KabelDirekt – 8K & 4K HDMI-Kabel – 2m – Deutsche Flexcore-Technik | 10K, 8K@60Hz & 4K@120Hz, High Speed HDMI – für PS5, Xbox Series X/S, Switch 2, PC & Blu-ray – störungsresistent & flexibel — Error codes & fixes

Troubleshooting guide for the KabelDirekt – 8K & 4K HDMI-Kabel – 2m – Deutsche Flexcore-Technik | 10K, 8K@60Hz & 4K@120Hz, High Speed HDMI – für PS5, Xbox Series X/S, Switch 2, PC & Blu-ray – störungsresistent & flexibel. Diagnose an error code and find the fix.

Dead / stuck pixels

dead-pixels

The panel has dead or stuck pixels, often a panel defect.

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026
2 fixes available

No sound

no-sound

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

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026
2 fixes available

Wi-Fi connection failure

wifi-connect

The purifier cannot connect to the app or Wi-Fi, blocking remote control and monitoring.

Source: Samsung TV support — no signal / HDMI Confidence: 80% Verified Aug 9, 2026
2 fixes available

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