Onkyo TX SR578 Instruction Manual
![Onkyo TX SR578 manual cover](/images/bc39b480f2cdea560ac1ded0/thumbs/thumb175x175.webp)
To perform a factory reset on your Onkyo TX SR578, press and hold the VCR/DVD button while pressing the On/Standby button. Release the VCR/DVD button when "Clear" appears on the display. This resets the receiver to its factory settings.
First, ensure all cables are securely connected and the correct input source is selected. Check if the receiver is set to Mute. If the problem persists, try resetting the receiver and ensure that the speakers are properly configured in the setup menu.
The Onkyo TX SR578 does not support firmware updates via internet directly. Please check the Onkyo website or contact customer support for the latest firmware updates and instructions on how to apply them, if available.
Ensure that the remote control has fresh batteries and is pointed directly at the unit. Remove any objects that might obstruct the infrared signal. If it still doesn't work, try resetting the remote by removing the batteries and pressing every button twice.
Connect the HDMI output from the Onkyo TX SR578 to an HDMI input on your TV. Ensure that the correct HDMI input is selected on your TV. For audio, make sure HDMI Control (RIHD) is set to On in the receiver's setup menu.
Regularly dust the exterior with a soft, dry cloth. Avoid using chemical cleaners. Ensure good ventilation around the receiver to prevent overheating. Periodically check cable connections and speaker configurations.
Use the setup microphone included with the receiver for automatic speaker configuration. Connect the microphone to the setup mic jack and follow the on-screen instructions for speaker calibration and configuration.
Ensure the receiver is placed in a well-ventilated area and that the top and sides are not blocked. Check that the cooling fans are operational. Avoid stacking other components on top of the receiver.
The Onkyo TX SR578 does not have built-in Bluetooth. You can use a Bluetooth audio adapter connected to one of the audio inputs to enable Bluetooth streaming.
Use the available HDMI, optical, coaxial, or analog inputs on the receiver to connect additional devices. Ensure you select the correct input on the receiver for the device you wish to use.