Specifications

Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET NEXT
D
TM-U230
Specification
(STANDARD)
60 59
3.5 Error Processing
3.5.1 Error types
1) Error that recovers automatically
Table 3.5.1 Automatically Recoverable Error
Error Description ERROR LED blinking pattern Recovery
Print head
temperature
error (*)
Print head
temperature is
extremely high.
approx. 160 ms
Automatically
recovers when the
print head
temperature falls.
(*) A print head temperature error is not abnormal.
2) Errors that may be recovered via commands
Table 3.5.2 Command-recoverable Errors
Error Description ERROR LED blinking pattern Recovery
Home position
detection error
(mechanical
error)
Home position
cannot be detected
due to a paper jam
or other problem.
approx. 160 ms
Recovers using
DLE ENQ 2.
Autocutter
error
Abnormality in the
autocutter.
Approximately 2.56 s
Recovers using
DLE ENQ 2.
3) Errors that cannot be recovered
Table 3.5.3 Unrecoverable Errors
Error Description ERROR LED blinking pattern Recovery
R/W error in
memory
After R/W checking,
the printer does not
work correctly.
Impossible to
recover.
CPU execution
error
CPU executes
incorrect address.
Approx. 160 ms
Impossible to
recover.
High voltage
error
Power voltage is
extremely high.
Impossible to
recover.
Low voltage
error
Power voltage is
extremely low.
Impossible to
recover.
Print head
temperature
detection
circuit error
Abnormality in the
mechanism or circuit
connection. Or
abnormality in the
print head
temperature.
Approximately 2.56 s
Impossible to
recover.
NOTE: If an error that cannot be recovered occurs, turn off the power as soon as possible.