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4. TROUBLESHOOTING EO18-33025
4.2 Print Quality
4-2
4.2 Print Quality
Problem Possible Cause Recovery Procedure
Check if interface cable is well
connected to the interface connector.
Re-connect cable to interface.
The serial port cable pin configuration
is not pin to pin connected.
Please replace the cable with pin to pin
connected.
The serial port setting is not consistent
between host and printer.
Please reset the serial port setting.
The port specified in the Windows
driver is not correct.
Select the correct printer port in the
driver.
Not Printing
The Ethernet IP, subnet mask,
gateway is not configured properly.
Configure the IP, subnet mask and
gateway.
Label or ribbon loaded not correctly.
Follow the instructions in loading the
media or loading the ribbon.
No print on the label
Ribbon run out. Loading the ribbon.
Continuous feeding labels The printer setting may go wrong.
Please do the initialization and gap/black
mark calibration.
Gap/black mark sensor sensitivity is
not set properly (sensor sensitivity is
not enough)
Calibrate the gap/black mark sensor.
Make sure label size is set properly. Set label size exactly as installed paper
in the labeling software or program.
Paper Jam
Labels may be stuck inside the printer
mechanism near the sensor area.
Remove the stuck label.
Top cover is not closed properly. Close the top cover completely and make
sure the right side and left side levers are
latched properly
Check if supply is loaded correctly. Reload the supply.
Ribbon and media are incompatible. Change the ribbon or label combination.
Check if dust or adhesives are
accumulated on the print head.
Clean the print head.
Check if print density is set properly. Adjust the print density and print speed.
Poor Print Quality
Check print head test pattern if head
element is damaged.
Run printer self-test and check the print
head test pattern if there is dot missing in
the pattern.