Friday, December 17, 2010

The extended application of DM500V8


Generally, series of multimedia satellite of DM500 receivers has a European-style interface behind the panel, which is Europe's advanced all-digital transmission mode. To us ,the interface is no use, but some of the interface output pin controlled by the CPU have different levels, according to this feature in which I could plug the mouth related to the European level as a control signal to control the outside of the facility, so that you can make it synchronization with the receiver.





TV as a display facility usually works with DM500V8 receivers simultaneously, if you want to share the type of program ratings, remember to connect the broadband modem, router at the same time. Set DM500V8 in CVBS, S-Vide0 video output mode, and set the output voltage of the first 16 EU interfaces pin plug to 0, then set DM500V8 in RGB, YCbCr video output mode.



The output voltage of the interface 16 pin Euro plug is 4.5V, the beginning of the European plug to the interface through the first 16 feet out of the 4,5 V voltage drive a 6V relay, the realization of TV, broadband modems, routers, power synchronous switch, but try to relay the interface with the European section 16 inserted pin connector, and set the output of the 4.5V voltage down to 2V, it seems that the first 16 EU interfaces pin plug only serve as a signal control side, and finally made two different control circuits, with DM500V8 different video output mode to use.

Do not set the video output mode of DM500V8 S-Video  to black and white images, while the other three did not affect the normal viewing mode, according to different video output modes in DM500V8 European plug interfaces under section 16 changes in the foot with a different level control circuit is connected with. When you install it, select a multi-button switch with a separate jack and control the jack inserted row.

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