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Service Guide
OCPC Process Calibration
Purpose
Every optical collector has its own unique profile (signature) along the scan line. During this process an algorithm is
applied to compensate for this profile and to flatten the flat field.
In this test, a 12-bit raw image should be inspected (AR folder image).
OCPC Process Calibration Procedure
Important
Before you continue, be sure the cassette has been manually erased.
[1] In Calibration, check 14 x 17 HS, and click Start.
[2] Make a 10 mR exposure of 14 x 17 in. cassette according to the values presented in the screen message that
appears.
• Settings: 80 kVp, 40 mAs, SID=200
• Filters: 0.5 mm copper and 1.0 mm aluminum on the tube exit
[3] Adjust the SID to measure exposure of 10 mR (±0.2 mR) on screen.
[4] Click OK to continue or Cancel to stop the process and return to the main window.
[5] Insert the cassette into the scanner and click OK.
[6] Click OK and return to Calibration.
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