Troubleshooting - Gainscha GA-2408T Series User Manual

7. Troubleshooting

7.1 Common Problems
The following guide lists the most common problems that may be encountered when operating
this bar code 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
Power indicator does
not illuminate.
Out of ribbon
Out of paper
Paper jam
Unable to print
Possible Cause
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The power cord is not properly
connected.
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Out of ribbon.
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The ribbon installation path is
incorrect.
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Out of paper.
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The paper installation path is
incorrect.
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Gap / black mark sensor
detection is incorrect.
⚫
Gap / black mark sensor
detection is incorrect.
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The label size is set incorrectly.
⚫
Label may be blocked inside the
printer.
⚫
Cable is not well connected to
serial or USB interface or parallel
port.
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Recovery Procedure
Plug the power cord in printer and
outlet.
Switch the printer on.
Install new ribbon.
Follow the steps for installing the
ribbon to reinstall.
Install new paper.
Follow the steps for installing the
paper to reinstall.
Recalibrate the label sensor.
Recalibrate the label sensor.
Set the correct label size.
Cleaning the inside of the printer.
Re-connect cable to interface.
Change a new cable.
Ribbon and media are not
compatible.
Verify the ribbon-inked side.
Reload the ribbon again.
Clean the print head.
The print density setting is
incorrect.
Print head's harness connector is
not well connected with
printhead. Turn off the printer and
plug the connector again.