Quatech Audio/Video Capture USB 2.0 Dokumentacja Strona 129

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7
z.one ultra and z.one ultra sp OPERATOR MANUAL 7-25
DGC
SmartCart
SmartCart sp
Scan Engine
SmartCart
Move a DGC slider to the right to increase
gain, and to the left to decrease gain for
the depth zone controlled by each slider.
When DGC is being adjusted, the
on-screen DGC graphic displays to the
right of the image.
SmartCart sp
Press Menu button. Highlight DGC with
Trackball. Move Trackball down/up DGC
curve and highlight desired DGC depth
button.
To select multiple DGC buttons
simultaneously, press Enter button. Then
highlight as many DGC buttons as desired.
They will move in unison.
Move the Trackball left/right to increase or
decrease the Gain.
Press DGC button. The onscreen DGC
graphic displays to the right of the image.
The green highlight shows the active
“slider.”
Turn Gain clockwise to increase gain and
counter clockwise to decrease gain at the
depth controlled by the active slider.
Use the Depth rocker button to move up or
down in selecting the active DGC slider for
control by the Gain control knob.
Press DGC to save the settings and return
to the menu.
Optimize
SmartCart/
SmartCart sp
Scan Engine
Overall / DGC Gain
Press the Optimize button to automatically
balance the Overall/DGC gain. The
B-Mode image will adjust the brightness of
the image to the default Target Gain value.
Sound Speed Correction
Press and hold down the Optimize button
to automatically compensate for the sound
speed in tissue. The B-Mode image will
pause momentarily, then adjust for the
detected sound speed.
To Exit Optimize Mode
Double-click the Optimize button to turn
Optimize functions = OFF.
Overall / DGC Gain
Press the Optimize button to automatically
balance the Overall/DGC gain. The
B-Mode image will adjust the brightness of
the image to the default Target Gain value
Sound Speed Correction
Press and hold down the Optimize button
to automatically compensate for the sound
speed in tissue. The B-Mode image will
pause momentarily, then adjust for the
detected sound speed.
To Exit Optimize Mode
Double-click the Optimize button to turn
Optimize functions = OFF.
Table 7-1. B-Mode Controls (Continued)
B Control
SmartCart/SmartCart sp Scan Engine
Indicates this control is also available in retrospective processing.
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