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4.2 Troubleshooting Guide
The following guide lists some of the most common problems that may be
encountered when operating the 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
Solution
Ribbon does not advance or
rewind
1. The media and ribbon must be installed
then engage the print head mechanism
prior to turning on printer power.
2. Install the black ribbon spindle at the correct
direction.
3. Please check the "Media settings method"
in the driver if it is set to direct thermal
mode.
Poor print quality
1. Clean the thermal print head.
2. Adjust the print density setting.
3. Ribbon and media are not compatible.
4. Media thickness is over spec.
5. Check if correct power supply is connected
with printer.
Power indicator on printer does not
illuminate
1. Check the power cord, see whether it is
properly connected.
2. Check if the LED on the power supply is
illuminated. If it is not lit on, then the power
supply is damaged.
3. Check if correct power supply is connected
with printer.
ON-LINE
indicator is off,
ERR.
indicator is on
1. Out of paper or out of ribbon
If there is one beep sound when printer is error,
then it's gap sensor problem. Please check the
following items.
(1) Calibrate gap sensor or setup the paper
length in labeling software/program
properly.
(2). Install the paper at the correct
If there are two beeps sound when printer is error
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