Printer Initialization; Self Test Mode And Gap Sensor Calibration - TSC TDP-643R Plus User Manual

3.6 Printer Initialization

To initialize the printer, press the FEED button while turning on the printer. Instantly
the red and green indicators will flash alternately. Press the FEED button again and
the printer will be initialized.
Note: Please calibrate the gap sensor again after printer initialization is done.

3.7 Self Test Mode and Gap Sensor Calibration

To initiate the self-test mode, depress the FEED button while turning on the printer
power. Instantly the red and green LEDs will flash alternately. Release the button
when this happens, wait for 10 seconds, and the printer will calibrate the label
length as well as detect the gap sensor emission strength. If the label gap is not
detected within 7 inches, the printer stops feeding labels and the media is treated
as continuous paper. In self-test mode, a check pattern is used to check the
performance of the thermal print head. Following the check pattern, the printer
prints internal setting as listed below:
Print head test pattern
1.
Printer Model & Firmware Version
2.
Mileage
3.
Flash times
4.
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