Koden Electronics RB716A Marine Radar RA42C User Manual 10

Koden Electronics Co., Ltd Marine Radar RA42C 10

10

525.5.2 Nav (Navigation) Menu xxx = keys to pressRadar functions for navigation aid are in this menu.•Common operations for the NAV menu (Up to the point when "NAV" menu is selected from the main menu)Press the "MENU" key and select "NAV" from the displayed 4 main menus using the left-rightcursor. (The contents of the selected MENU will appear on a pull-down display in accordancewith the movement of the left-right cursor.)MENU →Left/Right (Select NAV)Further explanation about the NAV menu will be conducted on the assumption that this"common operation for the NAV menu" has already been completed. 5.5.2.1 Changing display mode (MODE)(1) Select MODE from the pull-down display items using the up-down cursor key, and presseither the "ENT" key.(2) When the MODE sign is displayed beside the MODE item, select a mode with the up-downcursor keys and press the "ENT" key.(3) The display mode indicates upper-left on the screen.UP/DOWN --> ••• --> UP/DOWN•Select MODE• |--> (Select HU• --> ............ ••• •••Head up•|--> (Select HS• --> ............ ••• •••Head set•|--> (Select NU• --> ............ ••• •••North up•|--> (Select CU• --> ............ ••• •••Course up• --> (Select TM• --> ............ ••• ••(True motion)Note1: Navigation equipment (gyrocompass, magnet compass, or GPS) must be connected toyour radar in NU, CU and TM modes.Note2: In TM modes it is necessary to set as follow (1) or (2).(1) Input of speed information from NMEA. (2) Set your ship’s speed manually.Note3: TM works only on PPI screen, NU is used automatically for the other screens.MARK MODE >GZ >OFF-C >SLEEP >.75.25HU L NAV ECHO SETUPNAVIGATION>>> 0.23 NMATHUHSNUCUTM
53 5.5.2.2 Guard Zone (GZ)A function that sets a guard zone of any distance and any angle range, creating alarm tonewhen either echoes above a certain level exist (IN MODE) or no echoes exist(OUT MODE). Setting guard zone(1) Select GZ from the pull-down display items using the up-down cursor keys, and press the“ENT” key. ON/OFF sign is displayed beside the GZ item.Up/Down --> ENT ------------------------------- ON/OFF sign is displayed.(2) Select “ON” by “common operation for the GZmenu”, and press the “ENT” key.(3) The present mode setting will be displayed on the leftside of the screen as GZ IN. A small cross cursor forsetting the guard zone will be displayed at the screencenter while "SET CENTER POINT" is displayed atthe bottom, activating a guard zone setting state.(4) Use the up-down and left-right cursor keys to move the cross cursor to the center ofthe warning zone to be set, and press the "ENT" key.(5) From the cross cursor position set in (4) above as the center, expand the guard zone asfollows.(6) After the setting the guard zone, finish by pressing the "ENT" key. To cancel the guard zone function, select “OFF” by“common operation for the GZ menu”, and pressthe “ENT” key.ENT --> Up/Down &Left/Right --> ENT --> Up/Down &Left/Right •--> ENT ----------------Setting completed(Setting the center of GZ) (Setting the scope of GZ) -----------------------------------------GZ INSET CENTER POINTThe central position of the guard zone.With this point as the center, the zonecan be expanded in the directions ofthe distance and the angle with theupper and right cursor keysExpand with the right cursor key inthe direction of the angle. Use theleft cursor key to make the zoneExpand with the up cursor key in thedirection of the distance. Use the downcursor key to make the zone smaller.The mode (IN or OUT) is displayed when the state isON. Nothing is displayed when it is OFF. GZ IN
54Stop the alarm toneWhen the alarm sounds, press any key to stop. But the guard zone function is stillworking, the alarm may sounds again. To "OFF" the guard zone function, select "OFF"from GZ menu.Note1: To switch the IN or OUT mode, refer to “Guard Zone Mode” in section 5.5.4.5.3 “Changingthe content of settings 2 (PRESET2)”Note2: To set the guard zone level, refer to “Guard Zone LeveL” in section 5.5.4.5.3 “Changing thecontent of settings 2 (PRESET2)”5.5.2.3 Shifting display in specific direction (OFF-C)Displaying the location specified by the cross cursor as the vessel's location.(1) Select OFF-C from the pull-down display items using up-down cursor key, and press the"ENT" key.(2) When the ON/OFF sign is displayed beside the OFF-C item, select ON with the up-downcursor keys and press the "ENT" key.(3) OFF-C is displayed at the upper right and "SET OFF CENTER POINT" at the bottom ofthe screen, and setting is ready to be entered. Move the cross cursor with the cursorkeys to move the ship’s to the intended location, and press the "ENT" key. The ship’slocation will be displayed at the cursor's location. The display at the upper right will benormalized from the reverse state, which indicates that the "OFF-C" state is entered.(4) To cancel “OFF-C” function, either select OFF in (2)Up/Down --> ENT --> Up/Down(Select OFF-C) |-->(Select ON) ENT --> Left/Right & Up/Down --> ENT SetOFF-C-->(Select OFF) ENT -----------------------------Cancel OFF-CNote: VRM2 and EBL2 do not follow the OFF-C function while floating.The function operates only on PPI screen.5.5.2.4 Setting of the SLEEP function(SLEEP)This function sends a 30-second-transmissions during pre-fixed hours. After atransmission, a power-saving mode is entered with the screen in ST'BY state (the scanner-OFF .75 .25 HU.75.25HUSET OFF-C POINTOFF-CMove the cross cursor indicates "OFF-C" state is entered
55state) and the LCD backlight turned off. This action is repeatedly executed.Usage example, set a guard zone and have the warning signal automatically confirmed everyprefixed period.(1) Use the up-down cursor keys to select SLEEP from among the pull-down display items, andpress the "ENT" key.(2) When the OFF/5min/10min/15min display has appeared beside the SLEEP item, select atime to be set with the up-down cursor keys.(3) Press the "ENT" key and the setting is completed. When the SLEEP function is to becanceled, select OFF in (2).When a transmission is conducted after setting a SLEEP mode, a ST'BY state is enteredand the backlight turns off after a 30-second-transmission. (Power-saving mode). Twominutes before the fixed time the backlight turns on and the 2-minute timer starts. Then, atthe fixed time another 30-second-transmission begins. This series of actions are repeated. Ifany one key is pressed during the course of this action, the SLEEP function will be canceled.(a) Setting procedureUp/Down →ENT →Up/Down -->Select OFF) →ENT -----------SLEEP function is turned OFF(Select SLEEP) -->(Select 5min.) ------------------------------- →ENT →POWER 30-second-transmission every 5 min.-->(Select 10min.) →ENT →------------------------ POWER30-second-transmission every 10 min.-->(Select 15min.) →ENT → ----------------------- POWER 30-second-transmission every 15 min.TransmissionSetting completed(b) Action after settingSLEEP setting•5min.• •Operation• • •(Under Tx• •(Under power-saving mode•• •2min. timer in use••(Under Tx•••(Under power-saving mode•0 sec. 30 sec. 3 min. 5min. 5and a half min. •Time used•TX Start TX OFF Backlight ON Tx Start TxOFF •Action•Countdown start-- What happens if a key is pressed after a SLEEP mode setting?If a transmission is conducted and a key is pressed after setting a SLEEP mode, power-saving mode is entered 30 seconds after key is pressed.-- What happens if a key is pressed during the SLEEP mode?a) If a key is pressed during the power-saving mode, the SLEEP function is canceled and the 2-minute timer starts.
56b) If a key is pressed while the 2-minute timer is in use, or during transmission , the SLEEPfunction is canceled.

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