There may be several reasons why the CCD charger cannot be charged. First of all, check whether the socket is working properly, it may be the socket fault resulting in no power supply. Secondly, check whether the charger itself is damaged, which may be a problem with the charger line or interface. In addition, there may also be a problem with the charging device, such as a loose charging cable or a damaged device battery. Finally, consider the compatibility of the charger with the device to ensure that the charger is suitable for the voltage and current requirements of the device. If none of the above is a problem, it is recommended to replace the charger or consult a professional to solve the problem.