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Figure 6-3 Color Doppler Mode Image
3.
Adjust the color ROI
Move the trackball to adjust the position of the color ROI. Press the Set key and move
the
trackball to adjust the size of the ROI, or press the Set key again to adjust the position of ROI.
4.
Optimize the Color mode image. For details, refer to Section 6.2.2 Optimizing the Color Mode
Image.Press the Save IP key to save the parameter settings in the Color mode as the default settings.
5.
Press the Color key again to exit the Color mode.
6.2.2 Optimizing the Color Mode Image
Methods for optimizing the Color mode image are as follows.
Select the Color mode parameter on the menu at the top left of the screen by using the trackball,
press the
Set key to adjust it. Press the Menu key to display/hide this menu.
Select the Color mode parameter on the menu at the top left of the screen by using the Select knob,
press
Select knob chage state between
“
parameter item select state
”
and
“
parameter item adjust state
”
, rotate
the knob change parameter item for
“
parameter item select state
”
or paramter value for
“
parameter item
adjust state
”
. Press the Menu key to display/hide this menu.
6.2.2.1 Adjusting the Gain
Chrominance gain control color signal strength.
Steps:
Rotate the Gain knob clockwise to increase the value.
Rotate the Gain knob anticlockwise to decrease the value.
6.2.2.2 Adjusting the Frequency
The working frequency of the probe can be adjusted.