| Function | Code / Sequence | Description | |----------|----------------|-------------| | | Menu + OK (hold 5 sec) or 0000 / 1234 | Used by installers to configure RF channels, scan frequencies, and reset the device. | | Signal Diagnostics | Menu + Info (press together) | Displays real-time signal strength (dBmV), SNR, BER, and frequency lock status. | | Hidden Engineering Menu | Power Off → Menu (press 3 times) → Power On | Access to boot logs, memory tests, and force software updates. | | Remote Pairing | OK + Vol + (hold 3 sec) | Pairs a new or unresponsive remote control to the decoder. |