IBM F50 RS/6000 7025

5. Connect the 16-bit to 8-bit interposer that came with your SCSI device to the
drive.
6. Check and place SCSI ID jumpers in correct position on the drive for correct ID.
See Table A-2 on page A-4 for SCSI ID addresses.
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IBM RS/6000 7025 F50 Series User's Guide