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TECHNICAL SUPPORT 

Monoprice is pleased to provide free, live, online technical 
support to assist you with any questions you may have about 
installation, setup, troubleshooting, or product recommendations. 
If you ever need assistance with your new product, please come 
online to talk to one of our friendly and knowledgeable Tech 
Support Associates. Technical support is available through the 
online chat button on our website www.monoprice.com or 
through email by sending a message to [email protected]
Check the website for support times and links. 
To download the latest drivers, firmware, manuals, etc., go to 
www.monoprice.com and type the P/N into the search bar. If 
available, support files are linked at the bottom of the product 
page. 
 

SPECIFICATIONS 

P/N 

42271 

Transmitter Video Inputs 

1x HDMI® 

Transmitter Video Outputs 

1x HDMI, 4x RJ45 

Transmitter Audio Outputs 

1x digital coaxial, 1x 3.5mm 
stereo analog 

Summary of Contents for 42271

Page 1: ...4K HDMI 1x4 Splitter Extender P N 42271 User s Manual...

Page 2: ...n the device immediately remove it from its power source and allow it to fully dry before reapplying power Do not touch the device the power cord or any other connected cables with wet hands Do not ex...

Page 3: ...ome tangled with other cords Ensure that the power cord does not present a tripping hazard Never unplug the unit by pulling on the power cord Always grasp the connector head or adapter body Ensure tha...

Page 4: ...gle Cat6 6a 7 Ethernet cable It supports up to 7 1 channel audio pass through can extract the audio for separate amplification and features advanced EDID management It supports the Power over Cable Po...

Page 5: ...Supports HDR10 HDR10 Dolby Vision and Hyper Log Gamma HLG Supports 7 1 high definition audio pass through Can extract audio from HDMI signal for distribution to digital coaxial and 3 5mm stereo analo...

Page 6: ...presentative through the Live Chat link on our website www monoprice com or via email at support monoprice com Check the website for support times and links PACKAGE CONTENTS Please take an inventory o...

Page 7: ...The LED illuminates red when power is applied 3 IN The LED illuminates green when an active signal is detected on the input port 4 LOOP The LED illuminates green when an active display is detected on...

Page 8: ...y 2 channel LPCM audio 2 HDMI HDMI IN port for connecting a video source device and LOOP OUT for connecting a local display 3 CAT OUTPUT RJ45 jacks for connecting Cat6 6a 7 Ethernet cables not include...

Page 9: ...DID Refer to the EDID SETTINGS section for details 2 SERVICE Micro USB port used for upgrading the firmware or to issue serial port commands Refer to the SERIAL CONTROL section for details Receivers 1...

Page 10: ...Micro USB port for performing firmware upgrades 6 IR IN 3 5mm jack for connecting one of the included IR receivers 7 DC 12V DC barrel connector for connecting an AC power adapter The system supports...

Page 11: ...11 SAMPLE CONNECTION DIAGRAM...

Page 12: ...plays If one or more displays do not show video and or play audio the video and or audio capabilities are beyond that display s capabilities and the EDID should be adjusted accordingly Note that a 1 i...

Page 13: ...7 1 10011 4K2K60Hz_420 Stereo Audio 2 0 10010 4K2K60Hz_420 Dolby DTS 5 1 10001 4K2K60Hz_420 HD Audio 7 1 10000 4K2K60Hz_444 Stereo Audio 2 0 01111 4K2K60Hz_444 Dolby DTS 5 1 01110 4K2K60Hz_444 HD Audi...

Page 14: ...tereo Audio 2 0 00010 1080p Stereo Audio 2 0 00001 1080p Stereo Audio 2 0 00000 PC Control Mode SERIAL CONTROL This system can be controlled using a computer connected to the SERVICE port on the trans...

Page 15: ...quence When all outputs are requested by a command the response will report each output on a separate line The x y and z in the command are parameters The default option is bolded Output Commands Comm...

Page 16: ...cat output 1 stream Disable cat output 1 stream Enable cat output all stream Disable cat output all stream r hdmi hdcp Reports the HDCP status of the HDMI LOOP OUT hdmi loop out hdcp on s hdmi hdcp z...

Page 17: ...mute Reports the audio output mute status audio mute 0 s audio mute z Sets the audio mute on or off z 0 1 0 off 1 on audio mute 0 EDID Commands r edid in Reports the EDID status on the input input EDI...

Page 18: ...80i Dolby DTS 5 1 6 1080i HD Audio 7 1 7 3D Stereo Audio 2 0 8 3D Dolby DTS 5 1 9 3D HD Audio 7 1 10 4K2K30_444 Stereo Audio 2 0 11 4K2K30_444 Dolby DTS 5 1 12 4K2K30_444 HD Audio 7 1 13 4K2K60_420 St...

Page 19: ...4 HD Audio 7 1 19 4K2K60_444 Stereo Audio 2 0 HDR 20 4K2K60_444 Dolby DTS 5 1 HDR 21 4K2K60_444 HD Audio 7 1 HDR 22 copy from hdmi loop out 23 copy from cat output 1 24 copy from cat output 2 25 copy...

Page 20: ...ical support is available through the online chat button on our website www monoprice com or through email by sending a message to tech monoprice com Check the website for support times and links To d...

Page 21: ...80p 60Hz 4K 60Hz YCbCr 4 2 2 4 2 0 8 bit 4K 60Hz YCbCr 4 4 4 Supported Color Spaces RGB YCbCr 4 4 4 4 2 2 4 2 0 High Dynamic Range Support HDR10 HDR10 Dolby Vision HLG Supported HDMI Audio Formats LPC...

Page 22: ...mum Power Consumption 14 watts Operating Temperature 32 104 F 0 40 C Storage Temperature 4 140 F 20 60 C Operating Humidity 20 90 RH noncondensing Transmitter Dimensions 8 3 x 3 9 x 1 0 210 x 100 x 25...

Page 23: ...n that event your right to use the equipment may be limited by FCC regulations and you may be required to correct any interference to radio or television communications at your own expense This equipm...

Page 24: ...more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from th...

Page 25: ...ection LLC EDID is a registered trademark of the Video Electronics Standards Association HDCP is a trademark of Digital Content Protection LLC Dolby Dolby Vision Dolby Digital Dolby Digital Plus Dolby...

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