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Earpiece: Mobile Phone Spares
The earpiece is the small speaker positioned at the top of a phone's front face, used for voice output during calls. It is distinct from the loudspeaker used for media and speakerphone. Earpiece faults are a common complaint in Nairobi workshops — distorted or muffled call audio, complete silence during calls, or the user needing to switch to speakerphone for every conversation.
Construction
The earpiece is a compact electromagnetic speaker driver — a coil, magnet, and diaphragm in a sealed housing — connected to the motherboard via a spring contact or flex cable. It is typically mounted in a recess at the top of the phone frame, behind a mesh grille that keeps dust and debris out while allowing sound to pass.
Common Failure Causes
Dust and debris accumulation behind the earpiece mesh is the most frequent cause of muffled call audio. Cleaning the mesh with a dry toothbrush or low-pressure air resolves many complaints without any part replacement. Actual speaker failure — a torn diaphragm or broken coil — produces distorted or absent audio that persists after cleaning. Water damage can leave mineral deposits on the speaker diaphragm that distort the sound.
Replacement in Nairobi
Earpiece replacements are straightforward and inexpensive for most phones. Parts for Tecno, Infinix, and Samsung mid-range phones: KES 200 to KES 600. iPhone earpiece assemblies — which on recent models integrate the earpiece, proximity sensor, and light sensor into one module — cost KES 800 to KES 2,500 and require more careful installation to maintain sensor function. Labour is typically KES 300 to KES 700.
