Koden MDC-7010, Operation Manual

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Chapter 2 Radar Basic Operation MDC-7000/7900 Series
0093169010-10 2-4
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 and ENT key,
without using menu function.
Tuning menu operation method, refer to 4.2.1 Tune adjustment of Installation manual.
Change MAN (manual) and AUTO
Move cursor to the MAN or AUTO box (whichever is shown) of tune indicator at upper right of the
display using trackball 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 GAIN/TUNE knob until light around knob turns red.
Tune value box will appear on the place of MAN or AUTO box of tune indicator.
4
Turn GAIN/TUNE knob clockwise or counterclockwise to get the strongest land echo.
5
When tune adjustment is completed, press GAIN/TUNE knob or ENT key to save setting data to
internal memory.
Light around GAIN/TUNE knob will turn green.
6
Repeat step 3 to 5 for both MAN and AUTO modes.
AUTO tune mode value box MAN tune mode value box