Brother TD-4650TNWB, User Manual

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5.1.1 Ribbon and Gap/Black Mark Sensor Calibration
The Gap/Black Mark Sensors’ sensitivity should be calibrated when:

You purchase a new printer.

You change label stock.

The label printer initializes.
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/amber.
Note

The LED color will change as follows:
Amber (lit)

red/amber (5 times)

amber (5 times)

green/red (5 times)

green (5 times)

red (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
on your model's Manuals page at support.brother.com .
5.1.2 Gap/Black Mark Sensor Calibration, Self-Test, and Entering Dump
Mode
Calibrate the Gap or Black Mark Sensor if the sensor's settings used in the last print job are not
suitable for the current print job. During the calibration of the Gap/Black Mark Sensor, the
printer detects the label length, prints the internal configuration (self-test), and then enters
Dump Mode.
To calibrate the Gap/Black Mark Sensor:
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 amber.
Note
The LED color will change as follows:
Amber (lit)

red/amber (5 times)

amber (5 times)

green/red (5 times)

green (5 times)

red (5 times)

green (lit)