M-3500 complete 4 Input channel pack Pinch wheel cover for the

Pinch wheel cover for the MSR24 and possibly the MSR16 though not sure

I bought a few machines to get mine working so have a lot of parts I dont need

also has part number 5210075300 on second pcb

Used in the 80-8 rare now these are normally crazy money but this one i consider to be tarnished

position then its likely the main mother board is faulty

M-3500 complete 4 Input channel pack Pinch wheel cover for theIf you are doing a restoration project you will need to buy various boards and switches and knobs parts etc, prices get costly if you need replace many parts Here is a complete channel set that you can probably use as is or for fault finding board swapping, if you are thinking of restoring this great mixer then it would be wise take one channel pack as you have then the ability to get your unit working easily. This is the main input section, untested