Most likely, you can swap DIMs without some soldering (if they have same Part numbers), but in this case you will get mileage from used DIM. If you want to keep your original mileage (or mileage from your destination DIM) you have to transfer data from Motorola MCU or re-solder micro controller itse...

The circuit board part number is one thing but it’s the stickers on the back side of the DIM that determine the compatibility. Since it sounds as though the OP has just a spare board without the rest of the DIM then it stands to reason that he wouldn’t know if it’s a compatible board without stickin...