Onkyo HT RC370 Instruction Manual

To reset the Onkyo HT-RC370 to factory settings, turn off the receiver. Then, while holding down the "VCR/DVR" button, press the "ON/STANDBY" button. The display will show "Clear," indicating the reset is complete.
Check that the speaker cables are properly connected to both the receiver and the speakers. Ensure that the correct input source is selected on the receiver. Also, verify that the receiver is not set to mute.
To update the firmware, connect the receiver to your network via Ethernet. Go to the receiver's setup menu, select "Hardware Setup," and then "Firmware Update." Follow the on-screen instructions to complete the update process.
The Onkyo HT-RC370 does not have built-in Bluetooth. However, you can use an external Bluetooth adapter connected to an available input to stream audio from a Bluetooth device.
Keep the receiver clean by dusting it regularly with a soft, dry cloth. Ensure proper ventilation to prevent overheating, and periodically check all cable connections for secure attachment. Avoid exposing the receiver to moisture or excessive heat.
If the receiver turns off unexpectedly, it might be due to overheating. Make sure there is adequate ventilation around the unit. Check if the speaker impedance is compatible with the receiver's specifications. If the issue persists, consult a technician.
Ensure that the speaker setup is configured correctly in the receiver's menu. Use high-quality speaker cables and consider bi-wiring if your speakers support it. Experiment with different sound modes to find the best setting for your content.
Connect the subwoofer cable to the subwoofer pre-out jack on the receiver. Ensure the subwoofer is powered on and adjust the subwoofer settings in the receiver’s speaker setup menu for optimal bass performance.
First, check and replace the batteries in the remote control if necessary. Ensure there are no obstructions between the remote and the receiver. If the problem continues, try resetting the remote or consult the user manual for further troubleshooting steps.
Ensure the receiver’s HDMI inputs and outputs are connected to the 4K source and TV using high-speed HDMI cables. Access the receiver's setup menu to configure the video output settings to support 4K resolution.