Furuno 841 MARK-2 manual Safety Instructions

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SAFETY INSTRUCTIONS

"WARNING" and "CAUTION" notices appear throughout this manual. It is the responsibil- ity of the operator and the installer of the equipment to read, understand and follow these notices. If you have any questions regarding these safety instructions, please contact a FURUNO agent or dealer.

The level of risk appearing in the notices is defined as follows:

This notice indicates a potentially

hazardous situation which, if not WARNING avoided, could result in death or

serious injury.

This notice indicates a potentially

hazardous situation which, if not CAUTION avoided, could result in minor or

moderate injury, or property damage.

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Contents Marine Radar B . N o . O M E 3 4 4 4 Safety Instructions Do not operate the equipment with wet hands Do not open the equipmentStay away from transmitting antenna Do not disassemble or modify the equipmentUse the correct fuse IiiTable of Contents Foreword FeaturesDisplay Unit SpecificationsAntenna Unit Transceiver Module contained in radomeInterface Nmea Complete Set Installation Materials CP03-15xxAccessories FP03-05900 Equipment ListOptional Equipment Model 841 MARK-2 ConfigurationPrinciple of Operation How radar works Control Description Operation675NM 220.9R 0.646NM 308.7R Display Indications and MarkersTurning the Radar On and Off 5NMSelecting the Range Adjusting LCD Backlighting and Display ToneAdjusting Control Panel Brilliance TransmittingAdjusting GAIN, STC, A/C Rain and FTC General procedureSTC MAN Auto How to tune manually Tuning the ReceiverAdjusting A/C Rain Adjusting FTCMeasuring the Bearing Measuring the RangeMenu Operation Press the Menu key to open the menu. The main menu appearsSee the table on the next Menu Function Menu description11 Display modes Selecting the Display ModeCU course-up Selecting the Presentation ModeWindow Display Course-up, you may select CU or WPT- UP, on the menuWPT-UP waypoint-up Guard AlarmSetting the guard zone Silencing the audible alarmSuppressing Radar Interference Canceling the guard zoneSuppressing Noise Interference Off Centering the DisplaySelecting Pulselength Navigation Data Display Echo TrailsTurning echo stretch on or off Setting up the nav data displayEcho Stretch magnifying long range echoes Press the Menu key Select Nav Data and press the ENT keyTurning on watchman Selecting Unit of Measurement for RangeSelecting Bearing Reference WatchmanDisplaying Navigation Data During Stand-by Canceling watchmanErasing the Heading Marker Deselecting RangesDisplaying Cursor Position, Range and Bearing to Cursor Visual Alarm IndicationsError Visual alarm Outputting Cursor Position to NavigatorSuper-refraction Interpreting the DisplayRadar Wave and Radar Horizon Target Properties and Radar Wave ReflectionMultiple echoes Bearing ResolutionRange Resolution False EchoesIndirect echoes Side-lobe echoesNautical Chart and Radar Picture Safety Information Maintenance & TroubleshootingPreventative Maintenance Replacing the FusePeriod Check point Remarks But Then TroubleshootingSelf Test Self TestAntenna Unit Installation Siting, handling considerationsMounting Parallel with the fore and aft line Holes for antenna unitMounting considerations Display Unit InstallationDisplay unit is designed to be mounted on a tabletop Mounting procedureConnections Signal cable connectionHeading Sensor Connection To connect external equipment to the OP- Tion connectorFor E/S Navigation aid, video sounder connectionRadar Installation Check ListInitial Adjustment of Picture Displaying the Installation MenusFollow the procedure below to obtain proper radar picture Entering Initial Settings Relative Bearing AlignmentSweep Timing Press the Menu key and turn off the power Closing the Installation MenusPage Page Page Page Page Page