Printout - Epson LQ-670 User Manual

The printer makes a strange noise and stops abruptly.
Cause
The paper is jammed.
The ribbon is jammed
because it has too much slack
or it is worn out.
The printer stops printing and the Pause light flashes.
Cause
The print head is overheated.

Printout

Part of the printout is missing, or dots are missing in random
positions.
Cause
The ribbon cartridge is not
installed properly.
There is too much slack in the
ribbon or the ribbon has
come loose.
7-18
Troubleshooting
What to do
Clear the paper jam as described on
page 7-24.
Remove any slack from the ribbon by
turning the ribbon-tightening knob, or
replace the ribbon cartridge as
described in Chapter 6.
What to do
Wait a few minutes; the printer
resumes printing automatically once
the print head cools.
What to do
Reinstall the ribbon cartridge as
described in Chapter 1.
Remove any slack in the ribbon by
turning the ribbon-tightening knob,
or replace the ribbon cartridge as
described in Chapter 6.