LENKENG specializes in developing and manufacturing professional audio/video processing solutions, including HDMI extenders, splitters, matrix systems, and smart home products.
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.
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Please check whether all equipment is powered on and that the networking or HDMI cables are connected properly.
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.
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.
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.