Feelworld L4 Manuel utilisateur
L4
5-CH Multi Format Video Switcher
User Manual
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Thank you for choosing our product!
This User Manual is designed to show you how to use this video switcher quickly and make
use of all the features. Please read all directions and instructions carefully before using this
product.
Safety Instruction
The general safety information in this summary is for operating personnel.
1. There are no user-serviceable parts within the unit. Removal of the top cover will expose
dangerous voltages. To avoid personal injury, do not remove the top cover. Do not operate
the unit without the cover installed.
2. Please do not use chemical solutions to clean this product. Please wipe the switcher with
a clean soft cloth to maintain the brightness of the surface.
3. This product comes with standard 12V/3A power adapter, please use the power supply
correctly.
4. To avoid explosion, do not operate this product in an explosive atmosphere.
Installation Safety Summary
Safety Precautions
For all product installation procedures, please observe the following important safety and
handling rules to avoid damage to yourself and the equipment. To protect users from electric
shock, ensure that the chassis connects to earth via the ground wire provided in the AC
power Cord. The AC Socket-outlet should be installed near the equipment and be easily
accessible.
Unpacking and Inspection
Before opening product shipping box, inspect it for damage. If you find any damage, notify
the shipping carrier immediately for all claims adjustments. As you open the box, compare
its contents against the packing slip. If you find any shortages, contact your sales
representative. Once you have removed all the components from their packaging and
checked that all the listed components are present, visually inspect the system to ensure
there was no damage during shipping. If there is damage, notify the shipping carrier
immediately for all claims adjustments.
Site Preparation
The environment in which you install your product should be clean, properly lit, free from
static, and have adequate power, ventilation, and space for all components.
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Contents
Chapter 1 Your Product ......................................................................................................................................3
1.1 Product Overview ...................................................................................................................................... 3
1.2 Key Features ...............................................................................................................................................3
1.3 Front Panel Instruction............................................................................................................................. 4
1.4 Interface Panel Instruction.........................................................................................................................5
Chapter 2 Install Your Product ........................................................................................................................... 6
2.1 Plug in Power............................................................................................................................................. 6
2.2 Connect Signal Source Input...................................................................................................................... 6
2.3 Connect HDMI and SDI Output..................................................................................................................7
2.4 Connecting Microphone and External Monitoring Devices...................................................................... 7
2.5 Connect USB3.0 as a Network Signal Source.............................................................................................8
2.6 Connect Computer and L4 ......................................................................................................................... 8
2.7 Connect USB2.0 for Firmware Update...................................................................................................9
Chapter 3 Use Your Product ............................................................................................................................. 10
3.1 Touch Screen ............................................................................................................................................10
3.2 Button Instruction .................................................................................................................................... 10
3.3 Menu Operation Instruction.................................................................................................................... 10
3.4 Switch Source...........................................................................................................................................15
Chapter 4 Streaming ........................................................................................................................................ 16
4.1 OBS Streaming......................................................................................................................................... 16
4.2 vMix Streaming........................................................................................................................................20
Chapter 5 Feelworld Live Plus Software Operation ..........................................................................................23
5.1 Connect L4 and computer ....................................................................................................................... 23
5.2 Using Feelworld Live Plus (MAC version) ................................................................................................ 25
Chapter 6 Product Parameters .........................................................................................................................34
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Chapter 1 Your Product
1.1 Product Overview
FEELOWRLD L4 is a multi-camera video switcher with 4 HDMI and 1 SDI inputs, meet more
professional needs. The audio supports MIC and LINE IN, you can choose any 2 for mixing
from the 5 input audio sources and external audio.
L4 has a 10.1-inch full color touch screen control, displaying all signal sources and operating
interfaces, making the operation of chroma key, PIP, audio smoother and convenient,
provide easier live streaming solution. L4 also supports desktop operating systems for
Windows and MAC, as well as mobile control for iOS and Android.
1.2 Key Features
10.1-inch touchscreen, real-time preview 5 input sources +PST + PGM and operation
interface
Iconized touch operation, fast to learn; or buttons + knob operation
Compatible with HDMI and SDI signal source, meet professional needs
T-bar simply switch signal source or transition effects
USB 3.0 fast to live streaming
Embedded & Insert Audio with Sync
Mix audio from multiple inputs
Chrome key, creating an exciting studio
Configurable PIP video overlay
PC/Phone remote control via APP (Feelworld Live Plus)
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1.3 Front Panel Instruction
①
10.1-inch touch screen
Display input sources + PST+PGM, MENU operation interface
②
Signal buttons 1~5
The lights on the signal source buttons will appear in three states
Static Green: is on air (PGM),
Flashing green: ready to be switched,
No light: no input source or the source not supported by L4
Main picture,click the input source can be switch signal
Picture in Picture
Press to call out PIP operation interface
Chroma Key
Press to call out Chroma Key operation interface
Press to call out Audio operation interface
Press to call out Effect Switching, Signal cut method, Cut
Duration,etc.menu interface
Press to call out HDMI Output, PGM Format, Logo overlay menu interface.
③
T-bar
Manual switching, push to top end or bottom end to switch signal to PGM
(Note: when t-bar not on top or bottom end, the signal cannot be
switched)
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Menu back key
Press it to switch the signal from PST to PGM directly
④
Knob
Rotate left or right to select menu items or adjust parameters. Press to
confirm menu selection (icon turns red after confirmed)
1.4 Interface Panel Instruction
No.
Interface
Instruction
①
AUDIO IN
Analog audio input port, connect to microphone
②
3.5mm Headphone jack
③
LAN
Communication port to link dedicated software for control
④
USB CONTROL
USB3.0 output, capture signal via third party streaming software
and push to live broadcasting websites
⑤
HDMI 1~4 INPUT
4 HDMI inputs, connect to input source from HD camera or PC
⑥
PGM OUT
1 HDMI Output, it can connect to external display. You can select
to show program picture (PGM) or multiple view (PST)
⑦
3G-SDI OUTPUT
3G-SDI signal output
⑧
INPUT 5
3G-SDI signal input
⑨
DC IN
1 DC Jack for power input, connect to 12V/3A power adapter.
⑩
Power Switch
⑪
USB
Firmware update/logo overlay import
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Chapter 2 Install Your Product
2.1 Plug in Power
L4 is packaged with a 12V/3A power adapter, please check the power supply standard used
in your country/region.
Turn on after linking to the power
2.2 Connect Signal Source Input
You can use any camera, computer or other HDMI device as the input source of the L4. It
supports up to 4Kp30 standard and 4 sources of different formats and resolutions at the
same time. L4 also comes with SDI input , you can connect with SDI device.
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2.3 Connect HDMI and SDI Output
You can use a HDMI cable to connect the HDMI output to a monitor with an HDMI input
interface, so that you can monitor the input, output and audio display in real time.
You can select PST or PGM mode for HDMI output
For PST mode, you can see the audio and video conditions of all input signal sources, you can
see the current status of each function of L4, and you can also see the PST (Preset) and
current PGM (program)output.
For PGM mode, HDMI output also supports single screen display of any one of the five
inputs. You can switch between PST and PGM In menu.
HDMI output supports resolution setting . Click --PGM out, tap to select the output
resolution format. HDMI output supports resolution up to 1080p60.
In addition, L4 also with a SDI output, you can connect to SDI monitor.
2.4 Connecting Microphone and External Monitoring Devices
L4 provides a 3.5mm audio input, you can connect microphone, also can use an external
sound console to mix multiple external sound inputs.
L4 also provides a standard 3.5mm audio output, so you can use external speakers or
headphones to monitor the L4’s main output audio signal in real time.
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Note: If your computer only has a Type-C port, you can use a USB-A to Type-C cable to transmit the webcam
signal. Please note that the Type-C cable you choose needs to support data transmission. The signal is
recognized in Windows and MAC system as「FEELWORLD USB 3.0 Capture」.
「FEELWORLD USB 3.0 Capture」。
2.5 Connect USB3.0 as a Network Signal Source
You can use the L4’s USB CONTROL port to use the L4 as a webcam source, and you can
recognize the webcam signal from the L4 on live streaming platforms like Zoom, YouTube,
Facebook, Twitch, OBS, etc.
2.6 Connect Computer and L4
Software control: connect computer and L4 with CAT6 cable
Stream: connect L4’s USB CONTROL and L4’s USB 3.0 port with USB3.0 cable
(Note: the color of USB3.0 port is blue)
Minimum System Requirements for macOS （Note: the following system is an example, it
doesn’t mean only this system supported）
●macOS 11.0 Big Sur or later
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Note：The IP address of the L4 must be in the same WLAN segment as the computer.
●macOS 10.15 Catalina
Minimum System Requirements for Windows
●Microsoft Windows 10 64-bit
2.7 Connect USB2.0 for Firmware Update
When L4 need to upgrade, you can update via the USB2.0 port.
Steps for firmware update:
1. Format USB flash driver as FAT32
2. Copy the firmware update file to USB flash driver, insert to USB2.0 port of L4 (the color of
USB2.0 port is white). Then turn on power of L4 (if L4 turned on already, please turn off first
and turn on again), the buttons on the panel will be flashing after turned on power.
3. The buttons stop flashing after finish update, please reboot the L4.
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