note blocks will not play a note when either a wooden or stone button is on top of it
the note block should have played a note
it did not
1. place note block
2. place button on top of note block
3. power note block
note blocks will not play a note when either a wooden or stone button is on top of it
the note block should have played a note
it did not
1. place note block
2. place button on top of note block
3. power note block
Note blocks do not play a sound when anything is in the block above it. Putting a button on it is treated the same as covering it with a block. Try running a redstone wire beside the block above it instead. I tried running the wire on the note blocks themselves and got the same problem you had.