Thank You for Purchasing For optimum performance and safety, please read these instructions carefully before connecting, operating or adjusting this product. Please keep this manual for future reference. Surge Protection Device Recommended This product contains sensitive electrical components that may be damaged by electrical spikes, surges, shock, lightning strikes, etc.
Introduction The J-Tech Digital JTECH-M44D 4x4 HDMI matrix supports the transmission of HDMI video signals (up to 4K 60Hz 4:4:4) with multichannel digital audio formats from up to four UHD sources to four HDMI outputs. Each output supports down- scaling functionality. Outputs can mirror each other or display independently from any signal source.
Operation Controls and Functions Front Panel ❺ ❼ ❸ ❶ ❷ ❹ ❻ Name Function Description IR receive window Power LED The red LED illuminates when the device is working or on standby Button: Short press to switch the input selected by OUT 1; Long press for 3s to turn on/off the downscaler corresponding to OUT 1.
Back Panel ❶ ❷ ❸ ❹ Name Function Description Connect to HDMI source device such as DVD player or PC INPUT OUTPUT Connect to HDMI display device such as TV or Projector EDID Dip Switch Settings 0000 1080P, Stereo Audio 2.0 0001 1080P, Dolby/DTS 5.1 0010...
Remote Control Name Function Description Power Button Press this button to power on ❶ the device or put it in standby ❷ mode ❸ 1/2/3/4 Press buttons 1 – 4 to select ❹ the required source for Output < > Select the last or next input channel (1 –...
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