Toshiba B-EP Series Interface Specification page 631

9.3.2 BROKEN HEAD DOTS ERROR
If broken head dots are detected in the broken head dots check when turning the power on
or closing the cover, an error will occur.
If the thermal head driver fails, an error will occur.
9.3.3 THERMAL HEAD EXCESSIVE TEMPERATURE
If the thermistor detects an excessively high temperature of 71 °C or higher, an error will
occur.
9.3.4 COVER OPEN ERROR
If the cover open state is detected for 5 mm continuously while printing or feeding, an error will
occur.
When printing is attempted with the cover opened, an error will occur.
* At the moment an error occurs, the printer displays an error message, and returns a status
response before it stops. Any commands except for the Status Request Command and the
Reset Command are not processed. The [PAUSE] key can be used for resetting except in
case where a thermal head excessive temperature error occurs. (The printer resumes printing
the label at which the error had occurred.)
9-5
CHAPTER 9 ERROR PROCESSING
B-EP Series