Wavecom TnP-500X - Print Problem

Wavecom Instruments Fully Integrated Test N Print Unit - User Manual
43
Print Problem
Problem
Possible Cause
Recovery Procedure
Not Printing
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.
The Ethernet IP, subnet mask, gateway is not
configured properly.
Configure the IP, subnet mask and gateway.
No print on the label
Label loaded not correctly.
Follow the instructions in loading the media.
Continuous feeding
labels
The printer setting may go wrong.
Please do the initialization and gap/black mark
calibration.
Paper Jam
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.
Labels may be stuck inside the printer
mechanism near the sensor area.
Remove the stuck label.
Poor Print Quality
Top cover is not closed properly.
Close the top cover completely and make sure
the right side and left side levers are latched
properly.
Wrong power supply is connected with
printer.
Check if 24V DC output is supplied by the power
supply.
Check if supply is loaded correctly.
Reload the supply.
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.
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.
Maintenance
This session presents the clean tools and methods to maintain your printer.
1. Please use one of following material to clean the printer.
Cotton swab (Head cleaner pen)
Lint-free cloth
Vacuum / Blower brush
100% ethanol
2. The cleaning process is described as following:
Printer Part
Method
Interval
Print Head
1. Always turn off the printer before cleaning
the print head.
2. Allow the print head to cool for a minimum
of one minute.
3. Use a cotton swab and 100% ethanol to clean
the print head surface.
Clean the print head when changing a new label roll