Princeton PIXIS-XB System User Manual page 32

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32
Detector Temperature (Setup|Detector Temperature...): Use the default
Cleans and Skips tab (Setup|Hardware): Click on Load Default Values and
Experiment Setup Main tab (Acquisition|Experiment Setup...):
Experiment Setup ROI tab (Acquisition|Experiment Setup...): Use this
*
*
Experiment Setup Timing tab (Acquisition|Experiment Setup...):
*
*
*
Experiment Setup ADC tab (Acquisition|Experiment Setup...): Set the ADC
General tab (Display|Layout...): Select Horizontal and Vertical Cross Sections.
Confirming the Setup
If you are using a WinX application and the computer monitor for focusing, select
from the Acquisition menu. Successive images will be sent to the monitor as quickly as
they are acquired. Since no X-ray source is being used, the acquired images will be of the
camera's dark charge. Signal changes may be more easily seen on the cross-section views.
Figure 11 shows the kind of image data you might see in WinView/32 (or in Image mode
for WinSpec/32). The horizontal and vertical cross sections have been turned on via the
General
PIXIS-XB System Manual
setting. When the array temperature reaches the set temperature, the Detector
Temperature dialog will report that the temperature is LOCKED . Note that
some overshoot may occur. This could cause temperature lock to be briefly lost
and then quickly re-established. If you are reading the actual temperature
reported by the application software, there may be a small difference between the
set and reported temperature when lock is established. This is normal and does
not indicate a system malfunction. Once lock is established, the temperature will
be stable to within ±0.05°C.
Note: The Detector Temperature dialog will not display temperature information
while you are acquiring data.
click on Yes .
Exposure Time: 2 seconds
Accumulations & Number of Images: 1
function to define the region of interest (ROI).
Imaging Mode: Select this mode if you are running WinSpec.
Clicking on Full loads the full size of the chip into the edit boxes.
Timing Mode: Free Run
Shutter Control: Normal
Safe Mode vs. Fast Mode: Safe
Rate to 2 MHz and verify CCD is not saturating at 2 seconds. If saturation is
occurring, further reduce ambient light. This will minimize smearing when
testing the performance of the camera without a shutter.
tab card (
Display|Layout
).
Version 2
Focus

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