can damage the printer itself. When this situation occurs, an error must be
indicated in order to protect the printer from abrasion.
[Recover action]
The printing recovers automatically from this error when the thermal print head
temperature drops below 60ºC again.
[Note]
This error can happen if the ambient temperature is very high and the printer
is working continuously with high-density printing.
NO PAPER ERROR / DOOR OPEN
[Description]
The out of paper sensor detects there is not paper on the printing line. When
de door is open the printer will also detect it the same way.
[Recover action]
This error disappears loading a new paper roll in the printer and closing the
paper door (see section 3.1. Paper loading).
[Note]
This error stops the printing and it cannot be restarted until it is not recovered.
This error is indicated in the parallel port depending on the conditions set by
the "ESC c 3" command (See point 4. CONTROL COMMANDS).
5.8.2- Printer operation when an error happens
When the printer detects an error, it executes the following operations:
•
It stops all printing operations.
•
The red led blinks or orange permanently lights.
5.8.3- Data reception error (serial interface only)
If one of the following errors happens during the serial interface data communication, the
printer prints '?' or ignores the data.
•
Parity error.
•
Synchronization error.
•
Overlap error.
5.8.4- Flow diagram of the error detection for the serial port
NO
NO
BEGINNING
NO
nDTR = 0
YE
nRTS = 0
YE
SENDS
1 BYTE
END OF
TRANSMISSION
YES
END
EPC1200 SERIES OPERATION MANUAL
SEND COMMAND
DEL EOT
READS THE PRINTER
STATUS AND IDENTIFIES
THE ERROR
Fig. 19. - Serial port error flow diagram
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