Furuno 1942 MARK-2 manual Lost target alarm

Page 43

CPA/TCPA alarm ranges must be set up prop- erly taking into consideration the size, ton- nage, speed, turning performance and other characteristics of own ship.

Follow the steps shown below to set the CPA/ TCPA alarm ranges:

1.Open the “ARP-10 MENU.”

2.On the “CPA Set” line, select a CPA limit desired. (Off, 0.5, 1, 2, 3, 5, 6 nm)

3.Press the [ACQ/ENTER] key.

4.On the “TCPA Set” line, select a TCPA limit desired. (30s, 1, 2, 3, 4, 5, 6, 12M)

5.Press the [ACQ/ENTER] key.

6.Press the [MENU] key to close the menu.

Lost target alarm

When the system detects a loss of a tracked target, the target symbol becomes a flashing diamond.

6-7

Image 43
Contents Marine Radar Page Nil Worst case 1.20 m Stay away from transmitting scannerRadiator Distance to Worst case 1.70 mKeep heater away from equipment Do not open the equipmentDo not disassemble or modify the equipment Use the proper fuseCompliance with R&TTE Directive 1999/5/EC Foreword FeaturesTable of Contents Menu KEY Menu TreeTable of Contents by INDICATION, Marker Scanner Unit System ConfigurationDisplay Unit How Radar Determines Bearing What is Radar?Principle of Operation How Radar Determines RangeHow radar works Control Description Basic OperationTransmitting Economy modeTurning the Radar On/Off Stand-bySelecting the Range Adjusting Picture BrillianceAdjusting Receiver Sensitivity Adjusting the A/C SEA Control Reducing sea clutterAdjusting A/C Rain Adjusting the A/C Rain Control Reducing rain clutterAdjusting the A/C SEA control Tip for adjusting the A/C SEAMeasuring range by cursor Measuring the RangeErasing the Heading Marker, North Marker Measuring range by range ringsMeasuring the Bearing Using the Offset EBLOffcentering the Picture Cancelling offcentered pictureMeasuring range and bearing between two targets Zoom Cancelling zoomHead up Selecting the Presentation ModeMenu Operation Basic Menu OperationMagnifying Long Range Echoes echo stretch Echo TrailContinuous trail Cancelling echo trailSuppressing Radar Interference Fixed time trailSelection of guard zone type Guard AlarmSetting a guard zone Selecting PulsewidthHow watchman works Silencing the audible alarmCancelling the guard zone and guard alarm WatchmanTo turn navigation data on or off Cancelling watchmanDisplaying Navigation Data Turning on watchmanOther Menu Description Other Menu DescriptionOutputting Target Position Adjusting Brilliance of MarkersFunction Controls Suppressing NoiseMultiple Echoes False EchoesSide-lobe Echoes Blind and Shadow Sectors Indirect EchoesGeneral remarks on receiving Sart Sart Search and Rescue TransponderShowing Sart marks on the radar display Summary to detect Sart responseThis page is intentionally left blank Preventive Maintenance Maintenance & TroubleshootingReplacing the Fuse But Then TroubleshootingSelf Test This page is intentionally left blank Display accuracy is affected by the following Operation of ARP-10 OptionKeys used for auto plotter Principal specificationsGeneral ARP-10 Menu OperationARP Menu Deactivating the auto plotterAutomatic acquisition Setting auto acquisition areaAcquiring Targets Manual acquisitionAll targets Displaying Target DataTerminating Tracking of Targets Individual targetsPast Position Display Mode and Length of VectorsTrue or relative vector vector mode CPA/TCPA alarmLost target alarm This page is intentionally left blank Specifications of Marine Radar Display Unit Dimensions and Mass IN-1 IndexPage Page Page 00080835401