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MARINE RADAR
MODEL 1623
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Your Local Agent/Dealer Your Local Agent/Dealer 9-52 Ashihara-cho, 9-52 Ashihara-cho, Nishinomi Nishinomiy ya, Ja a, Jap pan an Tele Telep phone : hone : 0798-65-2111 0798-65-2111 Telefax : Telefax : 0798-65-4200 0798-65-4200 FIRST EDITION : FIRST EDITION : OCT. OCT. 2002 2002 A All ri ll rig ghts reserved. hts reserved. Printed in Japan Printed in Japan PUB.No. PUB.No. OME-35100 OME-35100 *00080939200* *00080939200* *00080939200* *00080939200* ( ( DAMI DAMI ) ) MODEL1623 MODEL1623 * 0 0 0 8 0
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TABLE OF CONTENTS FOREWORD............................................ iii 2. MAINTENANCE, TROUBLESHOOTING 18 SYSTEM CONFIGURATION.................... iv 2.1 Maintenance ......................................18 EQUIPMENT LISTS.................................. v 2.2 Replacing the Fuse............................19 2.3 Troubleshooting .................................19 1. OPERATION........................................ 1 2.4 Diagnostics ........................................20 1.1 C
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SAFETY INSTRUCTIONS Safety Instructions for the Operator Safety Instructions for the Installer WARNING WARNING Do not open the equipment ELECTRICAL SHOCK HAZARD Do not open the equipment. unless totally familiar with electrical circuits and Only qualified personnel service manual. should work inside the Only qualified personnel equipment. should work inside the equipment. Wear a safety belt and hard hat when working on the antenna unit. Wear a safety belt and hard hat when working on the Seri
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FOREWORD A Word to the Owner of the Features MODEL 1623 Your radar has a large variety of functions, all contained in a rugged plastic case. All Congratulations on your choice of the controls respond immediately to the FURUNO MODEL 1623 Marine Radar. operator’s command and each time a key is pressed the corresponding change can be For over 50 years FURUNO Electric seen on the screen. Company has enjoyed an enviable reputation for innovative and dependable marine The main feat
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SYSTEM CONFIGURATION iv
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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) Installation CP03-24920 000-080-232 1 set Antenna cable (15 m) Materials* CP03-24930 000-080-233 Antenna cable (20 m) CP03-25101 008-441-250 1 set For display unit, including tapping screws for mounting hanger Spare Parts* SP03-14301 008-442-270 1 set Fuse *
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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. 1
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1. OPERATION 1.2 Indications Simulation mode Range TRAIL 1.5nm Echo trails Range ring G(IN) 0.5 Guard alarm (IN or OUT) ES H interval ZOOM Echo stretch IR H WATCH Zoom Interference rejector FTC SIM Rain clutter suppressor Watchman Guard EBL zone Heading line Cursor Range rings VRM 34°44.135 N Position 135°44.135 E Nav data Speed Course (Requires appropriate sensors.) 5.0 kt 135° EBL RNG 0.62nm EBL bearing 45.0° Range, bearing and
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1. OPERATION 1.3 Turning Power On/Off 1.4 Transmitting, Standby Press the [POWER/BRILL] key to turn on the After the power is turned on and the power. The unit beeps, the startup screen magnetron has warmed up, “ST-BY” appears, and then the equipment checks the (Standby) appears, indicating the radar is ROM and RAM for proper operation and ready to transmit radar pulses. displays program number. The ROM and RAM check shows OK or NG (No Good). If To toggle between transmit and standby, do
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1. OPERATION Range 1.5 Adjusting Display 6.0 nm 2.0 Range ring Contrast, Brilliance interval 1. Press the [POWER/BRILL] key momentarily to show the brilliance/contrast adjustment window. BRILL/CONTRAST LOW HIGH CONT: 4 RNG 03.2nm EBL - - - .-° BRG 60.2° VRM - - - -nm TTG 02H21M LOW HIGH 9 BRILL: Location of range and range ring [MODE]: TX/ST-BY interval indications [MENU/ESC] : Exit. Brilliance/co
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1. OPERATION 2. Press ▲ or ▼ to choose AUTO or MANU Always leave a little sea clutter visible on the as appropriate. Screen, first adjusting automatically and then fine tuning with the manual control as Automatic gain adjustment necessary. 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 window. Sea clutter at screen center Man
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1. OPERATION Manual A/C SEA adjustment 1.10 Measuring the Range While observing the screen and the A/C The bearing to a target can be measured by SEA tuning bar, press ◄ or ► to set the the range rings, by the cursor and by the A/C SEA. The setting range is 0-100. VRM (Variable Range Marker). 4. Press the [MENU/ESC] key to finish. Measuring range by the cursor Operate the cursor pad to place the cursor on the inside edge of the target. Read the range 1.9 Suppressing Rain Clutt
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1. OPERATION nm 6.0 6.0 nm 2.0 2.0 Target Target Cursor Cursor EBL VRM Range, bearing Range, bearing and time-to-go and time-to-go RNG 2.22nm RNG 2.22nm EBL - - - .-° EBL 45.62° BRG 45.62° EBL BRG 45.62° to cursor to cursor VRM 2.91nm VRM TTG 02H21M VRM - - - -nm TTG 02H21M bearing location location range How to measure the range with the Measuring range by the EBL and cursor VRM and cursor 1.11 Measuring the Bearing 1.12 Shifting the Display The bearing to a target can be meas
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1. OPERATION 6.0 nm 2.0 Choose manual Cursor SHIFT + Zoom mode. Window RNG 4.43nm EBL - - - .-° Select where to shift Shifted display BRG 231.3° VRM - - - -nm TTG: 02H21M with the cursor. Zoom display How the manual shift works To cancel the zoom display, open the Display To cancel the shifted display, open the Mode menu, choose NORMAL and then Display Mode menu, choose NORMAL and press the [MENU/ESC] key. To choose new then press the [MENU/ESC] key. zoom locatio
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1. OPERATION 3. Press ► to show the options window for 1.15 Heading Line the item selected. For example, the The heading line indicates the ship’s heading illustration below shows the interference and it is the solid line which appears at zero rejector options window. degrees on the bearing scale. OFF LOW To temporarily erase the heading line to look MEDIUM at targets existing dead ahead of own ship, HIGH do the following: Interference rejector options 1. Press the [MENU/ESC]
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1. OPERATION 2. Press ▲ or ▼ to choose INT REJECTION 3. Press ► to open the options window. from page 1. OFF 3. Press ► to open the options window. 30sec 4. Press ▲ or ▼ to choose OFF, LOW, 1min 3min MEDIUM or HIGH as appropriate. 6min 5. Press the [MENU/ESC] key to finish. CONTIN. Echo trail options 1.17 Noise Rejector 4. Press ▲ or ▼ to choose appropriate time. 5. Press ◄ to close the options window. The noise rejector suppresses white noise, 6. Press ▼ to choose TRAIL BRILLI
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1. OPERATION How guard zone type is determined 1.20 Guard Alarm After the guard zone is set, the system The guard alarm allows the operator to set checks for the existence of targets inside the the desired range and bearing for a guard guard zone, which takes about 8 to 12 zone. When ships, islands, landmasses, etc. seconds. When the check is completed, violate the guard zone, the audio alarm “G(IN)” or “G(OUT)” replaces G(---) at the top sounds to call your attention. The alarm will
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1. OPERATION 2. Press ▲ or ▼ to choose FTC from page 1.21 Watchman 1. Watchman transmits the radar for one minute 3. Press ► to open the options window. to check if a target has entered or exited the 4. Press ▲ or ▼ to choose OFF or ON as guard zone from the previous transmission. If appropriate. no change is found, the radar goes into 5. Press the [MENU/ESC] key to close the standby for the number of minutes set for the menu. watchman feature. If change is found, the audio alar
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1. OPERATION 1.25 Resetting Distance Run INT REJECTION LOW You may reset distance run to zero as below. P ECHO STRETCH : LOW * You need a navigator or speed log to display FTC : OFF distance run. NOISE REJECTION: LOW (1/3) [MENU/ESC] : Exit. 1. Press the [MENU/ESC] key to open the User menu. User menu, page 1 2. Press ▲ or ▼ to choose “TRIPLOG RESET?” from page 3. 2. Press ▲ or ▼ to choose the item you 3. Press ► to open the options window. wish to use. 4. Press ▲ to choose
