This listing is for ONE Motorola MVME148 CPU Board, P/N 01-W3577B-31B. Boots to run/ready state, The EPROM's are unmarked as shown. This board just came from a support / reference library of a large RTOS company here in Northern California. I will give this board my 30 day No DOA warranty. All software is the buyers responsibility, I guarantee working hardware with no physical problems. We have hundreds of other VME boards in stock, please see our other listings. Buy with confidence from Esoteric Specialties!