GE Healthcare
Senographe DS Acquisition System
Revision 1
Operator Manual 5307907-3-S-1EN
X-ray Console
4-cons.fm
Page no. 35
Chapter 4
14.
AOP and Manual mode selection button
Press the button to step through the four possible modes; three AOP modes and Manual mode.
•
Three AOP modes
are available, according to the
priority
required:
CNT:
Contrast. Priority is given to optimum subject contrast, while minimizing patient dose.
STD:
Standard. Gives a compromise between good contrast and dose reduction.
DOSE
: Dose. Priority is given to dose reduction, with acceptable image quality.
•
At the start of compression, the selected priority code is displayed on the kV readout. When the
exposure is complete, the initial letter of the code selected is displayed on the kV readout.
•
Manual mode
is used to allow manual selection of kV and mAs values.
CAUTION
Breast compression is essential when using the AOP mode. Refer to the Caution on use of
compression in the AOP section of Chapter
15.
Exposure enable lamp
•
When this lamp is lit, exposure is enabled.
16.
Exposure indicator lamp
•
This lamp is lit from the start to the end of an exposure.
•
A buzzer sounds at the end of exposure.
17.
Exposure disable lamp
•
When this lamp is lit, exposure is disabled. Follow the instructions displayed on the left hand sec-
tion of the console readout.
18.
Centering light ON button
•
Press this button to switch on the centering light for 45 seconds. The button lights.
Note that the centering light does not function when an exposure is initialized.
19.
Exposure interrupt button
(with indicator lamp).
•
Press this button to terminate the current exposure if a problem occurs. The lamp is illuminated
and a buzzer sounds.
Press the button again to stop the buzzer and reset the system.
20.
Prep button
with indicator lamp.
•
Press this button to prepare the exposure (anode rotation).
When the Exposure Enable lamp lights, exposure can be triggered.
Note:
If the Prep button is released before the Exposure Enable lamp is lit, the preparation is cancelled;
preparation stops one second after release.
FOR
TRAINING
PURPOSES
ONLY!
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