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Ultra-thin HDBaseT Extender

 

6. Troubleshooting & Maintenance

Problems 

Causes 

Solutions 

Output image with white 
noise. 

Incorrect setting on the 
display 

Check the display

’s setting 

A cable of bad quality 

Try another high quality 
connection cable 

No output image when 
switching 

No signal at the input / output 
end 

Check with oscilloscope or 
multimeter if there is any 
signal at the input / output 
end. 

Fail or loose connection 

Make sure the connection 
is good 

The extender is broken 

Send it to authorized 
dealer for repairing. 

Cannot control the 
device by control device 
(e.g. a PC) through 
RS232 port 

Wrong RS232 
communication parameters 

Make sure the RS232 
communication parameters 
are correct. 

The device has already been 
broken 

Send it to authorized 
dealer for repairing. 

Cannot recognize 
device connected to the 
ETHERNET port   

The connected device has 
the same IP address with the 
extender 

Change the IP address of 
the extender or the 
connected device. 

Static becomes 
stronger when 
connecting the video 
connectors 

Bad grounding 

Check the grounding and 
make sure it is connected 
well. 

Cannot control the 
device by RS232 / IR 

The device has already been 
broken 

Send it to authorized 
dealer for repairing. 

If your problem persists after following the above troubleshooting steps, seek further 
help from authorized dealer or our technical support. 

Summary of Contents for VLHDMIEXT422

Page 1: ...VLHDMIEXT422 Ultra thin HDBaseT Extender All Rights Reserved Version VLHDMIEXT422_V1 2 User Manual ...

Page 2: ...d can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications It has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a commercial installation Oper...

Page 3: ... or install this product near water Do not put any heavy items on the extension cable in case of extrusion Do not remove the housing of the device as opening or removing housing may expose you to dangerous voltage or other hazards Install the device in a place with fine ventilation to avoid damage caused by overheat Keep the module away from liquids Spillage into the housing may result in fire ele...

Page 4: ...1 2 Panel Description 2 2 1 VLHDMIEXT422T Transmitter 2 2 2 VLHDMIEXT422R Receiver 3 2 3 Twisted Pair Cable Description 4 3 System Connection 5 3 1 Usage Precautions 5 3 2 System Diagram 5 3 3 Connection Procedure 5 4 Specification 7 5 Panel Drawing 8 6 Troubleshooting Maintenance 9 7 After sales Service 10 ...

Page 5: ...ature Ultra thin design The highest resolution is 4Kx2k 60Hz HDCP2 2 compliant Maximum transmission distance is up to 70m for 4Kx2K Maximum transmission distance is up to 100m for 1080p Maximum extension distance is up to 100m for Ethernet Support bi directional PoH High bandwidth 10 2Gbps Support IR RS232 pass through LED indicators show work status 1 3 Package Content Transmitter 1 x VLHDMIEXT42...

Page 6: ...arrier to collect infrared signal work with far end IR OUT port IR OUT Connect with 5V IR Emitter to send infrared signal work with far end IR IN port HDMI IN Connect with HDMI source HDBT OUT Connect to the HDBT IN socket on the receiver via CAT5e CAT6a cable support bi directional PoH ETHERNET 100M Ethernet interface when need to work in a LAN one of these 4 ports both the Ethernet ports of tran...

Page 7: ...rmal HDCP HDCP compliant indicator OFF No HDMI traffic no picture GREEN Traffic with HDCP Blinking GREEN Traffic without HDCP Power OFF No power RED DC power present RS232 RS232 connector IR IN Connect with 5V IR receiver with carrier to collect infrared signal work with far end IR OUT port IR OUT Connect with 5V IR Emitter to send infrared signal work with far end IR IN port HDMI OUT Connect with...

Page 8: ...ry if transmitter connects with power 2 3 Twisted Pair Cable Description The twisted pair used in this extender MUST be a straight through cable Notice Cable connectors MUST be metal one the shielded layer of cable MUST be connected to the connector s metal shell to make a better transmission TIA EIA T568A TIA EIA T568B Pin Cable color Pin Cable color 1 green white 1 orange white 2 green 2 orange ...

Page 9: ...for good transmission effect 3 2 System Diagram 3 3 Connection Procedure Step1 Connect HDMI source such as DVD player to HDMI IN port of the transmitter with HDMI cable Step2 Connect HDBT OUT port of transmitter and HDBT IN port of receiver with single CAT5e CAT6a cable Step3 Connect HDMI displayer such as HDTV to HDMI OUT port of receiver with HDMI cable Step4 Both transmitter and receiver have I...

Page 10: ...used for Internet access and the others can be connected with computers Step6 Connect the RS232 port of the computer and the RS232 port of transmitter or receiver any one is able to work as the RS232 signal can be transmitted bi directionally by using a RS232 cable Step7 Connect with DC24V power adaptor s separately or only connect power adaptor to transmitter or receiver ...

Page 11: ...3 5mm mini jack 1 RJ 45 1 3p captive screw connector Output 1 HDMI 1 IR 1 RS232 Output Connector 1 Female HDMI 1 3 5mm mini jack 1 3p captive screw connector Ethernet 2 Black RJ45 with a dual color indicator Green Yellow Ethernet Transmission Speed Adaptive 10M 100M max full duplex or half duplex General Transmission Mode HDBaseT Resolution Up to 4K 2K 60Hz Transmission Distance 1080P 100m 4K 2K 7...

Page 12: ...HDMIEXT422T Transmitter 5 2 VLHDMIEXT422R Receiver HDCP LINK TX RS232 IR IN IR OUT HDMI IN HDBT OUT ETHERNET ETHERNET DC 24V RX TX 152 mm 16 2 mm 104 mm HDCP LINK RX RX TX RS232 IR IN IR OUT HDMI OUT HDBT IN ETHERNET ETHERNET DC 24V 152 mm 16 2 mm 104 mm ...

Page 13: ... g a PC through RS232 port Wrong RS232 communication parameters Make sure the RS232 communication parameters are correct The device has already been broken Send it to authorized dealer for repairing Cannot recognize device connected to the ETHERNET port The connected device has the same IP address with the extender Change the IP address of the extender or the connected device Static becomes strong...

Page 14: ... the product Damage deterioration or malfunction caused by Normal wear and tear Use of supplies or parts not meeting our specifications No certificate or invoice as the proof of warranty The product model showed on the warranty card does not match with the model of the product for repairing or had been altered Damage caused by force majeure Servicing not authorized by distributor Any other causes ...

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