: Ensure you are powering on the STB after clicking Next in the software.
For more technical walkthroughs, you can refer to the eMUpgrade Guide on Scribd or community discussions in Google Groups . STB Erom Upgrade Tool Instructions | PDF - Scribd stb erom upgrade 210 download repack
your STB completely (unplug or use the rear switch). Connect the RS232 cable to the PC and the STB. Close all other programs that might use the COM port. 2. Software Setup Run EROMUpgrade.exe . : Ensure you are powering on the STB