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.
no one can tell you the value of R20 and D8 according to your pictures as they are not populated. Why are you interested in this particular components?
Which kind of problem do you have? What kind of malfunction?
What happened to the board? Why is it so dirty?
The housing of both relays look like if they are damaged. Also the two electrolytic capacitors C1 & C9 look damaged (uplifted cap?).
BR
--- Updated ---
I had a second look on the pictures, it seems there are the remainings of D8. I think it should be the same as the diode below, shown on your second picture (1605968064898699642010).
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.