Onkyo TX NR747 Basic Manual
![Onkyo TX NR747 manual cover](/images/5c7b8d783d6e304e21304f2f/thumbs/thumb175x175.webp)
To perform a factory reset, turn off the receiver. Then, while holding down the "CBL/SAT" button, press "ON/STANDBY". When you see 'Clear' on the display, release the buttons. The receiver will reset to factory settings.
First, check that the speakers are properly connected and the receiver is set to the correct input source. Ensure that the volume is turned up and not muted. Finally, check speaker settings in the setup menu to ensure they are configured correctly.
Connect the receiver to the internet. Press the "Home" button, go to "Setup", then "Firmware Update". Follow the on-screen instructions to complete the update process.
Activate Bluetooth on your device. Press the "Bluetooth" button on the remote or select "Bluetooth" from the input list on the receiver. Pair your device with the receiver named "Onkyo TX-NR747".
Ensure all HDMI cables are securely connected. Try a different HDMI cable or port. Set the HDMI input signal format to 'Standard' in the setup menu. Update the firmware if necessary.
Yes, download the Onkyo Remote app available for iOS and Android. Ensure your phone is connected to the same network as the receiver for control.
Connect the supplied microphone to the receiver's AccuEQ setup jack. Press "Home", select "Setup", navigate to "Speaker Setup", and then "AccuEQ Room Calibration". Follow the on-screen prompts.
Ensure the unit is placed in a well-ventilated area and not enclosed in a cabinet. Check that ventilation openings are not blocked. Consider using an external cooling fan if overheating persists.
Connect speakers to the Zone 2 or Zone 3 outputs. Press "Zone 2" or "Zone 3" on the remote, adjust the volume, and select your desired input source for each zone via the receiver's menu.
Check the power cord connection and ensure that the outlet is functional. Try a different outlet or power cable if necessary. If the issue persists, it may require professional repair.