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4.3.2 Gap/Black Mark Calibration, Self-test and Dump Mode
While calibrate the gap/black mark sensor, printer will measure the label length, print the
internal configuration (self-test) on label and then enter the dump mode. To calibrate gap or
black mark sensor, depends on the sensor setting in the last print job.
Please follow the steps below to calibrate the sensor.
1.Turn off the power switch.
2. Hold on the button then turn on the power switch.
3. Release the button when LED becomes amber and blinking. (Any amber will do during the
5 blinks)
The LED color will be changed as following order.
Amber red (5 blinks) amber (5 blinks) green (5 blinks) green/amber (5 blinks)
red/amber (5 blinks) solid green
4. It calibrates the sensor and measures the label length and prints internal settings then
enter the dump mode.
Note:
1. Sensor calibration can be done by Diagnostic Tool or by power on utility. Please refer to “3.3
Diagnostic Tool” Section for more information.
2. Please select gap or black mark sensor type prior to calibrate the sensor.