A cell phone, like any complex device, requires care in operation and periodic preventive maintenance. Prevention consists in cleaning the telephone set from dust and dirt, as well as from corrosion. Cleaning should be done at least once a year.
During operation, dust accumulates on the PCB of the cellular phone. In turn, this leads to a deterioration of the phone. The phone does not catch the network, the speaker and microphone do not work periodically, the phone does not charge. Also, dust can serve as a source of closure. In addition, dust accumulates condensate and moisture, and this already leads irreversible consequences.
Cleaning the cell phone takes place in three stages:
Conclusions: Timely cleaning can significantly extend the life of a cell phone.