Sea Tel 4009-9 BROADBAND-AT-SEA, Руководство по установке

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4009-9 Installation Manual Setup – Targeting
8-2
(displayed as 0022). After these trims values had been set, your peak on satellite Azimuth and Elevation displays
would be very near 180.2 and 30.0 respectively.
8.3. EL TRIM
Elevation trim offset parameter is entered in tenths of degrees. Adjusts display to correct for antenna alignment
errors or imbalances in the antenna system. Increase number to increase display. Refer to “Optimizing
Targeting” in the Setup section of your antenna manual.
To update: While in the EL TRIM sub-menu, press the LEFT arrow key to bring the cursor under the ones digit.
Press the UP or DOWN arrow key to increment or decrement the selected digit. Minus values are entered by
decrementing below zero. Use the LEFT or RIGHT arrow key to move the cursor left or right to select other
characters to modify. When you are finished modifying press ENTER to execute the new value OR press NEXT to
abort and exit setup mode.
Continue with Azimuth trim, then re-target the satellite several times to verify that targeting is now driving the
antenna to a position that is /- 1.0 degrees of where the satellite signal is located.
8.4. AZ TRIM
Azimuth trim offset parameter is entered in tenths of degrees. Offsets true azimuth angle display to compensate
for installation alignment errors when used with Ships Gyro Compass input reference.
Azimuth Trim does not
affect REL azimuth reading . Increase number to increase displayed value. Refer to “Optimizing Targeting” in the
Setup section of your antenna manual.
To update: While in the AZ TRIM sub-menu, press the LEFT arrow key to bring the cursor under the ones digit.
Press the UP or DOWN arrow key to increment or decrement the selected digit. Minus values are entered by
decrementing below zero. Use the LEFT or RIGHT arrow key to move the cursor left or right to select other
characters to modify. When you are finished modifying press ENTER to execute the new value OR press NEXT to
abort and exit setup mode.
Then retarget the satellite several times to verify that targeting is now driving the antenna to a position that is
/- 1.0 degrees of where the satellite signal is located.