Specifications

Confidential
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TM-U590 series
Specification
(STANDARD)
2) Errors that are impossible to recover
Table 3.7.3 Unrecoverable Errors
Error Description
ERROR LED Blinking Pattern
160 msec
Recovery
R/W error in
memory or
gate array
After R/W
checking, the
printer does not
work correctly.
Impossible to recover.
High voltage
error
The power supply
voltage is
extremely high. (*)
Impossible to recover.
Low voltage
error
The power supply
voltage is
extremely low. (*)
Impossible to recover.
CPU
execution
error
•
The CPU
executes an
incorrect
address.
•
I/F board is not
connected.
Impossible to recover.
Thermistor
error
•
There is an
abnormality in
the print head
temperature,
thermistor is
detected
in-correctly, of
thermistor wiring
is not connected.
Impossible to recover.
(*) Refer to Appendix A.
NOTE: When any error shown above occurs, turn off the power as soon as possible.
3.7.2 Printer Operation When an Error Occurs
The printer executes the following operations when detecting an error.
• Stops all printer operations for the selected paper section.
• Goes offline.
• Blinks the ERROR LED.