Go:Mixer: SYMPTOM: Sound quality dof the LINE 1 input is strange or cannot be heard well. January 21, 2025 05:59 Updated Follow Please make sure that the CENTER CANCEL switch at LINE 1 input is OFF. Related articles GO:MIXER PRO X: How to Setup a Guitar or Bass GO:KEYS, GO:PIANO: Are Bluetooth earphones or headphones supported? TR-8S: USB Audio - How to send individual instruments GO:KEYS 5, GO:KEYS 3: Maximum Polyphony TR-8: Troubleshooting Noise and Performance Issues with USB Audio