RGBLink VSP 628S User Manual - Manual (Page 72)

5. Communication Software Control Guide
How to control processor with console software by USB?
VSP 628S User Manual 72
Press to start communication, when there is green point in the right
down corner showing on the software, it means the communication is ok,
and you can use the software to control the device now, the software
operation is the same as VSP 628S.