Appendix D On-screen Controls
D - 20 Instructions for Use
DTI Enables or disables Doppler Tissue Imaging, which illustrates movement of tissue.
Note: For systems without a touch screen, the selection is assigned to a soft key.
Trace Update
Styles
Trace Update Styles
Selects an update style or simultaneous display for the 2D-mode image and the Doppler
spectrum. An update style pauses the Doppler spectrum and refreshes the 2D-mode image at
the selected interval.
 2D-Lv/D-Lv
 2D-Lv/D-Frz
 D-Lv/2D-Frz
 D-Lv/2D-Lv
 D-Lv/2D-EOS (end of sweep)
 D-Lv/2D-2s (every two seconds)
 D-Lv/2D-4s (every four seconds)
 D-Lv/2D-8s (every eight seconds)
Note: The selections available depend on the active image.
Auto Stats Auto Statistics
Enables or disables the display of Doppler statistics.
 On
 Off
Auto Stats On (Available only for pulsed wave Doppler)
Selects the trace settings to use data above the baseline, below the baseline, or on both sides
of the baseline.
 Only Above Baseline
 Only Below Baseline

Full Screen Trace Full Screen Trace
Activates a full-screen format for the Doppler spectrum.
Note: For systems without a touch screen, the selection is assigned to a button:
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