The external device in question is a scanner.
The connectors are at the rear of the device
- SCSI Adapters
- SCSI Internal Intro
- SCSI Internal Configuration
- SCSI Internal Mounting
- SCSI Internal Connections
- SCSI Internal Software
- SCSI External
- Installing a SCSI device – making the connections
- SCSI External Config
- SCSI External Software
