Onkyo TX SR604, 604E, TX SR8460, TX SR674 Instruction Manual
![Onkyo TX SR604, 604E, TX SR8460, TX SR674 manual cover](/images/540ccac29af14bfd67bf7e77/thumbs/thumb175x175.webp)
To reset the Onkyo TX-SR604 to factory settings, press and hold the VCR/DVR button and then press the On/Standby button. Hold both until "Clear" appears on the display. This will reset the receiver to its default settings.
First, ensure that all speaker cables are properly connected. Check if the correct input source is selected and the volume is turned up. If using HDMI, ensure that the HDMI audio is set to "On" in the settings. If the issue persists, try a factory reset.
The Onkyo TX-SR674 does not have built-in Bluetooth support. To connect a Bluetooth device, you'll need an external Bluetooth adapter connected to one of the receiver's audio inputs. Ensure the adapter is compatible with your receiver.
The Onkyo TX-SR8460 does not support firmware updates via USB or network. Ensure you check Onkyo's official website for any service bulletins or contact their customer support for assistance if you suspect a firmware issue.
If the receiver shuts off unexpectedly, it could be due to overheating or speaker wire shorting. Ensure the receiver has adequate ventilation and that none of the speaker wires are touching each other. Check for any error messages on the display.
Connect the supplied microphone to the setup mic jack on the front panel, then follow the on-screen instructions using the remote to start the automatic speaker setup. This process will optimize the speaker settings for your room environment.
Yes, the Onkyo TX-SR8460 can be controlled with most universal remotes. You will need to program the remote with the appropriate code for Onkyo devices, which can be found in the universal remote's manual.
Ensure all HDMI cables are securely connected and check if the HDMI inputs and outputs are correctly assigned in the receiver's menu. Try using different cables or inputs, and make sure the firmware is up to date if applicable.
Regularly dust the exterior with a dry cloth, ensure the ventilation openings are clear, and check all wired connections for tightness. Avoid placing the receiver in direct sunlight or near heat sources.
The Onkyo TX-SR604E has a single subwoofer pre-out, but you can connect multiple subwoofers using a splitter cable. Ensure that the combined impedance does not exceed the receiver's specifications.