no-sound Troubleshooting

No sound 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: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026

The soundbar powers on but produces no audio, often from a wrong input, a loose HDMI connection or a muted source.

How to fix No sound

Check the volume

Ensure the TV is not muted and the volume is turned up.

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026
Difficulty: ★ Est. 2 min

Check the audio output

Ensure the audio output is set to the TV speakers, not an external device.

Source: Samsung TV support — no signal / HDMI 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 Stand TCL 65Q6C Remote Control TCL 65Q6C Power Cable TCL 65Q6C Wall Mount TCL 65Q6C HDMI Cable

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