...circuit board I cant remove the main circuit board. There are 2 layers of circuits and the main one (largest) can only be accessed from one side. I've removed the obvious screws, nuts etc. and it ...
...circuit board with the contacts. These likely are conductive rubber contacts. Take them apart and clean with 99% isoprophyl alcohol. They are usually a black rubber "pill" in a silicone rubber dome ...
likely conductive rubber that contact a circuit board. Clean both the rubber contacts and the area they contact on the circuit board with 99% isoprophyl alcohol. IF the board is cracked, that is fatal
...circuit board with 99% isoprophyl alcohol. A fatal problem sometimes happens if keys have been smashed down and there is a crack in the key circuit board. The board must be replaced and can be ...
...circuit board !!!......is this an expensive fix? Thanks. Martin. The connector for the power on the circuit board has broken the solder connections OR cracked the board in the area. Resolder the ...
...circuit board appears to be undamaged. The board may appear undamaged, but the instrument's behavior says something is broken. I have no idea what kind of musical instrument this is, but circuit ...
Question about NP 30 76 Key Lightweight Digital Grand Piano with Touch Response
...Circuit Board (Time required: about 12 minutes) Remove the seven (7) screws marked [260A]. The GHD EBUS L and MK SUB circuit boards can then be removed. (Fig. 24, Photo 5) 19-2 GHD M Circuit Board ...
Question about P-85 Electronic Piano
...circuit board that is good(doesn't have any white powderly stuff on it) is directly under the keys that do work. So, I'm assuming by replacing these two circuit boards, the keys will ...
Question about P-85 Electronic Piano
...circuit board with part #28750 DM X7588 Please I need your help as to where I can buy a yamaha psr 450 circuit board with part #2875 DM X7588 because my unity is down and the board is confirmed dead. ...
...circuit board and by wedging a wood block between the inside of the amp and the main circuit board (to keep it straight), it fixed this problem and the amp worked fine. He said it was warped or ...
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