Repairing mobile phones has become a very important skill, because almost everyone has a smart phone now, and these devices need constant maintenance and repair. There is no standard price for training tuition for repairing mobile phones. It can be different according to different regions, schools and institutions.
For example, in some developed countries, the training fee for repairing mobile phones may be several times higher than that in some developing countries. In addition, different lecturers and coaches will charge different fees because of their different experiences and qualifications. Need to consider the length of training courses. Some training courses can only last for a few days, while others can last for several months. Obviously, the longer the course, the higher the tuition fee.
Need to consider the topics and contents involved in the training course. Some training courses may only involve the assembly and disassembly of mobile phones, while others may include higher-level skills such as circuit board maintenance and software maintenance. Need to consider the cost and living expenses of the training area. If you choose a place far away from home for training, you may have to pay for accommodation, catering and other expenses.
No matter which way you choose, the tuition fee may be different. Mobile phone maintenance should learn the basic structure, basic working principle and basic welding drills of mobile phones, systematically learn the working principle of various smart phones and the maintenance methods of common faults, and learn the operation methods of software such as upgrading, downloading and disassembly programming.
Basic knowledge of repairing mobile phones:
1, understand the performance and function of basic components such as capacitors, resistors, inductors, diodes and triodes.
2, familiar with the principle and function of oscillation signal generation.
3. Master the principle and practical application of various amplification circuit diagrams.
4. Master the working principle of single chip microcomputer and its application in mobile phone.
5. Master the principle of integrated circuit and its application in mobile phone.
6, master the scientific use of various maintenance tools and instruments.