1. RADAR OPERATION
1-16
1.10.3 Automatic tuning
Choose automatic tuning following paragraph 1.10.1. The TUNE box shows
TUNE AUTO.
1.10.4 Manual tuning
1. Roll the trackball to choose the RANGE box at top left corner and then push
the left or right button as appropriate to choose the 48-mile range. Push the
left button to lower the range; the right button to raise the range.
2. Choose manual tuning following the procedure in paragraph 1.10.1.
3. Roll the trackball to place the arrow on the tuning bar area in the TUNE box.
4. Roll the wheel to adjust tuning. The best tuning point is where the bar graph
swings maximum. The arrow below the bar graph shows tuning control
position; not the tuning condition.
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