Hisense 55E7DS PRO Fernseher 55 Zoll, 4K UHD QLED, Smart TV, Hi-Concerto, 144Hz Game Mode, QLED Colour, Dolby Vision Atmos, Filmmaker, Audio, DTS Virtual, X, FreeSync Premium, 2026 — Error codes & fixes

Troubleshooting guide for the Hisense 55E7DS PRO Fernseher 55 Zoll, 4K UHD QLED, Smart TV, Hi-Concerto, 144Hz Game Mode, QLED Colour, Dolby Vision Atmos, Filmmaker, Audio, DTS Virtual, X, FreeSync Premium, 2026. Diagnose an error code and find the fix.

HDMI no audio

hdmi-no-audio

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

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

2 fixes available

No signal / black screen

no-signal

The TV or monitor shows no signal, often from an HDMI issue or a wrong input.

Source: Samsung TV support — no signal / HDMI Confidence: 90% Verified Aug 9, 2026

2 fixes available

Won't power on

no-power

The soundbar does not turn on, often from a faulty power supply or a blown fuse.

Source: Samsung TV support — no signal / HDMI Confidence: 85% Verified Aug 9, 2026

2 fixes available

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