Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
the component that You are searching is a Encoder, similar to potentiometer but
inside there is a small contact with space one by one (ON-OFF-ON) the use of this componente is data encoder digital.
bye..
that kind of interface is probably for external optional work such as interface for PC
like RS232 or USB the VCC pin is 3,3 or 5Volt max this is voltage for any interface
for Phone.
bye
Is not possible to find that lcd because is made in factory only for that product.
the cost probably is more high that entire MP3 reader
If You buy a new one spend less..
bye..
I have a lot of experience to repair a power switching:
some time the problem, coul be a resistor about 220 330K that change value
or power triac or transitor in short.
another thing could be a photocoupler for protection or some elettrolitic condencer in
lost.
check the bridge rectifier too..
I...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
