GE HEALTHCARE
DIRECTION FC091194, REVISION 11 VIVID 7 SERVICE MANUAL
Chapter 4 - Functional Checks 4 - 61
4-3-11-5 Check Tissue Priority, Frame Rate, Compress, Reject, Frequency, Lateral & Radial Average,
Baseline and Power
Table 4-25 TVI Mode: Soft Menu Controls Check
Step Task Expected Result(s)
8. Adjust TISSUE PRIORITY
Emphasizes either the color of the TVI or the greyscale
tissue detail of the 2D image.
Tissue priority is available in both Live and Freeze.
9. Adjust FRAME RATE
Controls the line density. When adjusting frame rate,
there is a trade off between spatial and temporal
resolution.
10. Adjust COMPRESS
Controls the amount of color compression. The color
bar is adjusted accordingly.
11. Adjust REJECT
Adjust the cut-off level for the low velocity of TVI to be
discarded when generating the color image.
12. Adjust FREQUENCY
Enables the adjustment of the transmission frequency
to control the sensitivity or the level of penetration.
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