HARXON CORPORATION HX-DU8608D ユーザーズマニュアル

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two buttons of “Channel” and “PWR” simultaneously before power on, and then 
pressing the button of “ON/OFF” to turn on the machine, LED indicator of “ON” 
show green. Checking and confirming digital tube show “b”, entering the upgrading 
mode. 
2）Open the firmware upgrading software, choose the corresponding port, choose baud 

rate 115200, click the button 

to open the port. 

3）Choose the upgrading file “******.dwn” in the same path, click the button

to upgrade the firmware. Please don’t break off operation in the 

process of upgrading. 

 

4） 

After finishing the upgrading, upper computer software will pop-up a dialog box 

to remind you of upgrading successfully, radio modem resetting, digital tube show 
bright, which means you upgrade successfully. 

6、Technical Specifications 

Frequency range

 

410~470MHz 

Operating mode

 

Half-duplex 

Channel spacing

 

12.5KHz 

Modulation type

 

GMSK