User Manual for LENKENG models including: LKV422 4x2 HDMI Matrix Switch, LKV422, 4x2 HDMI Matrix Switch, HDMI Matrix Switch, Matrix Switch, Switch

LKV422英文说明书AH1(未确认)20230214

User Manual for LKV422

Lenkeng LKV422 - Матричный коммутатор 4x2 HDMI 2.0, 4K цена, купить LKV422 в СвязьКомплект

4x2 HDMI Matrix Switch

1 mars 2023 — The pictures in this user manual are just for reference. The terms HDMI ... PS5. D. 4K isplay. Display. 4K.

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User Manual for LKV422
:157g  100x138mm

H22060AH1  0106010022019

User Manual
4x2 HDMI Matrix Switch

· Important Safety Instructions
1. To prevent electric shock, please ensure that all devices are properly grounded.
2. Do not place this device near or over a radiator or heat register, or where it is exposed to direct sunlight.
3. Place the device in a well-ventilated area, do not block any ventilation openings.
4. Do not expose this device to rain or place it near water. Any liquid that goes into the device may cause a failure, fire, or electric shock.
5. Do not place the device on an uneven or unstable surface. The device may fall resulting in a malfunction.
6. Never insert anything metallic into the open parts of this device. This may cause a danger of electric shock.
7. The device should be repaired only by a qualified technician. 8. If a third-party power supply is used, please ensure that the power
supply specifications meet the product requirements.

· Features
1. Support 4 HDMI input and 2 HDMI output 2. Support up to 4096x2160@60Hz resolution and is backward compatible 3. Support HDR10 4. Support multiple switching mode: IR remote control, buttons, RS-232 5. Support additional audio output from stereo jack and S/PDIF port 6. HDMI outputs support auto down-scaling 7. Lightning protection, surge protection, ESD protection
· Package Contents

Matrix switch x1

Power adapter 5V/1A x1

User manual x1

· Introduction
This is a 4-in 2-out HDMI matrix switch, which can switch 4 HDMI input signals to 2 HDMI displays as required. It supports up to 4096x2160@60Hz HDR resolution, with multiple switching methods (IR remote control, buttons, RS-232) to flexibly match input and output devices. HDMI outputs support auto down-scaling. Additional audio output is supported through the S/PDIF port and stereo jack. This device is a reliable, ultra-high-definition video transmission solution widely used in security monitoring, education and training, exhibition and broadcasting, command center, and other scenarios.
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Remote control x1

Mounting ear x2

Screw x6

Grounding screw x2

Terminal block x1
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· Installation Requirements
1. HDMI source device (DVD, game console, PC, etc.) 2. HDMI display device (TV, projector, LED screen, etc.)
· Panel Description

 





 



 Power input

Connect with DC 5V/1A power adapter

 Reset pinhole

Press the pinhole reset button with a straightened paper clip

 HDMI output 1,2 Connect with HDMI display devices

 HDMI input 1,2,3,4 Connect with HDMI source devices

 S/PDIF out

Connect to the audio device with optical audio cable

 3.5mm L/R out

Connect to the audio device with stereo audio cable

 RS-232

Used for RS-232 command control

 Power indicator

The indicator will be solid yellow if there is power



Audio output indicator 1,2

Corresponding to the audio output of HDMI 1, 2

 Audio switch

Audio output can be switched between HDMI 1, 2

IR window

Receive IR signal

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HDMI input indicator 1,2,3,4
HDMI output switch 1,2

Corresponding to HDMI inputs 1,2,3,4 Choose an output from HDMI inputs 1,2,3,4

Remote Control
The remote control is used to switch inputs and outputs.

· Installation Procedures
1. Connection Diagrams

DVD PC

TV Box

PS5

HDMI In

HDMI Out

Power

4K

4K

RS-232 Control
Speaker

Display Display

Amplifier

2. Connection Instructions 1) Connect the source devices to the HDMI input ports with HDMI cables. 2) Connect the display devices to the HDMI output ports with HDMI cables. 3) If using RS-232 control, connect the control device to the RS-232 port. 4) lf you need to output audio additionally, connect the audio device to the
L/R port and/or S/PDIF port with stereo or optical audio cable. 5) Power on the devices to get started.

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3. RS-232 control Baud rate: 9600 Data bits: 8 Stop bits: 1 Parity: none

Operation mode one

/
HDMI1 output HDMI2 output HDMI1/2 output

HDMI1 input PS11R PS21R PA1R

HDMI2 input PS12R PS22R PA2R

HDMI3 input PS13R PS23R PA3R

HDMI4 input PS14R PS24R PA4R

Operation mode two

PA P X P X

Prefix

1

2

Content for output port HDMI 2 Content for output port HDMI 1

PAPXPX PA is the command prefix, and the "X" of PX can be any number from 1 to 4; P1 represents HDMI 1 source content for output, P2 represents HDMI 2 source content for output.
E.g. PAP3P1 represents: Output port HDMI 1 outputs content from input port HDMI 3. Output port HDMI 2 outputs content from input port HDMI 1.

Return value
Reset Recover BaudXX

PAXXR is the command to read the status of all interfaces; after sending the command, OKPXPX is displayed, where X is 1 to 4; if the command sent is incorrect, ERR appears.
Device restart Restore device factory setting
Set baud rate value: 9600 (default), 19200

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· FAQ
QNo video or audio signal output on the displays? A 1) Make sure the matrix switch is powered on and all the cables are connected
properly. 2) Please check and make sure the input channel of displays are correct.
QPicture quality is not fluent and stable? A 1) Please check and make sure all HDMI cables are connected firmly. 2) Try to connect the source device to display device directly, or change to
another source device for a try to see the picture quality if is improved. 3) Please use high quality HDMI cable for 4K signal.

Audio format

LPCM7.1/DTS-HD/DTS-Audio/Dolby Digital plus/ Dolby TrueHD 7.1/Dolby Digital 7.1CH/Dolby Atmos

RS-232

3 Pin (GND/Rx/Tx), Baud rate 9600

Voltage

DC 5V/1A

Power consumption 4W

Working temperature -20~60

Storage temperature -30~70

Humidity

0~90%RH (No Condensation)

Housing

Iron

Color

Black

Weight

375g

Dimensions

250.0(L) x 80.0(W) x 21.0(H) mm

Protection

ESD protection 1a Contact discharge level 2 (±4KV) 1b Air discharge level 3 (±8KV) Implementation of the standard: IEC61000-4-2

Lightning protection, Surge protection

· Specification

Items HDMI version HDMI interface Transmission rate
Resolutions

Description
HDMI 2.0HDR, YUV444 Compatible with HDCP 2.2, HDCP 1.4
4 HDMI input, 2 HDMI output
18Gbps
480i@60Hz, 480p@60Hz, 576i@50Hz, 576p@50Hz, 720p@50/60Hz, 1080i@50/60Hz, 1080p@50/60Hz, 3840×2160@24/25/30/50/60Hz, 4096×2160@24/25/30/50/60Hz

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Disclaimer
The product name and brand name may be registered trademark of related manufactures. TM and ® may be omitted on the user manual. The pictures in this user manual are just for reference. The terms HDMI, HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. We reserve the rights to make changes without further notice to a productor system described herein to improve reliability, function or design.
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