Error Status; Automatically Recoverable Errors; Recoverable Errors - Epson TM-T20II Technical Reference Manual

Error Status

When an error occurs, the printer stops operating, goes offline, and flashes the Error LED. There
are three possible error types: automatically recoverable errors, recoverable errors, and
unrecoverable errors.

Automatically Recoverable Errors

They can be recovered easily, as described below.
Error Error description
Roll paper The roll paper cover
cover open was opened during
error printing.
Print head A high temperature
temperature outside the head
error drive operating
range was
detected.

Recoverable Errors

They can be recovered easily by turning the power on again or sending an error recovery
command from the driver after eliminating the cause of the error.
Error Error description
Autocutter Autocutter does
error not work correctly.
Error LED flashing pattern
LED ON
LED OFF
Approx. 160 ms
LED ON
LED OFF
Approx. 160 ms
Error LED flashing pattern
LED ON
LED OFF
Approx. 2.56 s
Approx. 160 ms
Chapter 1 Product Overview
Recovery measure
Recovers automatically
when the roll paper
cover is closed.
Recovers automatically
when the print head
cools.
Recovery measure
Remove the jammed
paper or foreign matter
in the printer, close the
roll paper cover, send
the error recovery
command, or turn the
power on again.
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