A little home power maintenance, but not very high
Upgrading of specialist household electrical maintenance skills
What is better than working for others and not being free to fight
Indeed, if one invests a little time and money to improve technology in the long run, learn a little bit more about the future for one's own good, in a normal sense of mind, as it is called, “leave” and “get it”; if one earns less than a million dollars a month for the maintenance of household electricity, some earn less than 2,000 dollars a month, it would be better to work; if it is not to do so, it must be done well; if all kinds of household electricity maintenance are understood, and if they are real, they must not cheat themselves。
(b) the country is highly specialized in 12 sub-laboratories for electrical maintenance, specialized training in basic electronic production and surveying, air conditioning maintenance, minor electrical maintenance, tablet television maintenance, refrigerator maintenance, maintenance of fully automated washing machines and computer maintenance of single machines
Teaching content
Teaching content:
I. Basic training modules in electronics: basic experiments on circuits; experiments on the use of various instruments; experiments on the detection of electromechanical devices; experiments on pulsed oscillation circuits; experiments on analogue magnification circuits; experiments on digital door circuits; experiments on radio signalling; experiments on reception. Test of cpu control principles. Sop, lqep, bga welding training
Ii. Training modules for traditional household electrical maintenance: television mechanics and fast fixes; semi-automatic and full-automatic washing machine mechanics and fast fixes, common washing machine computer circuit analysis and chip fast fixes; microwave stoves quick fixes, electromagnetic stoves fast fixes, electric cookers and fast fixes; electric water heaters, gas heaters fast fixes. Remote-controlled colour television mechanics and quick fixes; digital colour circuit experiments, bus debugging and failure maintenance experiments, eeprom burner training; large screen colour television circuit analysis and frequent failure speed fixes; card-level maintenance and chip-level quick fixes for digital high-resolution colours, vcd, dvd video disks. Technologies for the analysis of circuits and for rapid repair of frequent malfunctions; principles and rapid repair for the installation and operation of home theatres。
Iii. Maintenance module for high-frequency air-conditioning refrigerators:
Teaching content:
1) electronic foundation: electronic metaware, analogue electronic circuits, digital electronic circuits, cpu circuits, fixed-frequency air conditioning and variant air conditioning principles。
2) professionals: refrigeration principles; fcs, refrigerators, acs, circuit control principles; digital fcs control circuits and speed repair techniques; vector fcs control circuits and speed repair techniques
3) core hands-on training: welding technology operations, use of cooling tools; failure analysis of refrigerators, air-conditioning lines and exercise; failure analysis of refrigerators, air-conditioning refrigeration systems and exercise; domestic air-conditioning installation。
4) hands-on air conditioners: seahead wall-mounted digital direct-frequency air conditioners, seaboard digital direct-frequency air conditioners, haile-frequency air conditioners, grant-frequency air conditioners, sun-coolow-frequency air conditioners, koron-frequency air conditioners, shig-frequency air conditioners, loose-band-frequency air conditioners, long-rain-frequency air conditioners, sharp-frequency air conditioners, spring-frequency air conditioners, united states-based transform-frequency air conditioners, sea-link high-efficiency full straight-flow 180- vector straight-way straight-flow straight-flow direct-frequency air conditioners。
Iv. Training modules for large tablet television maintenance (including led television maintenance):
First, the current dominant type of tablet television, interpretation of terms related to flat-screen television circuits; market analysis for the sale and maintenance of flat-screen television; the composition of several flat-screen televisions in the school training room, with a full set of machines to open up; and the practice of dismantling flat-screen television。
(ii) the overall idea of working processes and maintenance of flat-screen television; the principle and structure of screen imaging: migraines, panels and back-light components; attention to screen-dismantling; participants to hand-open screens; recognition of the six main circuit board features of flat-screen television and organization of practice
(iii) screen panel maintenance replacement: screen size and signal format interface type: ttl interface, lvds interface, tmds interface, rsds interface, tcon interface feature and distinction; single, single, eight, double, six, double 8 distinction; exercise to distinguish between different signal interfaces; interface wiring, panel failure maintenance or replacement examples. The rules and meanings of the lcd panel type of each home; how to view the type of interfaces and parameters of the screen through PDF information; how to name the documents of the gc program; how to select the corresponding gc program according to the model of the screen; and how to organize practice. Iv) techniques and practices for the replacement of back-light components and the exchange of lamps and photo masks; the role and working methods of high-voltage panels; the analysis of the principles of high-voltage circuits, consisting of tl 50001, tl1451, ba9743, ta494, oz9rr, oz960, mp1029, bd9884, bit3106; the working methods of double-barrel self-resilient osciners; the working principles of common circuit protections, consisting of tl1451 and ka7500; the analysis of common malfunctions and vulnerable elements; the running of electrical circuits; the replacement techniques of high-volts and circuital modifications of high-pressure plates; and the design of practices
V) the main panel repair code: main panel composition, vga, s endpoint, dvi, hdmi, usb input interface standards, interface circuit, sil9011 circuit analysis; high school frequency-processing circuit chip: tda9808, tda9885tla7552, msp4410g fast points; video-processing circuit chip: tb1261, la76930, tda9321, om8838, tmpa8809, tda16051, tda15063, mt8202, mst718bu, mst9689, fli8668, pw328 circuit analysis and speed repair; microcontrol vehicle circuit chip: mm502, pw181, fli8668 circuit analysis and speed repair method; acoustic circuit chip: ms9u89al, tpa3004d2, msp3410, td89a, tda89, td2822, td972, td70, ttd7072, and tat53. (a) awareness of the full series of general panels: 2013b/203l/tv panels, definition of functionality and tabulation of interfaces; type and definition of keyboards; various connections and screens; use of upgrades of special programming devices; analysis of the causes of failure and solutions; (b) manual assembly of liquid crystal displays with television on a three-to-one general panel with vga/av/tv; how to use this lcd television to receive programmes and perform surveillance displays; organization of practice; type and adaptation of keyboards; arrangement of practical failure machines
