fan-noise Troubleshooting

Loud fan / rattling noise on the BENFEI USB-C auf Ethernet Adapter

Source: iFixit — repair guides & answers Confidence: 60% Verified Aug 9, 2026

The fan is unusually loud or rattles, often from a blocked intake or a loose component.

How to fix Loud fan / rattling noise

Clean the fan

Clean the cooling fan and vents to remove dust.

Source: iFixit — repair guides & answers Confidence: 60% Verified Aug 9, 2026

Difficulty: ★★ Est. 20 min

Reduce load

Close heavy applications to reduce fan speed.

Source: iFixit — repair guides & answers Confidence: 60% Verified Aug 9, 2026

Difficulty: ★ Est. 5 min

Replacement parts for the BENFEI USB-C auf Ethernet Adapter

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