You can use a NI 653x Cable Adapter for 68-Pin VHDCI to 68-Pin SCSI Connector. This device has the following characteristics:
- Changes mini 68-pin VHDCI to large 68-pin SCSI connector
- Adapts NI 6533/4 fixturing to work with NI 6535/6/7, NI 654x, and NI 655x digital instruments