Use standard RCA (Red/White) cables for CD players or older components.
If you need to change the AM tuning interval (9kHz vs 10kHz), hold down while pressing the power button. 4. Troubleshooting & Maintenance Ensure the button hasn't been pressed. Check that the INPUT MODE sony str k670p manual
Official documentation is typically available on Sony Support or through archived service manuals on sites like Scribd . Use standard RCA (Red/White) cables for CD players