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
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