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11. Firmware Upgrade Procedure
1. Connect specific download cable to RS232 (RJ-11) connector. Remember to turn the
AC switch off.
2. Execute the ‘Flash Loader’ program. If the ‘COM Settings’ item is ready, you can see
‘Identifying target…’ at the bottom of flash loader. If not, open ‘COM Settings’ item.
Choose the ‘COM Port’ you use, always set the baud rate 115200, then press ‘Connect’
and ‘OK’ button. The program returns to its main page, and ‘Connected’ and ‘Identifying
target’ are supposed to be displayed at the bottom of the flash loader.