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7-8 Adjustments/Calibrations
EDGE SENSE CALIBRATION
The edge sense calibration is used to calibrate the intensity of the line sensor in the carriage
PCA. A flag is cleared and set in the EEROM after the calibration and is used until recali-
brated. An improper calibration can result in edge detection failures during media loading.
The pen alignment procedure is also performed as a part of this calibration.
Perform the edge sense calibration whenever the:
Edge Sense Calibration is accessible through the ªService Testsº menu. To perform the edge
sense calibration, do the following:
Note
You must use paper when performing this calibration.
1. Press Enter at the ªStatusº display.
2. Use the arrow buttons to scroll to the ªUtilitiesº main menu. Press Enter.
3. Simultaneously press the Enter and the Up Arrow buttons to access the ªService
Testº submenu.
4. Scroll to the ªEdge Sense Calibº submenu. Press Enter.
5. Messages in the display will inform you to load media for the calibration to proceed.
Part of the calibration procedure is an automatic performance of the pen alignment
procedure. This process takes approximately four minutes to complete.