Epson LX-810 User Manual page 191

Problem
The printer sounds
like it is printing,
is
but nothing
printed.
The printer makes a
strange noise, the
buzzer sounds
several times, and
the printer stops
abruptly.
The print is faint or
uneven.
Printed characters
have parts missing
at the bottom as
shown here.
A B C D
The printout is
faint.
Solution
The ribbon cartridge may not be installed
properly. Turn off the printer, reinstall the
ribbon cartridge and take up any slack in
the ribbon. Refer to 1-8.
The ribbon may be worn. Replace the
ribbon cartridge. Refer to 6-4.
This indicates an error in printer operation.
Turn off the printer, check for paper jams
or other problems, then turn the printer
back on. If the printer still does not print
correctly, contact your Epson dealer.
The ribbon cartridge may not be installed
properly. Remove the ribbon cartridge and
reinstall it. Make sure the cartridge hooks
are inserted securely into the printer.
Refer to 1-8.
The ribbon may be worn out. A worn
ribbon can damage the print head and
should be replaced. Install a new ribbon
cartridge as soon as possible.
Refer to 6-4.
The paper thickness lever may not be set
correctly for the paper you are using. Set
the paper thickness lever to match the
thickness of your paper. Refer to 2-22.
Printing
Troubleshooting 7-5