Hi,
> >> VIDEO INPUT >> Replacement of the ADV7181 chip on my board restored the video input >> functionality. This supports the theory that the chip was damaged >> because of a voltage surge coming from my camera when it died. >> Let's just add the Littelfuse transient voltage suppression devices on >> the video input connectors of the RC3. >> > > will add Littlefuse V9MLA0402 placed in the rear of each video input > connector. > > http://www.littelfuse.com/products/Varistors/Multilater+Varistors+%28MLV%29/ML/V9MLA0402.html > After placed V9MLA0402LN in front of C204 (green RCA connector), the video captured same as http://downloads.qi-hardware.com/people/adam/m1/pic/M1_Screenshot_fullscreen_V9MLA0402LNH_casio_ex-z200.png I didn't inject a real 9V or 12V to test. The part is designed to suppress a variety of transient events, including those specified in IEC 61000-4-2 or other standards used for EMC, so its goal is typically applied to protect decoder.* * -adam
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