This has to be successfully decoded and decompressed by the DVD player. The DVD design is similar to a CD a reflective silver layer in the centre and a semi-transparent gold layer on the top of it. Tutorials Previous post Next post You may also like:
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LG DV/ DVD PLAYER POWER SUPPLY SHEMATIC DIAGRAM - TV REPAIR SOLUTION GROUP
Now open up the machine and go to the pickup, if the pickup is on cirxuit inner area push it slowly and carefully to the outer zone with power off. In this article I am going to take you through on how to troubleshoot and repair this kind of fault. When you open a DVD player you find that they have a lot of similarities in design between different models with very little variation between different models cirfuit to the point of component level.
The closed caption option is greyed out. Some players have an automatic feed system in which, there will be no tray.
This information can be a video, audio or a mixture of both. To test the spindle motor with a DMM, set your meter to plaayer resistance test ohm range, if it is okay should read between 5 and 20 ohms.
They are later brought together and assembled at one place. As this is used, the data will be encoded onto the DVD as elements of the changing frames.
Thus the size of the DVD increases. The mechanism will also have a disc feed — a loading tray that is used to accept the DVD from the user. After the outline has been drawn, the components must be soldered to their respective places.
Portable DVD Player | robotyziemne.pro
Plasma TV Repair Ebook. Therefore if a technician understands one model pretty well then you will have no problem when a customer brings a different model to you shop. Login to post Please use English characters only. Greatings sir, Is there any possible to assemble a dvd player with memory device………? dvf
LG DV456/457 DVD PLAYER POWER SUPPLY SHEMATIC DIAGRAM
Your answer needs to include more details to help people. To know this process it is essential to know the basics of a DVD. So let assume you have received a DVD from a customer plqyer the No Disc error, first before opening up do some initial test.
Subramaniam sir,i want diatram knw that wat is the use of flip flop. Previous ciircuit Next post. How To Test Electronics Components. The degree of quality varies according to the flaws in the assembling process. Your email address will not be published. To see the adverse effects of these players in different temperatures, the tests will be carried out in excessive heat as well as humidity. Tutorials Previous post Next post You may also like: Thorough inspections in both the visual as well as electrical divisions must be done most of the time.
Please is it possible to improvise and obtain the voltage of the different part of the disk drive mechanism using a USB? A circuit diagram of the power supply to allow me to fault find. Humphrey - I have been using them on most types on DVDs found here in the market, sony. dvv
All this must be done in a very clean environment so that the board does not become contaminated by dust. This is also true with other components playrr it a routine to test components before replacing them in circuit.
Make Power Supply For Your DVD Player!
Steve Allison Level 3 Expert Answers. The whole package is then placed inside an outer plastic housing with a front panel with the buttons for various operations. Flaws in the positioning of the different components can also dfd the player to become faulty. Add Your Answer Tips for a great answer: