GE LOGIQ e R4 Series Basic Service Manual page 107

GE
Direction 5370626-100, Revision 18
Table 4-8
Step
13
14
15
16
17
18
Color Flow Mode Softmenu Key
Task
Change PRF
(Pulse Repetition Frequency)
Change scale
Transparency Map
Focus Position
Power output
Wall Filter
Low Vel Reject
Angio
Chapter 4 Functional Checks
LOGIQ e/LOGIQ e Vet/LOGIQ i/Vivid e Basic Service Manual
Expected Result(s)
Velocity scale determines pulse repetition
frequency. If the sample volume gate range
exceeds single gate PRF capability, the
system automatically switches to high PRF
mode. Multiple gates appear, and HPRF is
indicated on the display.
Velocity scale determines pulse repetition
frequency. If the sample volume gate range
exceeds single gate PRF capability, the
system automatically switches to high PRF
mode. Multiple gates appear, and HPRF is
indicated on the display.
Allows to select specific transparency map
Increases the number of transmit focal zones
or moves the focal zone(s) so that you can
tighten up the beam for a specific area. A
graphic caret corresponding to the focal zone
position(s) appears on the right edge of the
image.
Optimizes image quality and allows user to
reduce beam intensity. 10% increments
between 0-100%. Values greater than 0.1 are
displayed.
Wall Filter insulates the Doppler signal from
excessive noise caused from vessel
movement.
Low Vel Reject insulates the Doppler signal
from excessive noise caused from vessel
movement.
To enter PDI (Power Doppler Imaging) mode
while not in CARD application. For CARD
application, there's no "Angio" rotary on
primary menu.
Comments
For LOGIQ e, LOGIQ
e Vet and LOGIQ i
For Vivid e
For LOGIQ e, LOGIQ
e Vet and LOGIQ i
For Vivid e
For Vivid e
4-19