LE 04 Maintenance LE 04 Maintenance
425 automatically calibration of the scanner
After repairing or replacement of the CCD unit, scanner,
scanner-LED bracket or control PWB.
• calibration chart (P/N: 7505000005).
The calibration start with input of the LAB values. These
LAB values are notified on the chart
New calibration chart 7505000005
LAB value with Barcode on the test chart.
.
After entering the values it’s absolutely necessary to do the
calibration with the supplied chart.
Attention:
• The calibration chart is light-sensitive
• Never use the calibration chart with the document feeder
For the geometrical adjustment, the position of the
calibration chart must be accurate.
Therefore you have to correct the current measurements of
the calibration chart:
• Main: Enter the value of the distance from the leading
edge to the black belt („DIST1).
• Sub Lead: Enter the value of the distance from the left
edge to the black belt (DIST2).
• Sub Tail: Enter the value of the distance (DIST3).