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Limpar o alto-falante

Alto-falante abafado, baixo ou estalando? Três modos de som limpam em minutos: um pulso de 165 Hz expulsa a água, rajadas de varredura sacodem a poeira e tons graves de vibração terminam o serviço. Volume no máximo, alto-falante para baixo, escolha um modo.

Antes de começar: volume no máximo, sem capinha, alto-falante para baixo. Rode cada modo 2–3 vezes, limpando a grade entre as rodadas.

A rotina completa de limpeza

Molhou: modo Água 2–3 vezes, secando entre as rodadas, e depois uma hora secando ao ar antes de carregar. Foi ficando baixo aos poucos: isso é meses de fiapo de bolso — modo Poeira 2–3 vezes mais uma escova de dentes macia e seca na grade recuperam a maior parte do volume perdido. Ainda estala depois da limpeza: verifique se é sujeira ou um alto-falante danificado — uma senoide limpa que chia numa única frequência aponta para dano físico.

A física em detalhe e as ferramentas de diagnóstico: Water Eject · Sweep Generator · Balance Test

Perguntas frequentes

Como funciona limpar o alto-falante com som?

Um alto-falante é uma membrana que move ar. Tons fortes fazem essa membrana bombear com força suficiente para expulsar fisicamente o que não deveria estar ali: um tom pulsante de 165 Hz ejeta as gotas de água (o mesmo truque do Water Lock do Apple Watch), enquanto rajadas de varredura por todo o espectro sacodem poeira e sujeira presas na tela. Resolve a maioria dos casos de "alto-falante abafado" em minutos, grátis e sem instalar nada.

Qual modo devo usar?

Modo Água se o celular molhou — chuva, pia, piscina. Modo Poeira se o alto-falante foi ficando baixo aos poucos (fiapo e poeira se acumulam por meses). Teste de vibração como finalizador para partículas teimosas, ou rode os três em ordem para uma limpeza completa. Entre as rodadas, limpe a grade com uma escova macia e seca.

Funciona em fones e notebooks também?

Sim — qualquer aparelho cujo alto-falante reproduza o tom recebe o mesmo efeito físico: celulares, tablets, notebooks, caixas Bluetooth e fones intra-auriculares (nos fones, o modo Água depois de chuva ou suor é o uso mais comum). Volume no máximo, aberturas do alto-falante para baixo.

Esses sons podem danificar o alto-falante?

Não — são sinais de áudio comuns, dentro da faixa para a qual os alto-falantes foram construídos. O risco real é o oposto: deixar água ou poeira condutiva lá dentro, corroendo os contatos com o tempo. Limpar logo protege o aparelho.

O som continua abafado depois de várias rodadas — e agora?

Limpe a grade com uma escova macia e seca, rode o ciclo completo dos três modos mais uma vez e, se houve líquido, deixe o aparelho secar ao ar por uma hora. Se ainda estiver abafado, o bloqueio pode estar mais fundo do que o som alcança (ou o próprio alto-falante está danificado) — confira o que restou com uma varredura de frequências e considere uma limpeza profissional.

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