Troubleshooting - Epson TM-L90 User Manual

Troubleshooting

Printout is faint
When printout is faint, adhesive glue or another foreign substance
may be present on the thermal head. See "Cleaning the Thermal Head"
on page 18 to clean the thermal head.
ERROR LED on or flashing
❏ Check to see that the roll paper cover is closed and check the
PAPER OUT LED. Close the cover or replace the roll paper if
necessary.
❏ If the printer has been printing a lot, the thermal head may be hot.
Wait for the head to cool. Printing will resume automatically.
❏ Open the roll paper cover, and check to see if the paper is jammed.
If a paper jam occurs or if the roll paper cover will not open, see
the section below.
❏ Turn the printer off and back on. If the LED is still flashing, notify
your manager. The printer may require servicing.
Paper jam
Power off the power and open the roll paper cover to remove the
jammed paper. After that, install the roll paper correctly. If the roll
paper cover will not open, see the section below.
The roll paper cover will not open
Follow the steps below when the roll paper cover will not open.
1. Power off the printer.
2. Insert a tool such as a screwdriver into the slots on both sides of
the printer, and lift the cover in the direction of the arrow to
remove it.
Slot
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