Brother International TD-4520TN Users Guide - Page 30
Ribbon and Gap/Black Mark Sensors Calibration
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Power-On Utility LED color LED Patterns Amber Red Amber Green Green/Amber Red/Amber Green (Lit) (5 times) (5 times) (5 times) (5 times) (5 times) Function 1. Ribbon and Gap/Black Mark Sensors calibration 2. Gap/Black Mark Sensor calibration, self-test, and entering dump mode 3. Printer initialization 4. Media sensor calibration (For the Black Mark Sensor) 5. Media sensor calibration (For the Gap Sensor) 6. Skip the AUTO.BAS program 4.3.1 Ribbon and Gap/Black Mark Sensors Calibration The Gap/Black Mark Sensor sensitivity should be calibrated when: A new printer is purchased Label stock is changed Printer initialization takes place To calibrate the ribbon and Gap/Black Mark Sensors: 1. Turn off the printer. 2. Press and hold the Feed/Pause Button, and then turn on the printer. 3. Release the button when the LED is flashing in red. Note The LED color will change as follows: Amber red (5 times) amber (5 times) green (5 times) green/amber (5 times) red/amber (5 times) green (lit) To select the sensor for calibration, send the correct command to the printer: For the Gap Sensor: send the GAP command For the Black Mark Sensor: send the BLINE command For more information about the available commands, see the FBPL Command Reference Manual. 26
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