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button at the same time to save the setup of parameter and exit, the printer will
enter into normal mode.
If power off directly, parameters will not be saves.
2.10 Entering program upgrading mode
When printer powers off, press
【
FEED
】
and
【
SET
】
buttons, power on and
release the buttons. Printer will enter into upgrading mode, status indicator light will
flicker every one second.
Notice: Serial interface, USB interface
and parallel interface can support
program upgrading online.