FUJITSU DL3100
8-2 User’s Manual
PROBLEMS
Poor print quality or other printing problems are often
caused by incorrect printer setup or incorrect software
settings. A gradual decrease in print quality usually
indicates a worn ribbon. Table 8.1 identifies common print
quality problems and suggests solutions.
Table 8.1 Print Quality Problems and Solutions
Problem Solution
Printing is too light or too dark
Make sure that the ribbon cartridge
is properly installed and that the
ribbon feeds smoothly.
Replace the ribbon if necessary.
Make sure that the print gap lever is
set for the thickness of your paper.
Smears and stains appear on the
page
Make sure that the print gap lever is
set for the thickness of your paper.
Check for ribbon wear. Replace the
ribbon if necessary.
Check whether the tip of the print
head is dirty. Clean the head with a
soft cloth if necessary.
The print head may need to be
Make sure that the ribbon cartridge
is properly installed.
Make sure the gap lever is set
Printing is erratic or the wrong
characters are printed. Many “?”
or unexpected characters are
printed
Make sure that the interface cable is
securely connected to both the
printer and computer.
Make sure that the printer driver
selected in your software is the same
as the emulation selected on the
printer.
If printer is equipped the
RS232Cserial port, please check the
parameters of Baud Rate, Data Bit,
Parity Check, Stop Bit, Data Stream
in the Interface Setup are matched to
the setting of printer driver.