Scanner Set-Up Menu Options - Raymarine a65 Installation And Operation Instructions Manual

13.14 Scanner set-up menu options

The Scanner Set-up menu enables you to configure the performance and behavior of your radar scanner.
Function
Timed Transmit Set-up
Tune Adjust
EBL Reference
Sea Clutter Curve
Scanner Speed
Advanced Set-up
Adjusting the radar tune control
From the radar application:
1. Select Menu.
2. Select Scanner Set-up.
3. Select Tune Adjust.
Using radar
Description
This menu item contains a sub-menu that enables you to adjust the timed transmit
options:
• Timed Transmit
• Transmit Period
• Standby Period
This menu item allows you to fine tune the radar scanner's receiver for maximum
returns on the display. Raymarine recommends that this function is set to Auto.
If you set this function to Manual and adjust the setting shortly after powering
up the radar scanner, you should adjust it again approximately 10 minutes after
powering up the scanner, as the required setting will change after the magnetron
has warmed up.
The measurement point used for reference when measuring distances using
Electronic Bearing Lines (EBLs) and range rings in the chart application. The
options are Relative to ships heading or referenced to the compass is degrees
Magnetic — True as selected in Bearing Mode.
This menu item allows you to adjust the Sea Clutter — radar echoes from waves
can make it difficult to detect real targets. These echoes are known as "sea clutter".
Several factors can affect the level of clutter you see, including the weather and
sea conditions, and the mounting height of the radar. The sea clutter curve setting
adjusts the radar's sensitivity to sea clutter. The steepest setting for the curve is
1, and the most shallow setting is 8.
SuperHD open array radars with software version 3.23 or above or HD radomes
support multiple scan speeds:
• 24 RPM
• 48 RPM
This menu item contains a sub-menu that enables you to adjust the following
options:
• Bearing Alignment
• Display Timing
• Main Bang Suppression
• Tune Preset
• STC Preset— Non-HD Digital radomes only
• Reset Advanced
4. Select Tune Adjust: .
The Tune Adjust slider bar control is displayed.
5. Adjust the slider bar control to the appropriate setting, or
6. Select the Auto box so that a tick is placed in the box for
automatic tuning.
Options
Timed Transmit
• On
• Off
Transmit Period
• 10 Scans
• 20 Scans
• 30 Scans
Standby Period
• 3 minutes
• 5 minutes
• 10 minutes
• 15 minutes
Man
• Auto
• Man 0% — 100%
• Relative
• Mag-True
• Adjust Curve (1 to 8)
Scanner Speed
• 24 RPM
• Auto — his option automatically
switches between the 24 RPM and 48
RPM scan speeds as appropriate.
Bearing Alignment
• -180º — 179.5º
Display Timing
• 0.415 n m — selected range
Main Bang Suppression
• On
• Off
Tune Preset
• 0 — 255
STC Preset
• 0 — 100%
Reset Advanced
• Yes
• No
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