Koden MDC-5200 SERIES, Operation Manual

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MDC-5200/5500 Series Chapter 2 Radar Basic Operation
0093155002-00 2-5
2.4 Tuning method
The transmitting and receiving frequency of this radar may become detuned by environmental
changes.
This result in “detuning” of the gain and the same echo images may show weaker, even if the setup is
the same as before.
Tuning method can be changed directly in the upper right of the display, with trackball/joystick and
press ENT key, without using menu function.
Tuning menu operation method, refer to 4.1.1 Tune adjustment of Installation manual.
Change MAN (manual) and AUTO
By CURSOR
Move CURSOR to the MAN or AUTO box (whichever is shown) of tune indicator at upper right of the
display using trackball/joystick, and press ENT key.
By MENU
1
Press MENU key to display “Menu”.
Select [MAINTENANCE] => [STARTUP] => [TUNE] => [TUNE] => select [MAN] or [AUTO], and
press ENT key.
Optimized value setup method
Adjustment shall be performed based on stable echo object such as from land. (Land is used in
following explanation.)
1 Set RAIN and SEA at 0.
2
Set lower GAIN until land echo almost disappears.
3
Press MENU key to display “Menu”.
Select [MAINTENANCE] => [STARTUP] => [TUNE] => [AUTO ADJ] or [MAN ADJ] will show the
current setting of the input value by highlighting the last digit value by the trackball/joystick.
4
Move the trackball/joystick up or down to change the value, and obtain the maximum magnitude of
the target on the display. When a target becomes too strong to find the peak, lower gain with GAIN
knob once again and adjust the tune to obtain the maximum magnitude of target.
5
Press ENT key to save the result or the maximum magnitude of target.