FEELWORLD LIVEPRO L1 Multi-Format Video Mixer Switcher User Manual

1. Introduction

The FEELWORLD LIVEPRO L1 is a compact and versatile multi-format video mixer switcher designed for real-time live streaming and multi-camera production. It features four HDMI inputs, a USB 3.0 output for direct streaming, and an HDMI output for monitoring. This manual provides detailed instructions for setting up, operating, and maintaining your LIVEPRO L1 device.

Image 1.1: The FEELWORLD LIVEPRO L1 Multi-Format Video Mixer Switcher, showcasing its compact design and control layout.

Package Contents:

• 1 × FEELWORLD LIVEPRO L1 Unit
• 1 × 1.5A Power Adapter
• 1 × USB 3.0 Cable
• 1 × User Manual

Image 1.2: Contents of the FEELWORLD LIVEPRO L1 package, including the main unit, power adapter, USB 3.0 cable, and user manual.

2. Setup

Follow these steps to connect your LIVEPRO L1 for operation.

2.1 Connecting Power

• Connect the provided 1.5A power adapter to the DC 12V input port on the LIVEPRO L1.
• Plug the power adapter into a suitable power outlet.

2.2 Connecting Video Inputs

The LIVEPRO L1 features four HDMI input ports (HDMI INPUT 1-4).

• Connect your HDMI source devices (e.g., cameras, laptops, gaming consoles) to the HDMI INPUT ports using HDMI cables.
• Ensure all input devices are powered on and outputting a compatible video signal (up to 1080p).

2.3 Connecting Video Output

The LIVEPRO L1 has one HDMI output port for monitoring.

• Connect an HDMI monitor or display to the HDMI OUTPUT port to view the program output and multi-view preview.

2.4 Connecting USB 3.0 for Live Streaming

The USB 3.0 output allows the LIVEPRO L1 to function as a webcam source for live streaming software.

• Connect the provided USB 3.0 cable from the USB 3.0 port on the LIVEPRO L1 to a USB 3.0 port on your computer or smartphone.
• The device will be recognized as a webcam, compatible with various streaming platforms and software.

2.5 Connecting Audio

The LIVEPRO L1 includes AUDIO IN and AUDIO OUT ports.

• AUDIO IN: This is a linear input interface for digital signals. Connect external audio sources (e.g., from an audio interface or mixer) to this port.
• AUDIO OUT: Connect speakers, headphones, or other audio monitoring devices to this port.

2.6 Connecting LAN for APP Control

The LAN port enables remote control via a PC or smartphone application.

• Connect an Ethernet cable from the LAN port on the LIVEPRO L1 to your network router or directly to a computer.
• Download and install the FEELWORLD LIVEPRO L1 control application on your PC or smartphone.

Image 2.1: Diagram illustrating the various input and output connections on the FEELWORLD LIVEPRO L1, including HDMI, USB 3.0, LAN, and audio ports.

3. Operating Instructions

This section details the functions of the control panel and how to operate the LIVEPRO L1.

3.1 Control Panel Overview

The LIVEPRO L1 features an intuitive control panel for managing video inputs and effects.

Image 3.1: Detailed view of the LIVEPRO L1 control panel, highlighting the TFT display, input selection buttons, T-Bar, and menu controls.

• TFT Display: Shows a multi-view preview of all four HDMI inputs and the program output.
• Input Buttons (1-4): Select the desired HDMI input for preview or program.
• T-Bar: Used for smooth transitions between selected video sources. The T-Bar supports 14 transition effects.
• Volume Knob: Adjusts the audio output level.
• Effects Button: Cycles through available transition effects.
• SW Button: Performs a hard cut transition between sources.
• Setup Button: Accesses system settings.
• Menu Button: Navigates through menu options.
• Push Knob: Used for selecting different functions and confirming menu choices.

3.2 Video Switching and Transitions

The LIVEPRO L1 allows for seamless switching between up to four HDMI video sources.

• Selecting Inputs: Press the corresponding numbered button (1-4) to select an input. The selected input will appear in the preview window on the TFT display.
• Performing Transitions:
  • T-Bar: Move the T-Bar smoothly to transition between the current program and the selected preview input. Ensure the T-Bar is in an end position (fully up or fully down) before selecting a new source; otherwise, no source can be selected.
  • SW (Cut) Button: Press the SW button for an instant, hard cut transition.
• Transition Effects: Use the EFFECTS button to cycle through 14 different transition effects. The selected effect will be applied when using the T-Bar.
• Picture-in-Picture (PIP): The LIVEPRO L1 supports PIP functionality. Refer to the on-screen menu via the SETUP button for configuring PIP settings, including size and position.

3.3 Live Streaming via USB 3.0

The USB 3.0 output simplifies live streaming by presenting the LIVEPRO L1 as a standard webcam.

• After connecting the USB 3.0 cable to your computer, open your preferred live streaming software (e.g., OBS, Zoom, YouTube Live).
• Select the LIVEPRO L1 as your video input source within the software.
• The program output from the LIVEPRO L1 will be streamed directly.

Image 3.2: A typical live streaming setup using the LIVEPRO L1, showing connections to cameras, a laptop for streaming, and a monitor for preview.

3.4 APP Control (PC/Smartphone)

Remote control of the LIVEPRO L1 is possible through a dedicated application.

• Ensure the LIVEPRO L1 is connected to your network via the LAN port.
• Launch the FEELWORLD LIVEPRO L1 control application on your PC or smartphone.
• The application provides a graphical interface for input selection, transitions, and menu settings, allowing for remote operation.

Image 3.3: Screenshot of the LIVEPRO L1 control application interface on a laptop, demonstrating remote control capabilities.

3.5 Audio Management

Proper audio connection is crucial for live productions.

• Embedded Audio: The LIVEPRO L1 can embed audio from the HDMI input sources.
• External Audio: For external microphones, it is recommended to connect them to an audio interface or mixer first, then connect the output of the audio interface to the LIVEPRO L1's AUDIO IN port. Direct connection of analog microphones to the AUDIO IN port may not yield proper audio.
• Audio Output: Use the AUDIO OUT port to monitor the mixed audio.

Image 3.4: Diagram illustrating various methods for connecting microphones and audio sources to the LIVEPRO L1, emphasizing the use of an audio interface for optimal performance.

4. Maintenance

To ensure the longevity and optimal performance of your FEELWORLD LIVEPRO L1, follow these maintenance guidelines:

• Cleaning: Use a soft, dry cloth to clean the exterior of the device. Avoid using liquid cleaners or solvents, as they may damage the finish or internal components.
• Ventilation: Ensure the device is placed in a well-ventilated area to prevent overheating. Do not block the ventilation openings.
• Storage: When not in use for extended periods, store the LIVEPRO L1 in a cool, dry place, away from direct sunlight and extreme temperatures.
• Handling: Handle the device with care to avoid physical damage. Do not drop or subject it to strong impacts.

5. Troubleshooting

This section addresses common issues you might encounter with the LIVEPRO L1.

5.1 No Video Output or Input Signal

• Check Connections: Ensure all HDMI cables are securely connected to both the LIVEPRO L1 and your source/display devices.
• Power: Verify that the LIVEPRO L1 and all connected devices are powered on.
• Input Source: Confirm that the correct input (1-4) is selected on the LIVEPRO L1.
• T-Bar Position: If you cannot select a new source, ensure the T-Bar is in one of its end positions (fully up or fully down).
• Resolution Compatibility: Ensure your input sources are outputting a resolution compatible with the LIVEPRO L1 (e.g., 1080p, 720p).

5.2 No Audio or Poor Audio Quality

• Audio Source: Verify that your audio source is properly connected to the AUDIO IN port. Remember that the AUDIO IN is for linear input; analog microphones should be connected via an audio interface.
• Volume Levels: Check the volume knob on the LIVEPRO L1 and the volume settings on your connected audio devices and streaming software.
• Cable Integrity: Ensure audio cables are not damaged and are securely connected.

5.3 Device Overheating

The LIVEPRO L1 is designed with improved heat dissipation. However, if the device feels excessively hot:

• Ventilation: Ensure adequate airflow around the unit. Do not place it in an enclosed space.
• Environment: Operate the device in a room with a suitable ambient temperature.

5.4 USB 3.0 Streaming Issues

• Cable: Use the provided USB 3.0 cable and ensure it's connected to a USB 3.0 port on your computer for optimal performance.
• Software Selection: Confirm that the LIVEPRO L1 is selected as the video input source in your streaming software.
• Driver: In most cases, the LIVEPRO L1 is plug-and-play. If issues persist, check your computer's device manager to ensure it's recognized correctly.

6. Specifications

Key technical specifications for the FEELWORLD LIVEPRO L1:

Image 6.1: Dimensional drawing of the FEELWORLD LIVEPRO L1, showing its length, width, and height in millimeters.

7. Warranty and Support

For warranty information and technical support, please refer to the official FEELWORLD website or contact their customer service directly. Keep your purchase receipt as proof of purchase for any warranty claims.

For further assistance, you may visit the FEELWORLD Store on Amazon.