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MARINE RADAR
1932 MARK-2/1942 MARK-2
MODEL
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C Your Local Agent/Dealer 9- 52, A s hi har a- c ho, Nishinomiya, Japan Telephone: 0798-65-2111 Telefax: 0798-65-4200 FIRST EDITION : AUG. 1998 All rights reserved. Printed in Japan C : APR. 3, 2001 PUB. No. OME-34620 MODEL1932/1942 MARK-2 (YOSH )
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SAFETY INSTRUCTIONS DANGER Stay away from transmitting scanner. The radar scanner emits microwave radiation which can be harmful to the human body, particularly the eyes. Never look directly into the scanner radiator from a distance of less than 1 m when the radar is in operation. Radio Frequency Radiation Hazard The radar scanner emits electromagnetic radio frequency (RF) energy which can be harmful, particularly to your eyes. Never look directly into the scanner aperture from a close distance
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CAUTION CAUTION WARNING WARNING ELECTRICAL SHOCK HAZARD Do not use the equipment for other than Do not open the equipment. its intended purpose. Only qualified personnel Use of the equipment as a stepping stool, should work inside the for example, can result in personal injury equipment. or equipment damage. Turn off the radar power No one navigation device should ever be switch before servicing the solely replied upon for the navigation of scanner unit. Post a warn- a vessel. ing sign near the
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FOREWORD Congratulations on your choice of the Features FURUNO MODEL 1932/1942 MARK-2 Ma- Your radar has a large variety of functions, rine Radar. We are confident you will see why all contained in a remarkably small cabinet. the FURUNO name has become synony- mous with quality and reliability. The main features of the MODEL 1932/1942 MARK-2 are: For over 50 years FURUNO Electric Com- pany has enjoyed an enviable reputation for ¡ Traditional FURUNO reliability and qual- innovative and dependable
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TABLE OF CONTENTS 3.5 Suppressing Radar Interference .... 3-3 FOREWORD .............................. iii 3.6 Selecting Pulsewidth ...................... 3-4 MENU TREE ............................... v 3.7 Guard Alarm ................................... 3-4 3.8 Watchman ...................................... 3-5 TABLE OF CONTENTS BY 3.9 Displaying Navigation Data ............ 3-6 INDICATION, MARKER............. vi 3.10 OTHER MENU Description .......... 3-7 SYSTEM CONFIGURATION .... vii 3.11 Func
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MENU TREE MENU KEY RINGS (Off, 1, 2, 3, max) EBL OFFSET (Off, On) 1. Display SHIFT (Off, On) 2. All Cancel ZOOM (Off, On) 3. Vector ref MODE (HU, CU, NU, TM) 4. Vector Length DISP DATA 5. History ECHO TRAIL (Off, On) 6. CPA SET ECHO STRTCH (Off, ES1, ES2) 7. TCPA SET (Options) ARP-10 MENU 8. AUTO ACQ OTHER MENU 1. Panel Dimmer (1, 2, 3, 4) 2. Mark Brill (1, 2, 3, 4) 3. HD Mark (1, 2, 3, 4) 4. Characters (1, 2, 3, 4) 5. Trail Tone (Single, Multi) 6. Int Reject (Off, 1, 2, 3) 7. Pulselength (Short
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TABLE OF CONTENTS BY INDICATION, MARKER Tuning indicator (P.3-7) Echo trail elapsed time (P.3-3) Heading (requires heading data) Echo trail time (P.3-3) Heading marker (P.2-5) Guard Zone (P.3-4) Zoom (P.2-8) AUTO HDG 234.5¡ TRAIL Range (P.2-3) . 125NM 25 : 38 Echo Stretch (P.3-2) 30M G (OUT) . 0625 Range ring interval (P.2-3) ZOOM SP Pulselength (P.2-3) ES1 HU OFFCENTER Off center (P.2-7) Display mode (P.3-1) Cursor (P.2-5, 2-6) EBL2 (P.2-6) Guard zone area (P.3-5) EBL1 (P.2-6) Range ring
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SYSTEM CONFIGURATION Scanner Unit MODEL 1932 MARK-2 XN10A-RSB-0070-064 (24 rpm) XN10A-RSB-0073-064 (48 rpm) MODEL 1942 MARK-2 XN12A-RSB-0070-059 (24 rpm) XN12A-RSB-0073-059 (48 rpm) Navigation IEC 61162* (In/Out) Display Unit Radar Plotter device RP-110 RDP-118 IEC 61162* (In/Out) Video Sounder Remote Display FMD-811/1800 Gyro- Gyro Converter Auto Plotter AD-100 compass ARP-10 External Alarm Integrated Heading (24 rpm only) Buzzer OP03-21 Sensor PG-1000 12 VDC: 10A 24/32 VDC: 5A *Equivalent
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1. PRINCIPLE OF OPERATION 1.1 What is Radar? 1.4 How Radar Determines Bearing The term “RADAR” is an acronym meaning Radio Detection And Ranging. Although the The bearing to a target found by the radar is basic principles of radar were developed dur- determined by the direction in which the ra- ing World War II, echoes as an aid to naviga- dar scanner is pointing when it emits an elec- tion is not a new development. tronic pulse and then receives a returning echo. Each time the scanner rot
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Heading marker Targets Range and bearing of a target, relative to own ship, are A readable on the PPI. D A D B B C C Own ship Own ship in center (radar) (A) Bird's eye view of situation (B) Radar picture of (A) Figure 1-1 How radar works 1-2
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2. BASIC OPERATION 2.1 Control Description Requires Auto Plotter ARP-10 Omnipad Brief press: Shifts cursor, VRM and EBL; Displays the data of target selects items and options on selected with the cursor. menu. Long press: Terminates plotting of the target (1) Acquires the target selected selected with the cursor. with the ominipad. (Requires SELECT ACQ Auto Plotter ARP-10.) CANCEL ENTER Opens/closes menus. (2) Registers selection on menus. Selects MENU GUARD Sets guard zone area. EBL1/EBL
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2.2 Turning the Radar On/Off 2.4 Stand-by Press the [POWER] key to turn the radar on When you won’t be using the radar for an or off. extended period, but you want to keep it in a state of readiness, place it in stand-by by The control panel lights and a timer displays pressing the [STBY TX] key. The display the time remaining for warm up of the mag- shows “STBY,” navigation data, or goes into netron (the device which produces radar the economy mode depending on menu set- pulses), counting down
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Note1: Availability of a particular display item 2.7 Adjusting Receiver depends on incoming data. Sensitivity Note2: When Range to Waypoint reaches 0.1 The [GAIN] control adjusts the sensitivity of nm, the WPT marker jumps to dead ahead the receiver. It works in precisely the same even though a difference may exist between manner as the volume control of a broadcast heading and BRG to WPT. receiver, amplifying the signals received. Note3: When cross track error exceeds 1 nm The proper sett
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Adjusting the A/C SEA control 2.9 Adjusting the A/C RAIN Control The proper setting of the A/C SEA should be (reducing rain clutter) such that the clutter is broken up into small dots, and small targets become distinguish- The vertical beamwidth of the scanner is de- able. signed to see surface targets even when the If the control is set too low, targets will be ship is rolling. However, by this design the hidden in the clutter, while if it is set too high, scanner will also detect r
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Measuring range by VRM 2.10 Erasing the Heading Marker, North Marker 1. Press the [EBL/VRM SELECT] key to cir- cumscribe a VRM readout (at the bottom The heading marker or north marker (avail- right-hand corner). Each press of the key able with gyrocompass connection) may oc- selects the readout of EBL1, EBL2, VRM1 casionally mask a target. To view the target, or VRM2 in that order. you can temporarily erase the heading marker and north marker by pressing and VRM EBL holding down the [GA
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Note: The bearing readout for the EBL andthe 2.12 Measuring the Bearing cursor can be displayed in relatiive or true bearing (true bearing requires heading sen- There are two ways to measure the bearing sor input). For north up and course up dis- to a target: by the cursor, and by the EBL play modes the bearing reference is always (Electronic Bearing Line). true. For details see the next chapter. Measuring bearing by cursor Tips for measuring bearing Operate the omnipad to bisect the target with
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6.0 NM 2.0 EBL1 EBL1 origin B (initial position VRM1 VRM1 of target) A Target moved Offset EBL here. (EBL1) EBL VRM EBL1 70.0° R 6.0 NM VRM1 VRM bearing range EBL1 70.0° R 4.5 NM VRM1 bearing range Figure 2-9 Predicting collision course by using the offset EBL Figure 2-10 Measuring the range and bearing between two targets by using the offset EBL Measuring range and bearing between two targets The procedure which follows shows how to 2.14 Offcentering the Picture measure the range and bearing
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2.15 Zoom The zoom feature allows you to double the size of the area between your vessel and any location within the current range to take a closer look at an area of interest. 1. Select location with the cursor. 2. Press and hold down the [F1 (A/C SEA)] control about two seconds if its function is set for ZOOM (default setting), or se- lect ZOOM from the menu. Zoom appears at the top right corner when the ZOOM function is on. Cursor Cursor 2 1 Press [F1] to zoom. Place cursor where desired. Fig
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3. MENU OPERATION 3.1 Basic Menu Operation 3.2 Selecting the Presentation Mode The menu mostly contains less-often used functions which once preset do not require With heading sensor connection, this radar regular adjustment. To open or close the provides four presentation modes: head-up, menu, press the [MENU] key. You can select course-up, north-up and true motion. items and options from the menu with the 1. Press the [MENU] key. omnipad. The complete menu appears on page v. 2. Operate t
