Apr 28, 2015 · Onkyo: I will keep sending your TX-NR626 units back until I get satisfaction. The backstory: I've had 2 defective units in a row and talked with the folks at Onkyo tech support for both of them. I ... Step up to THX-certified surround sound with the TX-NR737—the most potent and future-ready A/V receiver in its class. With a high-current massive transformer, discrete Three-Stage Inverted Darlington Circuitry amplification, and extremely robust construction, this heavyweight is ideal for showcasing the latest movies mixed in Dolby Atmos*.
Ok so I am working on another Onkyo TX-NR636 this one has no video output. I have swapped the HDMI board just to verify that the problems is with the HDMI board and the replacement board works fine as does the receiver. Onkyo TX-NR636 Unboxing Initially, I planed to purchase the receiver online as it’s a bit cheaper, but I noticed sellers on Lazada (Thai online shop) did not always provide warranty with a clear “Warranty: NO”, so based on the HDMI card issues above, I really wanted to have a proper warranty, and easy access to Onkyo service center.