Jan 21, 2026
Overview
Some installations require a receiver to output a pitch-black screen or hold a frozen still-frame. The CLI commands below provide those functions and are intended to be sent to the Decoder (RX) via Telnet on port 23.
Requirements
- Firmware: Version B (justOS)
- Network Access: A static route is required. See Static Route Configuration for details.
CLI Commands
| Name | CLI Command | Description |
|---|---|---|
| Disable Video | video mute |
Outputs a black video signal and mutes audio on the HDMI output. |
| Freeze Video | video pause |
Continuously outputs a frozen image using the last received video frame. |
| Restore Video | video play |
Resumes normal video output. A reboot or power cycle will also restore video. |
Examples
Output black video on a Receiver:
video mute
Freeze the current video frame on a Receiver:
video pause
Restore normal video output:
video play
Note: Rebooting or power-cycling the device will also restore normal video output.

