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9.8 Various Initial Settings
This section describes the various settings required to facilitate the use of radar such as setting of
radar signal processing and setting at connection of various types of navigation equipment.
9.8.1 Sensitivity preset [AUTO-SEA] [AUTO-RAIN] [GAIN/PL] [MENU]
Set the maximum level indicated when the "Sensitivity" knob is used.
Do not change the adjustment unnecessarily. Normally, the level must be set to 255. In this
case, no adjustment is necessary.
When adjustment is necessary, carry out the procedure described in 9.7.2, "Noise level adjustment
[MENU]" before making further adjustments.
Use the following procedure to
Use the following procedure toUse the following procedure to
Use the following procedure to carry out sensitivity preset.
carry out sensitivity preset. carry out sensitivity preset.
carry out sensitivity preset.
(a) Set the target expansion function to OFF.
(b) Turn the [AUTO-SEA] knob to the minimum position (anti-clockwise for one full rotation).
(c) Turn the [AUTO-RAIN] knob to the minimum position (anti-clockwise for one full rotation).
(d) Turn the [GAIN/PL] knob to the maximum position (clockwise for one full rotation).
(In this state, the echo is displayed at the highest level on this PPI screen.)
(e) Display the INSTALLATION menu by pressing the [MENU] key in long mode, select
RADAR , RADAR ADJUST2 , and GAIN PRESET , and press [JOG DIAL] or
[ACQ/ENT].
(f) Adjust the sensitivity level by turning [JOG DIAL] and end the operation by pressing [JOG
DIAL] or [ACQ/ENT].
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9.8.2 Sea clutter preset [+RANGE-] [AUTO-TUNE] [AUTO-SEA] [AUTO-RAIN]
[GAIN/PL] [MENU]
Set the maximum control level that is indicated by turning the [AUTO-SEA] knob.
Do not change this setting unnecessarily.
Use the following procedure for executing sea clutter preset.
Use the following procedure for executing sea clutter preset.Use the following procedure for executing sea clutter preset.
Use the following procedure for executing sea clutter preset.
(a) Set range to 6NM by using the [+RANGE-] key.
(b) Adjust the tuning using the [AUTO-TUNE] knob.
(c) Set the target expansion function to OFF.
(d) Turn the [AUTO-SEA] knob to the maximum position (clockwise for one full rotation).
(e) Turn the [AUTO-RAIN] knob to the minimum position (anti-clockwise for one full rotation).
(f) Turn the [GAIN/PL] knob to the maximum position (clockwise for one full rotation).
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