Image Quality - Canon CXDI-50C Service Manual

5.9 Image Quality

(1) Purpose
This procedure is used to check the final image quality of the CXDI.
1) Resolution check
Tools used
(1) Phantom
(2) High-resolution monitor or DICOM printer
Procedure
Procedure/Item
[Positioning]
Position the X-ray tube and
CXDI Sensor Unit
Calibration
Self-test
2. Installation Manual
Operation/Conditions
1. Adjust the distance between the focal point of the X-
ray tube and the CXDI sensor unit.
X cm: Differs according to the grid being used.
X-ray tube focal
point
2. Perform calibration
SYSTEM > CALIBRATION
3. Perform self-test.
SYSTEM > SELF TEST
Must pass all the tests.
- 93 -
X cm
Right angle at
the center
CXDI Sensor Unit