Questions & Answers for: testing buffer board

...buffer board which is fed by the board you just tested. If the problem remains after replacing the first board then the buffer board need to be replaced too. Search for a vendor who allows returns ...

...buffer board. however getting to it is a pain. you can test by disconnecting the lower buffer, then turning the tv on. it should turn on and you should get picture, but only on the top half of the ...

...testing. In this particular case the buffer boards fail very easily because of a bad soldering to IC. The short will regularly blow the main sustain board. To start when a main sustain (e.g. Ysus) is ...

my tv made a load pop and the picture went. I still have sound though Ur tv have 2 long buffer boards that help the Plasma screen panel to have a backlight to produce a picture.Those 2 long&

...buffer boards TNPA4784 and TNPA4785 my panasonic 42" plasma tv has a bad Y SUS board and I need to know how to test out the buffers/ There is no check with these boards.  Replace them with ...

to the boards. On more than one occasion I have put a wedge under a buffer board to make a better connection. A good repair man will test the connections as well. Main video board could cause this too

...the picture is come on a half a screen or not, if it does, the screen buffer board is bad that is not fixable, you need a new screen. 2. If the buffer test with no result, i will try a new main

...board is a combo of the standard YSUS and buffer boards and you can test the ICs in the same way you'd test them if the buffers were separate - floating ground to individual outputs; buffer ICs will ...

...buffer board and did some continuity testing with inconsistent results I think that the TV set is giving you the message that it is junk and will cost more to repair than replace Smoke is a pretty ...

...testing helpful? Is the logo visible? If you look closely This is how you troubleshoot your TV...Unhook both the ribbon cables going from the main to panel boards and power the set up and see if you ...