Monofone do Interfone com defeito - Manutenção Básica - Todas as marcas

3 main handset defects (internal part): Noise (hissing) in the sound/audio; Difficulty activating/opening the electronic gate or lock; No audio or no ring/call (intermittent defect); Solutions for these defects Maintenance for analog intercom brands: AGL, ECP, HDL, Líder, Thevear Did you like this video? Like it and help spread the word, share it with your friends! Subscribe to the channel and stay up-to-date with news and more information for your daily life! Support the Channel: Was the content of this video helpful in solving your problem? Support the channel and encourage the service provided by the creator: consider sending a tip for a coffee. PIX key: [email protected]