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WPL 406 User Manual
6. Troubleshooting
6.1 Common Problems
The following guide lists the most common problems that may be encountered when operating this
barcode printer. If the printer still does not function after all suggested solutions have been invoked,
please contact the Customer Service Department of your purchased reseller or distributor for
assistance.
Problem
Possible Cause
Recovery Procedure
Power indicator does not
illuminate
* The power cord is not properly
connected.
* Plug the power cord in printer and
outlet.
* Switch the printer on.
- The printer status from DiagTool
shows “
Head Open
”.
- The LCD shows “
Carriage Open
”.
* The printer carriage is open.
* Please close the print carriage.
- The printer status from DiagTool
shows “
Ribbon End Err.
” Or
“
Ribbon Encoder Err.
”
- The LCD shows “
No Ribbon
”.
* Running out of ribbon.
* The ribbon is installed incorrectly.
* Supply a new ribbon roll.
* Please refer to the steps on
section 2.5 to reinstall the ribbon.
- The printer status from DiagTool
shows “
Out of Paper
”.
- The LCD shows “
No Paper
”.
* Running out of label.
* The label is installed incorrectly.
* Gap/black mark sensor is not
calibrated.
* Supply a new label roll.
* Please refer to the steps on
section 2.6 to reinstall the label
roll.
* Calibrate the gap/black mark
sensor.
- The printer status from DiagTool
shows “
Paper Jam
”.
- The LCD shows “
Paper Jam
”.
* Gap/black mark sensor is not set
properly.
* Make sure label size is set
properly.
* Labels may be stuck inside the
printer mechanism.
* Calibrate the gap/black mark
sensor.
* Set label size correctly.
- The LCD shows “
Take Label
”.
* Peel-off function is enabled.
* If the peel-off module is installed,
please remove the label.
* If there is no peel-off module in
front of the printer, please switch
off the printer and install it.
* Check if the connector is plugging
correctly.
- The LCD shows as below:
UP: Fwd.
DOWN: Rev.
MENU: Exit
* Cutter jam.
* There is no cutter installed on the
printer.
* Cutter PCB is damaged.
* If the cutter module is installed,
please press UP or DOWN key to
rotate the cutter up or down to
make the knife back to the right
position.
* Remove the label.
* Make sure the thickness of label is
less than 280 g/m2.
* Replace a cutter PCB.