Connect the receiver to a Windows PC using an RS232 cable and an appropriate loader program (such as the GXDownloader_boot_V1.032 tool).
Checking the PCB (Printed Circuit Board) ID before flashing. dump starsat sr-5090 hd extreme
Release the button when you see an "Upgrade" progress bar appear on your TV screen. Connect the receiver to a Windows PC using
Fully DVB-S/DVB-S2 compliant (MPEG-II/IV and H.264). " "no display
If you can tell me your receiver is having (like "stuck on logo," "no display," etc.), I can help you find the right firmware or give you specific repair tips .