HP 28655-69004 - Single-Ended SCSI-2/Centronics host adapter board - Single Ended SCSI-2/Centronics Host Adapter Board - for the HP-PB I/O Board Slot (P/O 28642A or 28655A) Retail
HP DS-BA35X-FB - Personality module dual port single-ended Ultra SCSI - For BA356 (split bus mode) Retail
HP C1708-60110 - Differential SCSI to Single-Ended SCSI converter board - Converts Differential SCSI interface to Single-Ended SCSI - Differential SCSI to Single Ended SCSI Converter Board (For Option 002 Optical Disk Systems) - Converts Differential Retail