SCSI on Akai MPC-60
The Marion Systems SCSI interface for the MPC 60 and MPC 60II has been discontinued. Below are pictures of the front and back of the board as well as the IC list for troubleshooting. Your best bet to find one of these boards is to purchase an MPC with one already installed.
U1 Logic L5380PC2 SCSI Bus Controller
U2 TI CD74HCT139E CMOS Logic Demux
U3 TI SN74HCT573N Octal Latch