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3. VERTICAL SCAN MODE
3-7
3.5 Choosing Display Sector
Sector means the width of the transducer training, from 6° to 180°.
24
Sector (Shown: 24 )
Sector
The [SECTOR] control chooses the training area among the sixteen positions shown in
the table below. Clockwise rotation of the control increases the sector width;
counterclockwise rotation decreases it.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Sector
width
(°)
6 12 24 36 48 60 72 84 96 108 120 132 144 156 168 180
One-touch selection of 180°
°°
°
sector
1. Press the [FULL/HALF] key. A half-circle display of 180°
is presented, and “FULL”
momentarily appears at the top of the display.
2. Press the [FULL/HALF] key again, and a 120°-sector display is presented, and
120° momentarily appears at the top of the display.
Note: Operating the [SECTOR] control after step 1 in the procedure above will display the
180°
sector at the next pressing of the [FULL/HALF] key.
24
FULL/HALF
key
Sector set with
SECTOR control
Half circle
180
0
180
0
120
FULL/HALF
key
180
How the FULL/HALF key works