Page 3 - TABLE OF CONTENTS; MAINTENANCE, TROUBLESHOOTING 18
i TABLE OF CONTENTS FOREWORD ............................................ iii SYSTEM CONFIGURATION .................... iv EQUIPMENT LISTS .................................. v 1. OPERATION........................................ 1 1.1 Controls ............................................... 1 1.2 In...
Page 4 - ii; SAFETY INSTRUCTIONS; Safety Instructions for the Operator; ELECTRICAL SHOCK HAZARD; Do not open the equipment.; CAUTION; WARNING; Use only the specified power cable.; CAUTION
ii SAFETY INSTRUCTIONS Safety Instructions for the Operator WARNING ELECTRICAL SHOCK HAZARD Do not open the equipment. Only qualified personnelshould work inside theequipment. Wear a safety belt and hardhat when working on the antenna unit. Serious injury or death canresult if someone falls fromthe ...
Page 5 - iii; FOREWORD; Features
iii FOREWORD A Word to the Owner of the MODEL 1623 Congratulations on your choice of the FURUNO MODEL 1623 Marine Radar. For over 50 years FURUNO Electric Company has enjoyed an enviable reputation for innovative and dependable marine electronics equipment. This dedication to excellence is furthered...
Page 6 - iv; SYSTEM CONFIGURATION
Page 7 - EQUIPMENT LISTS; Standard supply; Antenna Unit; Option; Rectifier
v EQUIPMENT LISTS Standard supply Name Type Code No. Qty Remarks Antenna Unit RSB-0093 — 1 Display Unit RDP-141 — 1 CP03-25301 008-442-280 1 set For antenna unit, including EMI core CP03-24910 000-080-231 Antenna cable (10 m) CP03-24920 000-080-232 Antenna cable (15 m) CP03-24930 000-080-233 1 set A...
Page 8 - Display unit; How to remove the hard cover
1 1. OPERATION 1.1 Controls Display unit How to remove the hard cover Place your thumbs at the center of the cover, and then lift the cover while pressing it with your thumbs.
Page 9 - Simulation mode; Indications; About the LCD
1. OPERATION 2 1.2 Indications TRAIL G(IN) ES H IR H FTC EBL VRM 45.0 ° 1.25 nm RNG 0.62nmBRG 283.2 ° TTG 0H7M 0.5 1.5 nm ZOOM Range Range ring interval Zoom Echo trails Guard alarm (IN or OUT) Echo stretch Rain clutter suppressor Guardzone Cursor EBL Range rings Range, bearing andtime-to-go to curs...
Page 10 - Startup screen; Standby; CONT:; BRILL:; Brilliance/contrast adjustment window
1. OPERATION 3 1.3 Turning Power On/Off Press the [POWER/BRILL] key to turn on the power. The unit beeps, the startup screen appears, and then the equipment checks the ROM and RAM for proper operation and displays program number. The ROM and RAM check shows OK or NG (No Good). If NG appears, try to ...
Page 11 - Choosing the Range; Range; Location of range and range ring; Sensitivity; the display shown below appears.; MANU; Gain adjustment window
1. OPERATION 4 1.5 Adjusting Display Contrast, Brilliance 1. Press the [POWER/BRILL] key momentarily to show the brilliance/contrast adjustment window. CONT: 4 LOW HIGH BRILL: LOW HIGH 9 BRILL/CONTRAST [MODE]: TX/ST-BY [MENU/ESC] : Exit. Brilliance/contrast adjustment window 2. Press ◄ or ► to adjus...
Page 12 - Automatic gain adjustment; MODERATE; Automatic gain options; Suppressing Sea Clutter; Sea clutter at screen center; A/C SEA adjustment window; Automatic A/C SEA adjustment; MODERATE
1. OPERATION 5 2. Press ▲ or ▼ to choose AUTO or MANU as appropriate. Automatic gain adjustment a) Press ► to open the automatic gain options window. ROUGH MODERATE CALM Automatic gain options b) Press ▲ or ▼ to choose ROUGH, MODERATE or CALM depending on sea conditions. c) Press ◄ to close the wind...
Page 13 - Manual A/C SEA adjustment; Suppressing Rain Clutter; Rain clutter at screen center; Measuring the Range; Measuring range by the cursor; Mark menu
1. OPERATION 6 Manual A/C SEA adjustment While observing the screen and the A/C SEA tuning bar, press ◄ or ► to set the A/C SEA. The setting range is 0-100. 4. Press the [MENU/ESC] key to finish. 1.9 Suppressing Rain Clutter The vertical beamwidth of the antenna is designed to see surface targets ev...
Page 14 - How to measure the range with the; Measuring the Bearing; Measuring bearing with the cursor; Measuring range by the EBL and cursor; Shifting the Display; where you want to shift own ship position.; Display mode menu
1. OPERATION 7 6.0 nm 2.0 Target VRM VRM range Range, bearingand time-to-goto cursor location RNG 2.22nmBRG 45.62 ° TTG 02H21M Cursor EBL - - - .- ° VRM 2.91 nm How to measure the range with the VRM and cursor 1.11 Measuring the Bearing The bearing to a target can be measured with the cursor and the...
Page 15 - Zoom display; User Menu Overview; or; User menu, pages 2 and 3
1. OPERATION 8 Select where to shift Shifted displaywith the cursor. ChoosemanualSHIFTmode. How the manual shift works To cancel the shifted display, open the Display Mode menu, choose NORMAL and then press the [MENU/ESC] key. 1.13 Zoom The zoom feature allows you to double the size of a selected ar...
Page 16 - Interference rejector options; Interference Rejector; Appearance of interference
1. OPERATION 9 3. Press ► to show the options window for the item selected. For example, the illustration below shows the interference rejector options window. OFF LOW MEDIUMHIGH Interference rejector options 4. Press ▲ or ▼ to choose option desired. 5. Press ◄ to continue menu operation, or press t...
Page 17 - Echo trail; Echo trails; Echo trail options; How echo stretch works
1. OPERATION 10 2. Press ▲ or ▼ to choose INT REJECTION from page 1. 3. Press ► to open the options window. 4. Press ▲ or ▼ to choose OFF, LOW, MEDIUM or HIGH as appropriate. 5. Press the [MENU/ESC] key to finish. 1.17 Noise Rejector The noise rejector suppresses white noise, which appears on the sc...
Page 18 - NOTICE; Setting a guard zone; Operate the cursor pad to place the; How to set a guard zone; How guard zone type is determined; Inward and outward alarms; Silencing the audio alarm
1. OPERATION 11 1.20 Guard Alarm The guard alarm allows the operator to set the desired range and bearing for a guard zone. When ships, islands, landmasses, etc. violate the guard zone, the audio alarm sounds to call your attention. The alarm will sound on targets entering or exiting the zone depend...
Page 19 - How watchman works; Watchman time options; Rain Clutter
1. OPERATION 12 1.21 Watchman Watchman transmits the radar for one minute to check if a target has entered or exited the guard zone from the previous transmission. If no change is found, the radar goes into standby for the number of minutes set for the watchman feature. If change is found, the audio...
Page 20 - Resetting Distance Run; Using the PROG key; Echo stretch options window; Programming the PROG key; Outputting Target Position
1. OPERATION 13 1.25 Resetting Distance Run You may reset distance run to zero as below. You need a navigator or speed log to display distance run. 1. Press the [MENU/ESC] key to open the User menu. 2. Press ▲ or ▼ to choose “TRIPLOG RESET?” from page 3. 3. Press ► to open the options window. 4. Pre...
Page 21 - Turning Navigation Data; Sample navigation display; Setting up Nav Data; Position; Nav data display with nav data setup window; Nav data window and item displayable
1. OPERATION 14 1.28 Turning Navigation Data On/Off Navigation data appears on the bottom half of the screen as in the illustration below. You may turn the navigation data display on or off as shown below. Note: When the nav data is turned on with shift or zoom active, zoom or shift is cancelled. 1....
Page 22 - GRAPHIC DISPLAYS DIGITAL DISPLAYS; waypoint; Nav data displays
1. OPERATION 15 GRAPHIC DISPLAYS DIGITAL DISPLAYS 1 0.5 0 0.5 1 Waypoint 03Rng 0.19nm Brg 321 ° XTE 0.00nm Cse 333 ° DESTINATION WAYPOINT GRAPHIC XTEscale Bearing,Course Destinationwaypointdirection Destinationwaypointdata:Name,Range to,XTE WindAPP* WIND GRAPHIC 60 120 90 0 30 150 180 120 150 90 60 ...
Page 23 - System menu; System menu description; Page 1 of system menu
1. OPERATION 16 1.30 System Menu The System menu mainly contains items which once set do not require frequent adjustment. You may display this menu by choosing “SYSTEM MENU” from page 3 of the User menu and then pressing ► . SYSTEM MENU LANGUAGE English RANGE UNIT : nm DEPTH UNIT : ft SPEED UNIT : k...
Page 25 - . M A IN T E N A N C E , T R O U B L E S H O O T IN G; Maintenance program
18 2 . M A IN T E N A N C E , T R O U B L E S H O O T IN G WARNING ELECTRICAL SHOCK HAZARD Do not open the equipment. Only qualified personnelshould work inside theequipment. 2.1 Maintenance Regular maintenance is important for good performance. A maintenance program should be established and should...
Page 26 - Replacing the Fuse; Troubleshooting; check signal cable for damage.
2. MAINTENANCE, TROUBLESHOOTING 19 2.2 Replacing the Fuse The fuse (5 A) in the power cable protects the equipment against reverse polarity of ship’s mains, overcurrent, and equipment fault. If the fuse blows, find the cause before replacing it. Use the proper fuse. Use of a wrong fuse may cause ser...
Page 27 - * The simulation provides internally; Installation menu; NMEA; Antenna unit; Page 4/4 of user menu
2. MAINTENANCE, TROUBLESHOOTING 20 2.4 Diagnostics If you feel that your unit is not working properly, conduct the appropriate diagnostic test, display unit or antenna unit, to find the possible cause. If you cannot restore normal operation, contact your dealer for advice. Display unit 1. Turn on th...
Page 28 - Antenna test results; Pattern; Test patterns; Clearing the Memory
2. MAINTENANCE, TROUBLESHOOTING 21 ANTENNA STATUS : OK(47)# HEADING : OK BEARING : OK (24.0rpm)*TUNE : TOTAL ON TIME : 00000h TOTAL TX TIME : 00000h INPUT NMEA RMA RMB RMC BWC GLL GGA MTW VTG VHW XTE VBW DPT DBK DBS DBT HDT HDG HDM BWR GLC GTD MWV ZDA * 24.0 = Long range 31.0 = Medium range 41.0 = S...
Page 29 - Antenna Unit Installation; Mounting considerations; Install the antenna unit on the hardtop,; Mounting on a platform; Remove the mounting hardware at the; Antenna unit, showing location of; Dimensions of antenna platform
22 3. INSTALLATION 3.1 Antenna Unit Installation Mounting considerations When selecting a mounting location for the antenna unit keep in mind the following points: • Install the antenna unit on the hardtop, radar arch or on a mast on an appropriate platform. (For sailboats, a mounting bracket is opt...
Page 30 - (If the thickness of the mounting; How to fasten the antenna; Pass the antenna cable with connector; Antenna unit, top view
3. INSTALLATION 23 3. Using the hexagon head bolts, flat washers and spring washers removed at step 1, fasten the antenna unit to the platform. The torque should be 19.6-24.5 N • m. (If the thickness of the mounting platform is greater than 10 mm, use longer hex bolts (M10 x 25), considering effecti...
Page 31 - Name Type; Mounting plate; (B) Fastening antenna to mounting bracket
3. INSTALLATION 24 7. Referring to the figure below, fasten the shield cable with a screw (M4 x 10) on the chassis to ground the unit. Connect 9 pin connector here (J801). Connectshield here. How to connect the antenna cable to the antenna unit 8. Attach the EMI core to the antenna cable. Set the EM...
Page 32 - Display Unit Installation
3. INSTALLATION 25 4. Unfasten three screws to open the cover. 5. Follow steps 5-12 in “Mounting on a platform.” 3.2 Display Unit Installation Mounting considerations When selecting a mounting location for the display unit keep in mind the following points: • Keep the display unit out of direct sunl...
Page 33 - Wiring; Connecting external equipment; Input sentences; Name Sentences; Connecting the external buzzer; side up on a workbench.
3. INSTALLATION 26 3.3 Wiring Connect the antenna cable, the power cable and the ground wire as shown below. Wiring Connecting external equipment A video sounder, navaid, wind indicator or GPS receiver GP-310(320B) can be connected to the display unit. You will need an NMEA cable to make the connect...
Page 34 - Display unit, rear view; Heading alignment
3. INSTALLATION 27 Display unit, rear view 3. Close the rear panel, making sure the gasket is correctly positioned. 4. Plug in the connector of the external buzzer to J6 on the DU Board. 5. Seal the hole with sealing compound. 6. Fix the buzzer to the location desired with two tapping screws. 3.4 Ad...
Page 35 - Heading adjustment display; Timing adjustment; Correct; Improper and correct sweep timing; Timing adjustment display
3. INSTALLATION 28 8. Press ▲ to select YES, and the display now looks as below. HEADING LINE ADJUSTMENT BY’ ’ AND ’ ’ KEYS.THEN PUSH MODE KEY TO SET. Heading Line Message Heading adjustment display 9. Visually identify a suitable target (for example, ship or buoy) at a range between 0.125 to 0.25 m...
Page 36 - NMEA port setup, GPS WAAS setup; Magnetron Heater Voltage; Antenna unit, inside view
3. INSTALLATION 29 NMEA port setup, GPS WAAS setup The NMEA port can function as an input port or input/output port. If you are using the GP-320B, turn on the GPS WAAS feature. 1. Show the Installation menu and then press ▼ to choose NMEA PORT. 2. Press ► to display the NMEA port options window. 3. ...
Page 37 - MENU TREE; Turn on power
MN-1 MENU TREE MENU/ESC key + POWER/BRILL key SIMULATION ( OFF, ON, HIGH) TEST (Tests display unit.)LCD PATTERN (Displays test pattern.)MEMORY CLEAR (Restores default menu settings.)NMEA PORT ( IN/OUT, IN/IN) NMEA OUTPUT ( OFF, ON) GPS WAAS ( OFF, WAAS 00-27) GO TO RADAR SETUP RADAR SETUP HEADING AD...
Page 38 - SPECIFICATIONS OF MARINE RADAR; GENERAL
SP - 1 E3510S01C SPECIFICATIONS OF MARINE RADAR MODEL 1623 1 GENERAL 1.1 Indication System PPI Daylight display, raster scan, 4 tones in monochrome 1.2 Range, Pulselength (PL) & Pulse Repetition Rate (PRR) Range (nm) 0.125, 0.25, 0.5, 0.75 1, 1.5, 2 3, 4, 6, 8, 12, 16 Pulse Length 0.08 µ s (shor...
