Unrecoverable Errors - Epson TM-T88 Series Technical Reference Manual

Error Error description
Autocutter error The Autocutter
does not work
correctly.
*
: When the memory switch 8-8 is set to ON (Roll paper cover open while the printer is printing: recoverable error)
The error recovery command is valid only if a recoverable error (excluding automatically
recoverable errors) occurs.

Unrecoverable Errors

The printer cannot print when an unrecoverable error occurs. If the error persists after turning the printer
off and then on again, the printer may be defective. Contact qualified service personnel.
Turn off the power immediately when an unrecoverable error occurs.
CAUTION
Error
R/W error in memory After R/W checking, the printer does not
work correctly.
High voltage error The power supply voltage is extremely
high.
Low voltage error The power supply voltage is extremely
low.
CPU execution error The CPU is executing an incorrect
address.
Internal circuit Internal circuits are not connected
connection error correctly.
Error LED flash code
LED ON
LED OFF
Approx. 320 ms
Approx. 5120 ms
Error description
Chapter 1 Product Overview
Condition for Recovery
Recovers when the
jammed paper or
foreign matter is
removed and the roll
paper cover is closed,
and then the error
recovery command is
executed or the power
is turned on again.
Error LED flash code
LED ON
LED OFF
Approx. 320 ms
Approx. 5120 ms
LED ON
LED OFF
Approx. 320 ms
Approx. 5120 ms
LED ON
LED OFF
Approx. 320 ms
Approx. 5120 ms
LED ON
LED OFF
Approx. 320 ms
Approx. 5120 ms
LED ON
LED OFF
Approx. 5120 ms
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