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2020/06/28
B
）
Check the compatible board firmware
Please check the compatible firmware of your board on the official website
you
can check info according to your board or ask customer support.
C
）
Download the firmware files
Download the corresponding firmware base on your controller board. You can download it to your
PC or laptop.
D
）
Import firmware file
Import the firmware update files into a blank U disk through your personal computer or laptop (the U
disk should be empty or has been formatted). In order to ensure update process without any issue,
please ensure that the U disk The remaining space is above 1G, and all files should be placed in the
ROOT directory of the U disk.
E
）
Insert U disk
Power off the printer, Insert the U disk into your printer (or the USB interface of the board).
F
）
Update core firmware file
Turn on the printer, and it will automatically retrieve the file in the U disk. If the U disk contains the
file "update.lcd", the printer will first read and load the file, and then upgrade the firmware. (If the
current firmware version is same as the on in U disk, it will not update.)
There will emit twice "beep" sound to remind you of the completion of firmware updating.
