![Amazon.com: Marantz MM7025 Stereo Power Amplifier | 2-Channel | 140 Watts per Channel | Both Single-Ended RCA and Balanced XLR Inputs | Black : Electronics Amazon.com: Marantz MM7025 Stereo Power Amplifier | 2-Channel | 140 Watts per Channel | Both Single-Ended RCA and Balanced XLR Inputs | Black : Electronics](https://images-na.ssl-images-amazon.com/images/I/71G7SmCLlrL._AC_UL900_SR615,900_.jpg)
Amazon.com: Marantz MM7025 Stereo Power Amplifier | 2-Channel | 140 Watts per Channel | Both Single-Ended RCA and Balanced XLR Inputs | Black : Electronics
![When I plug my HEOS 1 in, it blinks red and will not allow me to play music. I unplugged the device and waited about When I plug my HEOS 1 in, it blinks red and will not allow me to play music. I unplugged the device and waited about](https://f01.justanswer.com/tQY1fkqk/1f895ed6-cd3d-48c1-87e1-6b65f566236c.jpeg)
When I plug my HEOS 1 in, it blinks red and will not allow me to play music. I unplugged the device and waited about
![Amazon.com: Marantz M-CR612 Network CD Receiver | Wi-Fi, Bluetooth, AirPlay 2 & HEOS Connectivity | AM/FM Tuner, CD Player, Unlimited Music Streaming | Compatible with Amazon Alexa | Black : Electronics Amazon.com: Marantz M-CR612 Network CD Receiver | Wi-Fi, Bluetooth, AirPlay 2 & HEOS Connectivity | AM/FM Tuner, CD Player, Unlimited Music Streaming | Compatible with Amazon Alexa | Black : Electronics](https://m.media-amazon.com/images/I/71Wmmp6pacL._AC_UF1000,1000_QL80_.jpg)