GE HEALTHCARE
DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL
Chapter 4 - Functional Checks 4 - 41
4-3-7-3 Check Horizontal Sweep, Frequency, Focus and Contour
Table 4-12 M-Mode: Check Horizontal Sweep, Frequency, Focus and Contour
Step Task Expected Result(s)
1. Adjust HORIZONTAL SWEEP
Adjusts the horizontal refresh rate of the M-Mode area
of the display.
Horizontal sweep does not change the acquisition
resolution, so you can change the horizontal sweep in
replay without any loss of quality.
2. Adjust FREQUENCY
Rotate the knob clockwise to increase the probe’s
operating frequency.
The probe’s operating frequency is increased.
The selected frequency is displayed in the status
window.
For some probes/applications the lowest frequency
settings will be Octave imaging settings.
3. Adjust FOCUS
Changes the location of the focal point(s).
A triangular focus marker indicates the depth of the
focal point.
4. Adjust CONTOUR
Controls image processing related to the extent of edge
enhancement applied to an image.
To Next Page
Loading...
