Brother International TD-4750TNWB Users Guide - Page 67

Clean the Gap/Black Mark Sensor using, Problem, Possible Cause, Solution

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Problem I cannot print. Memory full (FLASH/DRAM). Poor Print Quality. Labels are skipped when printing. Possible Cause The serial or USB cable is not connected correctly. The serial or USB cable may be damaged. The ribbon or media may be incorrect or damaged. The Print Head may need cleaning. The print density and speed may be set incorrectly. The Print Head's harness connector may not be connected correctly with the Print Head. Your custom program may not contain the necessary commands. The printer's FLASH/DRAM memory is full. Solution Reconnect the serial or USB cable. Try a new cable. Use a correct ribbon or media. Check the ribbon for damage. Reinstall the ribbon. Clean the Print Head. Adjust the print density and print speed. Turn off the printer and plug the Print Head's harness connector to the Print Head again. Make sure that your program contains the PRINT command at the end of the file and a CRLF at the end of each command line. Delete unused files from the FLASH/DRAM memory. The ribbon/media is loaded incorrectly. Dust or adhesive has accumulated on the Print Head. The print density is set incorrectly. The Print Head is damaged. The ribbon/media is incompatible. The label size is not specified correctly. The sensor sensitivity is not set correctly. The media sensor is dirty. Reload the media/ribbon. Clean the Print Head. Clean the Platen Roller. Adjust the print density and print speed. Run the printer self-test and check the Print Head test pattern for missing dots. Install the correct ribbon/media. Check if the label size is set up correctly. Calibrate the sensor using the Auto Gap or Manual Gap options. Clean the Gap/Black Mark Sensor using a blower brush. 63

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63
Problem
Possible Cause
Solution
I cannot print.
The serial or USB cable is
not connected correctly.
Reconnect the serial or USB cable.
The serial or USB cable
may be damaged.
Try a new cable.
The ribbon or media may be
incorrect or damaged.
Use a correct ribbon or media.
Check the ribbon for damage.
Reinstall the ribbon.
The Print Head may need
cleaning.
Clean the Print Head.
The print density and speed
may be set incorrectly.
Adjust the print density and print speed.
The Print Head's harness
connector may not be
connected correctly with the
Print Head.
Turn off the printer and plug the Print
Head's harness connector to the Print
Head again.
Your custom program may
not contain the necessary
commands.
Make sure that your program contains
the PRINT command at the end of the
file and a CRLF at the end of each
command line.
Memory full
(FLASH/DRAM).
The printer's FLASH/DRAM
memory is full.
Delete unused files from the
FLASH/DRAM memory.
Poor Print Quality.
The ribbon/media is loaded
incorrectly.
Reload the media/ribbon.
Dust or adhesive has
accumulated on the Print
Head.
Clean the Print Head.
Clean the Platen Roller.
The print density is set
incorrectly.
Adjust the print density and print speed.
The Print Head is damaged.
Run the printer self-test and check the
Print Head test pattern for missing dots.
The ribbon/media is
incompatible.
Install the correct ribbon/media.
Labels are skipped when
printing.
The label size is not
specified correctly.
Check if the label size is set up
correctly.
The sensor sensitivity is not
set correctly.
Calibrate the sensor using the Auto Gap
or Manual Gap options.
The media sensor is dirty.
Clean the Gap/Black Mark Sensor using
a blower brush.