Operator’s Guide 161
Appendix A:
Recalibration
Calibration automatically adjusts the scanner read
system to compensate for variations in scanner
components. Your scanner comes calibrated and
ready for use.
Reasons to
Recalibrate
Recalibration should be performed only if you
received a “Recalibrate.... See Manual” message on the
scanner display panel or if instructed to do so by
Scantron Customer Support.
NOTE: Do not recalibrate unless required to do so.
Recalibrating too often can produce less than
optimal results.
Procedure Overview To recalibrate, perform the following:
• Prepare for recalibration
• Navigate the background menu
A
In this chapter:
Preparing for Recalibration. . . . . . . . . . . . . . . . page 163
Navigating the Background Menu . . . . . . . . . . page 164
Top Head Calibration . . . . . . . . . . . . . . . . . . . . page 165
Bottom Head Calibration . . . . . . . . . . . . . . . . . page 166
Exiting the Background Menu . . . . . . . . . . . . . page 167
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