4.1.2.2 Black Sensor:
Auto Bline
Manual Bline
]
Press the 
button under and icon to select the sensor calibration
mode, and press the 
under “]” icon to start sensor calibration.
4.1.2.2.1 Auto Bline:
When enter the [Auto Bline] option, you will see following message. Normally, we use Auto Bline to calibrate sensor sensitivity.
Insert label ...
Then hit Enter
V
Insert label on the black mark sensors, and press the 
button under “V” icon
to start sensor calibration.
Bline Calibrate 150
+ - V
Note:
DO NOT align black mark to the black mark sensor when calibrate black mark sensor or sensor will be calibrated incorrectly.
Press the 
button under “+” and
Stock AD value, and press the 
under “V” icon to calibrate sensor.
Calibrating ...
Stock AD = 256
SUCCESSFUL
Stock AD = 150
When sensor is calibrated successfully, press the 
button under “” icon to return to the previous page.
If “FAILED” is shown on the LCD display, please check if only paper
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