20Nikon ScanTouch 210 User's Manual4. Connecting the ScannerConnecting to the Macintosh computerWhen connecting the unit directly to your Macintosh computer, connectthe 25-pin connector to the computer, and the 50-pin connector to theunit. If the unit is the only connected SCSI device, or if the unit isconnected at the end of the SCSI chain, attach the supplied SCSIterminator between the 50-pin SCSI connector on the unit and the SCSIcable, as shown below.Connecting to the IBM PC/AT or compatible computerWhen connecting the unit directly to the IBM PC/AT or compatiblecomputer, connect the 50-pin connector to the computer, and the 25-pinconnector to the unit. If the unit is the only connected SCSI device, orif the unit is connected at the end of the SCSI chain, attach the suppliedSCSI terminator to the 50-pin SCSI connector on the unit, as shownbelow.Terminator25-pin connector50-pinconnectorTerminator50-pin connector25-pinconnector