no-signal Troubleshooting

No signal / black screen on the sweguard USB C Kabel 3.1A [2Stück 3m] Schnellladung, Ladekabel USB C Nylon für iPhone 15 16 Pro Max, Samsung Galaxy S24 S23 S22 S21 S20 S10 S9 S8 Plus,Note,A71 A55 A52 A51 A50 A15,Flip Pixel LG Moto

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

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

How to fix No signal / black screen

Check the HDMI connection

Ensure the HDMI cable is fully seated in both the TV and the source device.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026
Difficulty: ★ Est. 3 min

Parts needed: sweguard sweguard-USB-C-3m-2Pack HDMI Cable

Select the correct input

Change the TV input to match the port the source device is connected to.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026
Difficulty: ★ Est. 2 min

Replacement parts for the sweguard USB C Kabel 3.1A [2Stück 3m] Schnellladung, Ladekabel USB C Nylon für iPhone 15 16 Pro Max, Samsung Galaxy S24 S23 S22 S21 S20 S10 S9 S8 Plus,Note,A71 A55 A52 A51 A50 A15,Flip Pixel LG Moto

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