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Table 8-7 OTS control screen functions
Item
SID
Tube Angle
Column Rotation
kV
mAs
Image Size (FOV)
5495975-1EN Rev.9
© 2013-2017 General Electric Company. All rights reserved.
Displays the SID value in digital table and wallstand applications.
The SID display is blank if you have selected table-top mode or if
tube angulation exceeds +/- 45 degrees of receptor.
Displays the tube angulation in degrees.
Displays the column rotation in degrees.
Only 0° or 1° will be displayed:
– 0° : Represents Column Rotation Angle is 0 degree
– 1° : Represents Column Rotation Angle is any degree rather
than 0.
Increases or decreases the exposure kV.
Press and release the button to adjust the value by 1 kV. Hold the
button down to adjust the value by 5 kV.
Increases or decreases exposure mAs. The range is based on the
focal spot selected at the Acquisition Workstation.
If AEC mode is selected at the Acquisition Workstation:
This control is disabled
The display value is blank until the exposure is completed
Selects the Field of View (FOV) for the exposure.
Sizes are (in order from largest to smallest):
41x41cm
35x41cm
41x35cm
24x30cm
30x24cm
18x24cm
24x18cm
Note: In addition, the actual size of the FOV and its corresponding
SID are shown on the collimator display, OTS interface, wall
stand display and user acquisition console. Care should be
taken to ensure the FOV for the specified exam is correct
prior to the exposure.
Chapter 8: System Hardware Overview
Description
8-19
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