chart
HA R D RESET : Turn the unit to OFF with Press and hold the and press key to turn the unit ON. RESET: Turn the unit to OFF with key. Press and hold the and press key to turn the unit ON. In each case following reset, the NAV 398 display changes to screen of the the Auto Start-up sequence and will pr...