📘 LENKENG manuals • Free online PDFs
LENKENG logo

LENKENG Manuals & User Guides

LENKENG specializes in developing and manufacturing professional audio/video processing solutions, including HDMI extenders, splitters, matrix systems, and smart home products.

Tip: include the full model number printed on your LENKENG label for the best match.

About LENKENG manuals on Manuals.plus

Shenzhen Lenkeng Technology Co., Ltd. is a national high-tech enterprise established in 2004, dedicated to the research, development, and manufacturing of audio and video processing solutions. The company offers a comprehensive range of products such as HDMI extenders, splitters, switchers, converters, and matrix systems, often incorporating proprietary technologies like ipcolor STREAM for high-definition, low-latency transmission.

LENKENG products serve a wide variety of sectors including home entertainment, education, command centers, digital signage, and broadcast control. With a focus on innovation and reliability, the brand supports high resolutions up to 4K@60Hz and ensures compatibility with modern AV standards. LENKENG continues to provide robust hardware solutions that facilitate seamless signal distribution and management for global markets.

LENKENG manuals

Latest manuals from manuals+ curated for this brand.

LENKENG LKV312HDR-V3.0 1×2 HDMI Splitter User Manual

October 3, 2025
LENKENG LKV312HDR-V3.0 1x2 HDMI Splitter Specifications Supports HDMI 3D Supports YUV 4:4:4 Supports HDR HDMI 2.0 and HDCP 2.2 compliant Low power consumption Automatically configures video resolution based on connected…

LENKENG LKV751 Full HD HDMI Optical Extender User Manual

September 29, 2025
LENKENG LKV751 Full HD HDMI Optical Extender Specifications High-definition and low-latency transmission with ipcolor STREAM technology Resolution support up to 1920x1200@60Hz/1920x1080@60Hz, backward compatible Optical fiber transmission with a maximum distance…

LENKENG LKV982 4K 60HZ HDMI Optical Extender User Manual

September 28, 2025
LENKENG LKV982 4K 60HZ HDMI Optical Extender Product Specifications Resolution: Up to 3840 x 2160@60Hz Transmission Distance: Up to 40 kilometers Connections: One-to-one or one-to-many through gigabit switch Audio: 3.5mm…

Lenkeng LKV752 Full HD HDMI Optical Extender User Manual

July 31, 2025
Lenkeng LKV752 Full HD HDMI Optical Extender Specifications Adopts IPcolor STREAM technology for high-definition and low-latency transmission. Supports resolutions up to 1920 x 1200@60Hz/1920 x 1080@60Hz, backward compatible. Supports optical…

LENKENG LKV699-V2.0 HDMI Wireless Extender User Manual

June 16, 2025
LENKENG LKV699-V2.0 HDMI Wireless Extender Product Information Specifications: Adopts IPcolor STREAM technology for high definition and low-latency transmission Resolution: Supports up to 4096x2160@60Hz, backward compatible Wireless Transmission: Supports up to…

4K@60Hz HDMI Extender Kit User Manual - Lenkeng LKV373

User Manual
User manual for the Lenkeng LKV373 4K@60Hz HDMI Extender Kit. Provides detailed information on safety instructions, introduction, features, package contents, panel descriptions, installation requirements and procedures, connection types, troubleshooting FAQs,…

USB 3.0 Extender Point-to-Point Extender User Manual

User Manual
User manual for the Lenkeng USB 3.0 Extender (Point-to-Point), detailing features, safety instructions, package contents, installation, specifications, and FAQ for extending USB 3.0 signals up to 90m over CAT6A/7 cables.

Digital Signage System DSS Terminal User Manual

manual
Comprehensive user manual for the LENKENG DSS Terminal Digital Signage System, detailing installation, features, operation, network access, ad creation, and technical specifications for 4K ultra-high-definition advertising.

LENKENG LKV373KVM-5.0 HDMI KVM Extender User Manual

User manual
User manual for the LENKENG LKV373KVM-5.0 1080P HDMI KVM Extender. Provides detailed information on features, installation, connections, specifications, and troubleshooting for extending HDMI signals up to 120 meters via Cat6…

Lenkeng LKV372KVM HDMI KVM Extender User Manual

User Manual
User manual for the Lenkeng LKV372KVM HDMI KVM Extender, detailing its features, specifications, installation, and safety notices for extending HDMI and USB signals up to 70 meters over Cat6/6A/7 cable.

LKV312HDR-V3.0 1x2 HDMI Splitter User Manual

User Manual
User manual for the LENKENG LKV312HDR-V3.0 1x2 HDMI splitter, providing detailed information on its features, specifications, installation, and troubleshooting for 4K@60Hz, HDR, and 3D video signals.

Lenkeng LKV314HDR-V2.0 1x4 HDMI Splitter User Manual

User Manual
User manual for the Lenkeng LKV314HDR-V2.0 1x4 HDMI Splitter, detailing its features, installation, connection, operation, EDID management, specifications, and troubleshooting for 4Kx2K@60Hz, HDR, and 3D video.

LENKENG support FAQ

Common questions about manuals, registration, and support for this brand.

  • Why is the status indicator off on my LENKENG extender?

    Please check whether all equipment is powered on and that the networking or HDMI cables are connected properly.

  • What should I do if there is no image output?

    Verify that the power light is on, check that HDMI cables are connected securely, ensure the TV is set to the correct channel, and if using a PC, check that the output mode is set to mirror or extend.

  • How do I upgrade the firmware on my LENKENG device?

    Most LENKENG devices with a Micro USB port allow firmware upgrades by connecting a Micro USB cable to the designated port. Refer to your specific model's manual for the exact button combination to enter upgrade mode.

  • Why is the display unstable or showing snowflakes?

    Ensure all connections are secure. Try connecting the source directly to the display to isolate the issue. Use high-quality HDMI 2.0 cables, especially for 4K signal transmission.