Koden Electronics RB716A Marine Radar RA42C User Manual 11

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Document ID	111146
Application ID	6Ou33n0ICktRTTZP9OuBvQ==
Document Description	11
Short Term Confidential	No
Permanent Confidential	No
Supercede	No
Document Type	User Manual
Display Format	Microsoft Word - pdf
Filesize	14.34kB (179201 bits)
Date Submitted	2000-07-30 00:00:00
Date Available	2000-12-12 00:00:00
Creation Date	2000-07-31 07:45:29
Producing Software	Acrobat Distiller 4.0 for Windows
Document Lastmod	2000-07-31 07:45:30
Document Title	11

5.5.3 Echo Menu
xxx •••keys to press
Adjustment options to be conducted on the echoes displayed on the screen
•Common operations for the ECHO menu
(Up to the point when "ECHO" menu is selected
from the main menu)
Press the "MENU" key and select "ECHO" from the displayed 4 main menus using the leftright cursor.
(The contents of the selected MENU will appear on a pull-down display in
accordance with the movement of the left-right cursor.)
MENU •••--->
Left/Right
(Select ECHO)
When the above-mentioned operations have been conducted, the items of the ECHO menu
are vertically displayed.
Further explanation about the ECHO menu will be conducted on the assumption that this
"common operation for the ECHO menu" has already been completed.
ECHO
.7 5
.2 5
HU
MARK
AT
ECHO
NAV
SETUP
>>>
GAIN
0.23 NM
STC
FTC
TUNE
ST
•AUTO
•MANU
5.5.3.1 Sensibility adjustment (GAIN)
(1) Use the up-down cursor keys to select GAIN from among the pull-down display items, and
press either the "ENT" key or the right cursor key.
(2) Select MANU from the MANU/AUTO display beside the GAIN item using the up-down
cursor keys, and press the "ENT" key.
(3) The present state of GAIN is displayed in reverse on the
screen left as•G 35• and an adjustable state is entered.
When the control knob are operated in this state, the
G 56
figure alternates within a range of 0 and 99 and the GAIN
can thus be adjusted.
(4) The adjustment is completed by pressing the "ENT" key
after adjustment.
When AUTO action is to be entered, select AUTO in (2)
and press the "ENT" key to complete the setting.
56
The setting value is displayed during
MANUAL operation.
AT is displayed during AUTO operation.
(The same applies to STC, FTC and TUNE.)
Up/Down -->
ENT
-->
(Select GAIN)
Up/Down
|->(Select MANU) --------------------> Control knob -->
ENT
Set to MANU mode
(GAIN adjustment)
|->(Select AUTO) ----------------------------------- --> ENT
Set to AUTO mode
5.5.3.2 Removing sea clutter (STC)
Refer to the section, “Sensibility adjustment (GAIN)”.
Up/Down
-->
ENT
-->
(Select STC)
Up/Down
|->(Select MANU) -->
ENT -->
Control knob
-->
ENT
Set
to
MANU mode
(STC adjustment)
|->(Select AUTO) -->
ENT -----------------------------------
Set to AUTO mode
Note: When you select MANU mode, GAIN and FTC will be switched to MANU mode, too.
Note: When you select HARBOR mode, FTC will be switched to MANU mode.
5.5.3.3 Removing rain and snow clutter (FTC)
Refer to the section, “Sensibility adjustment (GAIN)”.
Up/Down
-->
ENT
-->
(Select FTC)
Up/Down
|->(Select MANU) -->
ENT -->
Control knob
-->
ENT Set
to
MANU mode
(FTC adjustment)
ENT -----------------------------------
|->(Select AUTO) -->
Set to AUTO mode
5.5.3.4 Adjusting receiver tuning (TUNE)
Refer to the section, “Sensibility adjustment (GAIN)”.
Up/Down
-->
(Select TUNE)
ENT
-->
Up/Down
|->(Select MANU) -->
ENT -->
Control knob
-->
ENT Set to MANU
mode
(TUNE adjustment)
|->(Select AUTO) -->
ENT ------------------------------------
Set to AUTO mode
35
57
Indicated
setting
value
on
manual mode,
5.5.3.5 Echo expansion (ST)
Expanding the echo to the direction of the distance.
Two types of echo expansion exist, select ST1 or ST2 from the menu.
(1) Use the up-down cursor keys to select ST from among the pull-down display items, and
press the "ENT" key.
(2) Select ST1 or ST2 from the display beside the ST item using the up-down cursor keys,
and press the "ENT" key.
Up/Down -->
ENT
-->
Up/Down
-->••select ST1• ............... -->
ENT
|->••select ST2• ............... |->
ENT
|->••select OFF• ............... |->
ENT
set ST1
set ST2
ST OFF
( expansion rate ST1
-> ENT
ENT
-->
up/down ........... ->••select OFF•
TRACK OFF
|---->••select 15SEC• ......................... -> ENT
set 15sec. track
|---->••select 30SEC• ......................... -> ENT
set 30sec. track
|---->•select 1MIN• ........................... -> ENT
set 1 min. track
|---->•select 3MIN• ........................... -> ENT
set 3 min. track
|---->••select 6MIN• .......................... -> ENT
set 6 min. track
|---->••select CONT• .......................... -> ENT
set continue track
5.5.3.7 Enlarging selected areas (ZOOM)
The video image centering around the cross cursor is doubled as it is displayed on the
screen.
(1) Use the up-down cursor keys to select ZOOM from among the pull-down display items, and
press the "ENT" key.
(2) Select the ON using up-down cursor keys from the ON/OFF display beside the ZOOM item,
and press the "ENT" key.
(3) A small cross cursor for setting and "SET ZOOM POINT" are displayed at the screen center
and at the bottom respectively, and the magnification point is to be set. Use cursor keys to
move the cross cursor to the point to be magnified, press the "ENT" key and the setting is
completed. The area around the cross cursor is displayed in 2x magnification, with blinking
"ZOOM" displayed at the screen upper right, indicating that a ZOOM display is being
conducted.
To cancel the ZOOM function, either select OFF in (1) or begin operation of range.
59
Up/Down --> ENT --> Up/Down
(Select ON) --> ENT --> Up/Down & Left/Right
ZOOM Setting
(Select ZOOM)
--> ENT
(Move cross cursor)
(Select OFF) --> ENT ----------------
|-->
ZOOM canceled
Note
Note
Note
Note
Note
1)
2)
3)
4)
5)
VRM2 and EBL2 do not follow the ZOOM function during a floating state.
Normal screen returns when you change the range scale.
ZOOM function is usable only in PPI screen.
ZOOM function is unusable in OFF-C.
Center of ZOOM can be set any desired position within the set range.
blinking "ZOOM"
.75
.75
.25
HU
ZOOM
.25
HU
SET ZOOM POINT
5.5.3.8 Increasing sensitivity (S/L)
The pulse width is automatically changed as you change the range. However, if you want
to increase sensitivity, you can choose sensitivity from two pulse widths. The short pulse
(SHORT) gives you sharp images with high distance resolution. The long pulse (LONG) provides
high sensitivity and shows targets in large size for easy identification although distance
resolution is reduced.
(1) Use the up-down cursor keys to select S/L from among the pull-down display items, and
press the "ENT" key.
indicated S or
(2) Select Pulse length(SHORT or LONG) using the updown cursor keys from the SHORT/LONG display
.75
.25
HU
beside the S/L item
(3) The setting will be completed when the “ENT” key is
pressed after the selection.
Up/Down
-->
ENT
-->(Select SHORT) -------------------- -->
ENT
Set to short pulse
|-->(Select LONG)-->
60
ENT -------------- Set to long pulse

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