Touch switch manufacturers teach you how to remove the touch switch? The tap switch is widely used in a variety of living and home equipment, but because of the use of the environment and habits and the quality of the product is different, there will often be oxidation keys or ineffective action, this time, for the user with strong hands-on ability, you can remove and replace yourself. The light-touch switch replacement of high-current electrical appliances needs to be safely replaced by professionals.
Tools to be prepared: scissors, soldering iron, rosin oil, alcohol, tin bar, metal fine pointed tweezers, fine sandpaper, touch switch, multimeter, etc.
1, remove the circuit board corresponding to the light touch switch, check whether there are other electronic components near the light touch switch, to avoid damage to other parts when the original spot tin is removed by the electric rod;
2, ironing off the original tin point with electric iron, remove the damaged light touch switch;
3, alcohol clean off the circuit board near the tap switch position, use a multimeter to detect the circuit of the key pin;
4, the new light touch switch uses electric soldering iron and tin strip, rosin oil for welding and fixing, need to pay attention to the original light touch switch is patch or pin, the patch is easier to weld, the pin needs to be successfully welded, with scissors to cut off the excess length of the foot.
5, after the tin is dry, check whether the switch is fixed, and then the circuit board is installed in the original way.
Therefore, the removal and re-installation of the tap switch is roughly such a step, but it is recommended that professionals replace it to avoid accidents because of the unfamiliarity of the circuit.
