GX6628 2TUNER_1Gb_DownloadTool
1. Connect pc and box with rs232.
2. Open GX6628_1Gb_Download_V1.00.exe pc tool.
1)Serial Port:select the right com port
2)Mode:select "serialdown"
3)File:select right file to update(should use upgrade file)
3. Press "Start" on GX6628_1Gb_Download_V1.00.exe tool.
4. Power on the box, it will auto download sw and try to burn to flash.
5. After it finish the upgrade, power off and power on box.
http://swdw.net/index.php/softwares/gx6628-2tuner-1gb-downloadtool