hdmi-no-audio Troubleshooting

HDMI no audio on the TCL 65Q6C 65 Zoll QD-Mini LED Fernseher, 4K HDR Premium 1000nits, Smart TV mit Google TV (Dolby Vision IQ & Atmos, Onkyo 2.1 Soundsystem, 144Hz Motion Clarity Pro, Game Master)

Source: TCL support — TV troubleshooting Confidence: 80% Verified Aug 9, 2026

The TV shows video over HDMI but no audio, often due to an audio output setting.

How to fix HDMI no audio

Check the audio output

Ensure the TV audio output is set to the correct source.

Source: TCL support — TV troubleshooting Confidence: 80% Verified Aug 9, 2026
Difficulty: ★ Est. 3 min

Check the source device

Ensure the source device is outputting audio over HDMI.

Source: TCL support — TV troubleshooting Confidence: 80% Verified Aug 9, 2026
Difficulty: ★ Est. 3 min

Replacement parts for the TCL 65Q6C 65 Zoll QD-Mini LED Fernseher, 4K HDR Premium 1000nits, Smart TV mit Google TV (Dolby Vision IQ & Atmos, Onkyo 2.1 Soundsystem, 144Hz Motion Clarity Pro, Game Master)

TCL 65Q6C Remote Control TCL 65Q6C Stand TCL 65Q6C Power Cable TCL 65Q6C Wall Mount TCL 65Q6C HDMI Cable

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