, plug in the power or flip the power switch on the STB.
: Using "fake" or low-quality UART boards (like some Blue Pill or cheap CH340 modules) can cause signal instability. Troubleshooting and Repair Steps 1. Verify Your Hardware Connection bootrom error: wait for get ,please check stb uart receive !
The error explicitly mentions UART receive. , plug in the power or flip the power switch on the STB
The error says it's waiting on UART, but you might be trying to flash via USB. bootrom error: wait for get ,please check stb uart receive !
Click the button in the software. It should now show "Wait ROM request...".
Since this is a hardware vendor issue, the "papers" you need are official Technical Reference Manuals (TRMs) and Application Notes.