GE Voluson P6 Service Manual page 156

GE H DRAFT
EALTHCARE
DIRECTION 5459672-100, R
Step
9
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For further details refer to the Basic User Manual, Chapter 8, Doppler Mode.
6 DRAFT (J
EVISION
Task
Display Format
INVERT
ANGLE
BASELINE
WMF (Wall Motion Filter)
PRF
DYN. CONTR.
CENTER FREQUENCY
SCALE UNIT
DISPLAY FORMAT
Chapter 4 - Functional Checks
17, 2013)
ANUARY
Expected Results
Doppler spectrum is displayed below the B mode image or on its right side.
To invert the Doppler spectrum display in relation to the direction of the flow.
The angle cursor can be turned in both directions without stop. By pressing the
angle knob repeatedly the angle correction switches from +60° to 0° and to -60°.
Adjusting the baseline is possible in read- and write Mode (up/down in 8 steps).
Used to eliminate Doppler "noise" that is caused by vessel wall motion.
The Velocity Range display is governed by the pulse repetition frequency (PRF)
Exceeding the maximum PRF, the HPRF-Mode is automatically switched on.
Dynamic Range adjusts the display cutoff of the Doppler analysis waveform.
It serves for selection of the required transmit frequency.
To select the displayed measuring unit (in relation to the zero-line).
For selection of different rations of display format.
V ® P8 / V
OLUSON OLUSON
P S M
ROPRIETARY ERVICE
® P6
ANUAL
4-15