Shading Calibration; Checking And Erasing The Image Plate - AGFA CR Series Service Manual

DD+DIS155.11E
2

Shading Calibration

Determine the sensitivity of the scanning system for each pixel of the scan line:
Purpose
A flatfield is scanned. For each pixel a sensitivity factor is stored in a flash memory
on the Photomultiplier (PMT).
Perform a shading calibration in following cases:
Use Case

After replacement of the Photomultiplier (PMT) with Light Collector

After replacement of the Optic Module

Whenever stripes in image plate run direction are visible, which cannot be
removed by cleaning of the scan line with the cleaning brush
REQUIRED TOOLS:
1,5 mm Copper Filter**
Spare part number*:
CM+9 5155 1015 2
* The last digit in the spare part number indicates the spare part revision at release of this document.
When ordering, the actual revision of the spare part is delivered.
** The Cu filter is part of digitizer delivery.
*** For cleaning of an image plate either use CR Phosphor plate cleaner (poured on a lint free cloth) or
Polynit wipes.
REQUIRED TIME:
Approximately 30 minutes
2.1

Checking and Erasing the Image Plate

(1) Select one of the available cassettes.
(2) Open the cassette and check that the image plate (IP) is free of contamination
and without any signs of wear or defects like scratches or split off parts.
If any particles are detected, clean the IP according to the cleaning procedure.
If any defects are detected, inform the customer about the defect and use
another artifact free IP.
(3) Erase the IP.
The controlled version of this document is available from the Agfa HealthCare Library. Any printed copy of this document is uncontrolled.
Edition 1, Revision 1
03-2013
Polynit wipes***
Spare Part Number*:
10+9 9999 1273 0
DOCUMENT CONTROL NOTE:
CR 10-X / CR Reader / CR 12-X / CR Advanced Reader Chapter 3.6 / Page 5 of 10
Type 5151 / 100 / 110 / 200 / 210
Repair and Service
Adjustments and Calibrations
CR Phosphor Plate Cleaner***
Spare part number*:
10+9 9999 1197 0
Agfa Company Confidential
Lint free cloth***