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GefenTV Wireless HDMI Setup and Config

by marshal last modified June 18, 2009

GefenTV backThe included manual is miniscule and better served by being downloaded as a PDF from Gefen's website. Basically everything you need to know becomes obvious as you put the various parts together. To begin, nothing on the units indicate which is which, but it's pretty obvious which is the Sender and which the Receiver once you look at the connections on back. The Sender has a HDMI output and a plug for power, while the Receiver has a HDMI input, plug for power as well as left/right analog audio outputs (note: this output is only active when the audio being carried along by the HDMI source is 2 channel LPCM).

The GefenTV is HDMI 1.2a compliant and supports multichannel 5.1 audio and PCM through HDMI. Both Sender and Receiver have a front Power light and runs off of a 5V power adapter (there is also a Link light, but more on that in a second). The AC plugs include multiple taps for use in various countries, and it's easy enough to seat the correct plug, just remember to remove the protective insert that's already in place first.  Also included is a pair of stands that the Sender/Receiver can be easily fit into. While this makes the units stand vertically, I don't have any problems with the small footprint created. And I agree with Gefen's suggestion that this placement lets the radios function at their best (my experience in the past with standard-def wireless transmitters having shown this to be true). Finally, a good quality HDMI cable is included for connecting to the Sender. By the way, the cable, power supplies and Sender/Receiver come in a compact and nicely designed box for storing the unit or, as is more likely, as a sensible way of transporting everything from one location to another.

Both the Sender and Receiver use a Mode button to toggle between Unicast (one Sender/one Receiver) and Multicast (one sender/up to 5 Receivers). A green power light indicates Unicast while red designates that Multicast has been selected. As I only have one Receiver anyway, I selected Unicast mode. My living room setup consists of a number of video and audio sources connected via HDMI to a Yamaha AV receiver. An HDMI cable then snakes from the Yamaha's HDMI output to a front projector about 20 feet away. I plugged the output from the receiver to the Sender's HDMI input and inserted the AC plug (both Sender/Receiver are always on as there's no on/off switch). I then went over to the front projector which sits on a small table and moved it farther back - making the distance from the Yamaha receiver now greater than 50 feet. I took the HDMI cable coming out of the GefenTV Receiver and plugged it into the projector's HDMI input (and of course plugged in the AC for power).  I then switched everything on in the order Gefen specified: first the Sender/Receiver (which are already on, as is the Yamaha), then the display (in this case the front projector) and finally the video source, the BD player. The Link LEDs on the front of the Sender and Receiver started blinking rapidly - meaning that they were searching for each other. This was an automatic process.

 

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morrone posts on June 22, 2009 17:34
"To begin, nothing on the units indicate which is which, but it's pretty obvious which is the Sender and which the Receiver once you look at the connections on back. The Sender has a HDMI output and a plug for power, while the Receiver has a HDMI input, plug for power as well as left/right analog audio outputs (note: this output is only active when the audio being carried along by the HDMI source is 2 channel LPCM)."

I think you have that backwards; the Sender has the HDMI input, and the Receiver has the HDMI output. Which kind of calls into question how "obvious" it is.
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