Printronix SL4M - Manual (Page 49)

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4. Press
↵
to enter the SENSOR SETUP menu.
5. Press the Down key until Run Profile displays and then press
↵
.
(The printer will continue to print the profile until you press
↵
.)
The printer will advance media and continue to print a dynamic profile
image depicting the relationship of the label and any label length
indicators detected.
6. Press
↵
. The printer will stop printing.
7. Press the Pause key until OFFLINE displays.
NOTE: The Gap/Mark and Paper Out Threshold values shown on the Profile
printout represent the last values determined from a successful Auto
or Manual Calibrate or the factory default values if no Auto or Manual
Calibrate was performed.
Figure 1. Media Profile Printout
In Figure 1, the tent shaped pulse immediately following the liner gap shows
that the gap was easily detected. A very low amplitude pulse may be due to a
dirty sensor or low contrast media where there is very little opacity difference
between the label and the liner gap.
255
191
127
063
000
Paper Out(167)
Gap (109)

Label Feed Direction