LSI U40HVD - Manual (Page 27)

Detailed Installation Procedure 2-11
Step 3. Additional internal SCSI devices are plugged in by using an
internal SCSI ribbon cable with the required number of
connectors attached along its length as shown in
Figure 2.6 .
An example of this type of chained connection is shown in
Figure 2.7 . Make sure to match pin 1 on all connections.
Figure 2.6 Connecting Additional Internal SCSI Devices