Koden MDC-2200 series, Руководство по установке

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MDC-2200/2500 Series Chapter 4 Setup after installation
0092625002-06 4-5
(4) Press [MENU] key, select STARTUP => STC CURVE 1 => VALUE using a joystick highlight
the last digit.
(5) Move a joystick up or down to modify STC curve value. Decrease the value if sea clutter echo
in the short-range area fades at the beginning or increase the value if sea clutter echo in the
long-range area fades at the beginning.
(6) After changing the STC curve value, readjust with the STC knob so that sea clutter echo fades
out uniformly from the short-range area to the long-range area as shown in Figure 4.3 “Proper”.
Press [ENTER] key to save.
The STC curve setup value is applied to all of the ranges.
NOTE: Setting of STC characteristics should be carried out at open sea. Set STC curve value to 5,
if adjusting it in the harbor for some reason.
4.2.1.3 Setup of manual STC maximum value
(1) Set range to 12 NM, RAIN knob to 0, SEA knob to 0, GAIN knob to 8, and brilliance to
maximum.
(2) Set VRM1 on, and adjust VRM to 8.0 NM.
(3) Press [MENU] key, select ECHO => IR => OFF using joystick, and then press [ENTER] key to
remove IR effects. Even though noise will appear on the display, retain the gain setting 8.
(4) Set sea knob to 10 in scale (maximum) position.
Select PRESET => STC MAN MAX => VALUE using a joystick to highlight the last digit.
(5) Move the joystick up or down while noticing the noise on the screen and increase the
maximum setup value of the manual STC from 0. Stop changing the STC when the noise on
the screen has disappeared from zero to 8 NM area from the center and press [ENTER] key
to set.
(6) Reset IR value to 3 after all of the setup operation has completed.
This manual STC maximum setup value is applied for all the ranges.
4.2.1.4 Setup of manual STC minimum value
Setup STC value. This setting reduces anti-clutter sea effect of STC to minimum value. This
setting is applied to all the ranges. Adjustment should be carried out in calm sea.
(1) Set the range to 0.75 NM, RAIN setting to 0, SEA setting to 0, GAIN setting to 8, and brilliance
to maximum respectively.
(2) Select PRESET => STC MAN MIN => VALUE to highlight the last digit.
(3) Move joystick up or down to change the value. Press [ENTER] key to save.