Print Quality - Toshiba B-FV4 Series Manual

4. TROUBLESHOOTING

4.2 Print Quality

Problem
Not Printing
No print on the label
Continuous feeding labels
Paper Jam
A paper jam occurs
immediately after printing
is performed.
(For B-FV4D-GL)
Poor Print Quality
Possible Cause
Check if interface cable is well
connected to the interface connector.
The serial port cable pin configuration is
not pin to pin connected.
The serial port setting is not consistent
between host and printer.
The port specified in the Windows driver
is not correct.
The Ethernet IP, subnet mask, gateway
is not configured properly.
Label or ribbon loaded not correctly.
Connection of the print head connector is
incomplete, a bad contact, or broken
wires.
Failure of the print head.
Failure of the main PC board.
The printer setting may go wrong.
Gap/black mark sensor sensitivity is not
set properly (sensor sensitivity is not
enough)
Make sure label size is set properly.
Labels may be stuck inside the printer
mechanism near the sensor area.
Leaving the printer for a long time
without printing may cause a paper jam
due to the adhesion between the label
and the Platen Roller.
The print paper is of poor quality.
Check if supply is loaded correctly.
Ribbon and media are incompatible.
Check if dust or adhesives are
accumulated on the print head.
Check if print density is set properly.
Check print head test pattern if head
element is damaged.
Re-connect cable to interface.
Please replace the cable with pin to pin
connected.
Please reset the serial port setting.
Select the correct printer port in the driver.
Configure the IP, subnet mask and
gateway.
Follow the instructions in loading the media
or loading the ribbon.
Connect the harness completely, or
replace the harness.
Replace the print head.
Replace the main PC board.
Please do the initialization and gap/black
mark calibration.
Calibrate the gap/black mark sensor.
Set label size exactly as installed paper in
the labeling software or program.
Remove the stuck label.
If the printer is not used for a long time, pull
the Lock Release Portions toward you to
unlock the Top Cover so that the pressure
is not applied to the head.
Use the media approved by TOSHIBA
TEC.
Reload the supply.
Change the ribbon or label combination.
Clean the print head.
Adjust the print density and print speed.
Run printer self-test and check the print
head test pattern if there is dot missing in
the pattern.
4-2
EO18-33030
4.2 Print Quality
Recovery Procedure