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3-4) On the X-ray generator, press the exposure button, and after the exposure, select
"END STUDY". Transfer the SMPTE pattern image to the printer or the high-
definition monitor. [Fig. 2]
3-5) Take the SMPTE pattern image again. On the QA screen, compare the image
displayed on the operation unit screen with the film image printed in Step 3-4) above
or with the image on the high-definition monitor. Make sure there is no difference in
contrast and gradation between those images. Check both preview and magnify
images.
If there are any differences between these images, perform the procedure described in
"4) Operation Unit Image Gamma Correction"
If there are no differences between these images, the steps are complete.
4)
Operation Unit Image Gamma Correction
4-1) On the QA screen displayed on Step (3) 5) above, select the "Option" tab and the
"Gamma Adjustment" button is appeared, and then press this button. [Fig. 3]
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