problem with wellon VP490. Windows7, driver on system is ok - usb devices "Wellon usb programmer". If i connect gren led and blue led lihgting. Double click on wellon icon - programm running, but say "Programmer initiate failure! - The system is in demo mode!" If i disconnect programmer and run programm without, i can select manually programmer and programm allow me make update. During update, leds is blinking. Programm shows "update ok" but no change on programmer work.