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3. SETTING AND ADJUSTMENTS
3.6
Other Settings
This section describes the menu items not previously described.
3.6.1
[ECHO ADJ] menu
Open the main menu then select [9 RADAR IN-
STALLATION] [1 ECHO ADJ] to open the [ECHO
ADJ] menu.
[1 VIDEO LEVEL ADJ]
Adjust the cable attenuation manually. Set the radar
as follows:
• Interference Rejector (IR): 2
• Echo Stretch (ES): OFF
• Echo Averaging (EAV): OFF
• Gain: 80
• Range: 24 NM
• Pulse Length: Long
Select [+] or [-]. Rotate the scrollwheel so that noise
just disappears from the screen. The setting range is
0 to 32. After compleiton of the adjustment the radar
goes into standby. If the noise does not disappear,
switch to [-]([+]) and try again.
[5 NEAR STC CURVE], [6 MID STC CURVE], [7 FAR STC CURVE]
Use the default setting. Change the setting according to sea condition.
[8 RING SUPPRESSION]
Use the default setting. Change the setting according to sea condition. The larger the
number the greater the STC effect.
3-6
5
NEAR STC CURVE
6
MID STC CURVE
3 /4/5/ 6
7
FAR STC CURVE
6 /7/8
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