indicator flash alternately. Then press the 【FEED】for five times and close the paper
cover, printer enter the program upgrade mode. At this time, the status indicator flash
once a second.
Quick enter method:
Open the paper case cover firstly when printer is power off. Hold the
【
FEED
】
button
and switch on the printer, then release the 【FEED】button quickly, then printer enter
the program upgrade mode. At this time, the status indicator flash once a second.
Notice:
When printer enter the program upgrade mode, the paper-out indicator flash means
the interface can’t be upgraded, only serial interface and USB interface are
supported online program upgrading at the moment.
Appendix A
This appendix is the method to set the printer parameter according to button
operation.
Setting introduction: Press
【
Paper cover
】
button to choose setting,when press it
once , the set become the next one and it will print the present set value; use
【
FEED
】
button to set the set value, when press it once , the set become the next one and it
will print the present set value.
General Setting:
Paper cover Paper cover aper cover paper cover
Paper cover paper cover paper cover paper cover
Baud rate:
FEED FEED FEED
FEED FEED
FEED FEED FEED