Input Buffer Backup Function; Buffer Size; Input Buffer Backup; Clearing The Input Buffer - Citizen iDP3420 User Manual

8.

INPUT BUFFER BACKUP FUNCTION

8.1

Buffer Size

With the DIP switch, you can set either 6 K bytes or 256 bytes.
DIP switch segment 1-8
8.2

Input Buffer Backup

Even if the power is turned off or fails during the printing process, the data in the input buffer will be saved.
If the power is turned on again, the printer will print a power failure mark, "==POWER DOWN==," in red
and reprints the data from the beginning of the line where it left off.
8.3

Clearing the Input Buffer

When you want to clear the data in the input buffer, turn on the power, holding down the LF switch.
buzzer will sound to inform you that the input buffer has been cleared.
buzzer sounds.
If the printer prints the data erroneously at power-on, clear the input buffer as described above, and
then, re-input the data.
ON 6K bytes
OFF 256 bytes
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iDP3420/3421/3423 User's Manual
Hold down the LF switch until the
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