3.After insert liner between the see through type gap sensor, press the
button 
under “V” icon to continue.
4.Press the button 
under “+” icon to increase Stock AD value by
50 increment. And press the button 
under “V” icon to calibrate the sensor sensitivity.
GAP Calibrate 185
+ - V
4.1.2.1.2 Manual Gap:
If Auto Gap sensor calibration can not apply to the media, please use Manual Gap function to calibrate sensor manually. This function can be used to fine tune sensor sensitivity. When enter [Manual Gap] option, you will see following message.
Gap Sensor
Stock AD = 50
Intension = 140
+ - V
Stock AD on liner
Gap Sensor
Stock AD = 163
Intension = 140
+ - V
Stock AD on paper
Press the 
button under “+” and
sensor intension, and press the 
under “V” to set the value to printer.
When adjust the sensor sensitivity manually, we can get the different Stock AD on liner and paper in each sensor intension. The difference between these two values must be larger than 50 levels then printer can register label position correctly.
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