Koden Electronics RB715A Marine Radar RA41C User Manual 08
Koden Electronics Co., Ltd Marine Radar RA41C 08
Contents
08
5.3 Basic Operations xxx = keys to press 5.3.1 Powering On and Off POWER ON POWER Press "POWER"key to power on. 2 minutes timer and "RADAR OFF" are displayed. Keep pressing "POWER" key to power off. SCREEN BRILL Press the "BRIL" key. Control bar is indicated on the screen. .75 .25 HU brilliance Select brilliance. Up/Down key backlight 1:58 OFF Adjust brilliance with RADAR knob. Select key backlight. Control knob Up/Down Adjust key backlight with BRILLIANCE 50 Control knob KEY BACK LIGHT 4 knob. ENT Press "ENT"key to return. Radar turns into "ST'BY"mode when 2 minutes timer is finished and "ST'BY" is displayed. 5.3.2 Transmitting START Press "POWER" key to POWER operate, appears radar on ‚V ‚T picture the AT ‚Q ‚T ‚g ‚t screen. Another press "POWER" key, radar turns to stand-by mode. Keep pressing "POWER" key more than 3 seconds, radar turns to power off. CHANGE RANGE RANG UP or Pressing "RANGE UP" key produces a long-distance range, RANGE DOWN "RANGE DOWN" 30 key short-distance range. 5.3.3 Adjusting brilliance of screen and key-backlight xxx = keys to press (1) Press the "BRILL" key. (Bar and figure indicating brightness, and figure indicating backlight appears on the screen.) (2) Select brilliance or key-backlight with the up-down cursor. (3) Adjust each item with the control knob. (4) When the adjustment is finished, press either the "BRILL" key or the "ENT" key to exit from the adjustment screen. (Pressing some other key after adjustment will lead to the function of the pressed key.) BRIL → BRIL or ENT → Control knob (Adjustment of brilliance) → Up/Down (Adjustment of brightness, panel) → Other function key Shift to other functions . 75 . 25 HU ST’BY BRILLIAM CE 50 KEY BACKLIGNT 4 5.3.4 Changing Distance Range (RANGE UP, RANGE DOWN) Pressing "RANGE UP" key produces a long-distance range, and "RANGE DOWN" key a short-distance range. ••RADOME SCANNER (RA40C) •0.25 0.5 0.75 1.5 12 24 Number of rings RANGE 0.125 Range ring interval 0.062 0.125 0.25 0.25 0.25 0.5 0.5 0.75 1.5 12 24 RADOME SCANNER (RA41C) RANGE 0.125 0.25 36 Number of rings Range ring interval 0.0625 0.125 0.25 0.25 0.25 0.5 0.25 48 OPEN SCANNER (RA42C) RANGE 0.125 0.5 0.75 1.5 12 24 Number of rings Range ring interval 0.0625 0.125 0.25 0.25 0.25 0.5 5.3.5 Automatic adjustment (AUTO) AUTO adjusts the GAIN, STC and FTC automatically. If the "AUTO" key is pressed while GAIN, STC, or FTC are under manual settings, they will all be switched to AUTO or HBR(Harbor) mode. Pressing "AUTO" key, AT1, AT2 and HBR changes in turn. Pressing STC key, all 31 controls return to manual state. Use when find navigation way in much echo such as port area, narrow channel, small islands area. The control condition is similar to slightly down GAIN. AT2 Use at open sea to suppress the sea clutter. The control condition is similar to high GAIN. HBR Use at in a bay area, inlet, or a harbor. The control condition becomes manual STC by using the value established HARBOR of ADJUST menu. Note) Refer to "Setting STC circuit(STC)" in section 5.5.4.5.4(6). Note) When you select HBR mode, FTC will be switched to MANU mode. AT1 * What happens if GAIN, STC, and FTC keys are pressed during AUTO operation? 1) If GAIN key is pressed, Only GAIN enters a manual state. 2) If FTC key is pressed, Only FTC enters manual state. 3) If STC key is pressed, STC, GAIN, and FTC enter manual state. 5.3.6 Sensitivity adjustment (GAIN) (1) When the "GAIN" key is pressed, the GAIN display on the left side of the screen will be . 75 .25 HU reversed as G 35 and the adjustable state will be entered. ST’BY (2) When the control knob is turned, the figure will be shifted within a range of 0 and 99, and the sensitivity can be manually adjusted. G 50 When the "AUTO" key is pressed, all (GAIN, STC and FTC) will enter an AUTO state. (3) After the adjustment is finished, press the "GAIN" key to exit from the adjustment state. If some other function key is pressed, shift to that function will take place. (a) To make adjustments by MANUAL (When the GAIN key is pressed under AUTO operation, shift to a manual operation will take place.) GAIN → Control knob → GAIN -------------------------The adjustment state is ended. µθ> Other function key • ------Shift to other functions µθ> AUTO µθ> AUTO ------------------------GAIN, STC, and FTC are set at AUTO and the adjustment state is ended. (b) To switch from the MANUAL state AUTO -------------------------------------------------------------------------Set GAIN, STC and FTC at AUTO 5.3.7 Removing sea clutter (STC) 32 (1) When the "STC" key is pressed, the STC display on the left side of the screen will be reversed as S 35 and the adjustable state will be entered. (2) When the control knob is turned, the figure will be shifted within a range of 0 and 99, and the STC can be manually adjusted. When the "AUTO" key is pressed, all (GAIN, STC and FTC) will enter an AUTO state. (3) After the adjustment is finished, press the "STC" key to exit from the adjustment state. If some other function key is pressed, shift to that function will take place. (a) To make adjustments by MANUAL (When the STC key is pressed under AUTO operation, shift to a manual operation will take place.) STC → Control knob → STC ----------------------------The adjustment state is ended. → Other function key • --------Shift to other functions → AUTO → AUTO --------------------------STC, GAIN, and FTC are set at AUTO and the adjustment state is ended. NOTE) When you select MANU mode, GAIN and FTC will be switched to MANU mode, too. (b) To switch from the MANUAL state AUTO -------------------------------------------------------------------------Set STC, GAIN and FTC at AUTO 5.3.8 Removing rain and snow clutter (FTC) (1) When the "FTC" key is pressed, the FTC display on the left side of the screen will be reversed as F 500 and the adjustable state will be entered. . 75 .25 HU (2) When the control knob is turned, the figure will ST’BY be shifted within a range of 0 and 99, and the sensitivity can be manually adjusted. When F 50 the "AUTO" key is pressed, all (GAIN, STC and FTC) will enter an AUTO state. (3) After the adjustment is finished, press the "FTC" key to exit from the adjustment state. If some other function key is pressed, shift to that function will take place. (a) To make adjustments by MANUAL (When the FTC key is pressed under AUTO operation, shift to a manual operation will take place.) FTC → Control knob → FTC µθ> Other function key -------Shift to other functions µθ> AUTO µθ> AUTO ------------------------GAIN, STC, and FTC are set at AUTO and the -------------------------The adjustment state is ended. adjustment state is ended. (b) To switch from the MANUAL state AUTO -------------------------------------------------------------------------Set GAIN, STC and FTC at AUTO 33 5.3.9 Man Over Board (MOB) Pressing the MOB key will send the own ship's position data to the external equipment through NMEA port with "WPL" format. There is no change on the screen. To check the MOB position data, select "MOB" from the "WINDOW" menu in the "SETUP". The position of MOB and current position will be displayed on the screen. If press the "MOB" key while watching the MOB screen, MOB data will be cleared and return to previous screen. If press other keys, MOB data will be remained and return to previous screen. 34
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