Four steps to disassemble the good price and quality ac dc power adaptor
1. The upper and lower covers of the good price and quality ac dc power adaptor are encapsulated by injection molding or bonded with superglue, without any screws, so it can only be cracked by violence. However, as long as the method is proper, the good price and quality ac dc power adaptor can be completely restored to its original state, and there is almost no trace of disassembly without careful observation.
2. Place the lateral side of the good price and quality ac dc power adaptor on the white paper, use the blade of an electrician's knife to cut into the gap between the upper and lower covers of the power adapter, and then hit the back of the electrician's knife with a hammer to make the electrician's knife cut from the gap between the upper and lower covers of the adapter. go in. At different positions in the gap between the upper and lower covers of the adapter, use the tip of the electrician's knife to slide along the gap. When a certain part of the upper and lower covers is cracked first, push the tip of the knife deep, and then slowly separate the upper and lower covers of the adapter.

3. Then open the shell, you can see that there is a copper shielding layer on the outside of the circuit of the good price and quality ac dc power adaptor, use a utility knife to cut off the tape on the shielding layer, and then use a soldering iron to solder the shielding layer and connect it to the internal circuit board The shielding layer can be removed by the two solder joints.
4. There is a thicker hard plastic film between the shielding layer and the circuit board, and then cut it with a utility knife.
After these four steps are completed, you can repair the good price and quality ac dc power adaptor.