Onkyo TX NR905 Instruction Manual
![Onkyo TX NR905 manual cover](/images/f09a1a31b299b0d20a3dd121/thumbs/thumb175x175.webp)
To perform a factory reset on the Onkyo TX NR905, press and hold the VCR/DVR button, then press the ON/STANDBY button. Hold both buttons until "Clear" appears on the display. Release the buttons, and the receiver will reset to factory settings.
First, ensure all speaker connections are secure. Check that the receiver is not muted and the correct input source is selected. Verify that the volume level is not set to minimum. If the issue persists, try resetting the receiver or check for blown fuses.
To update the firmware, download the latest firmware from the Onkyo website onto a USB drive. Insert the USB drive into the receiver's USB port and follow the on-screen instructions to complete the update process.
This could be due to overheating or a speaker wire short. Ensure that the receiver has adequate ventilation. Check all speaker wires for shorts or frayed ends. If necessary, perform a factory reset to clear any software glitches.
The Onkyo TX NR905 does not have built-in Wi-Fi. You can connect it to a network using an Ethernet cable or an external network adapter compatible with the receiver's specifications.
Yes, you can use the Onkyo Remote app available for iOS and Android devices to control the TX NR905, provided the receiver is connected to the same network as your mobile device.
Connect the supplied microphone to the receiver. Navigate to the setup menu and select Audyssey MultEQ. Follow the on-screen instructions to perform the calibration process, ensuring optimal sound for your listening environment.
Regularly dust the exterior with a soft cloth. Ensure proper ventilation by keeping the vents clear. Periodically check all connections for wear or damage. Update firmware as needed and conduct a visual inspection of internal components if comfortable.
Ensure all HDMI cables are securely connected. Try using different HDMI ports on both the receiver and the connected device. Verify the input source is correctly set. If issues persist, try a factory reset or update the firmware.
Check that the batteries in the remote are fresh and correctly installed. Ensure there are no obstructions between the remote and the receiver. Try resetting the remote by removing the batteries and pressing all buttons. If necessary, re-pair the remote with the receiver.