How to maintain DC plug? What is specific maintain a method? Let me tell you more about it.
The most common materials used for DC plugs are silver white and copper yellow. The silver DC plugs are copper plated and the copper yellow DC plugs are copper. Since silver is more stable and electronically engineered than copper, copper plated with silver can be used to upgrade the user experience of the DC plug device.
No matter which DC plug is used for a long time, its surface will be oxidized, resulting in poor contact. Therefore, if not used for a long time, it should be protected. Many audio input/output devices are currently purchased with a plug, which is the best protection. If the DC plug has been oxidized, the following method can be used.
1, with dilute hydrochloric acid, can be very loose, use paper cups filled a glass of water, with a glass rod with concentrated hydrochloric acid, thrown into the water, be careful when you operation, don't jilt all over the world, and be sure to stay away from strong hydrochloric acid bottle), left a few times more, then the whole DC plug bubble inside, stir, after a long time have no matter son, because silver and copper and not reaction of hydrochloric acid, and then take it out to dry
2. Gently wipe the DC plug with toothpaste. Force may scratch DC plug coating, scratches will also contact poor
3, use cardboard to wipe DC plug, do not follow the lines, is also a light wipe
4, with the eraser DC plug, this should be hard, but not very easy to rub, some places may not rub
5, wipe DC plug with sandpaper, fine sandpaper is better, coarse sandpaper on life, it is best not to use this method.