Avago Technologies MegaRAID SCSI 320-0 (520-0 CH) - Manual (Page 36)

2-12 Hardware Installation
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Step 2. Plug the 68-pin connector on the other end of the internal SCSI
ribbon cable into the SCSI connector on the internal SCSI
device, as shown in
Figure 2.10 .
Figure 2.10 Connecting Multiple Internal SCSI Devices
Step 3. If you have another internal SCSI device, connect the internal
SCSI ribbon cable to it.
Figure 2.10 shows how to do this. You
can connect other devices if the cable has more connectors.
The Ultra320 SCSI host adapters support up to 15 SCSI
devices connected to each SCSI channel.
Step 4. Be sure that termination is enabled at the end of the cable that
is farthest from the SCSI host adapter. Refer to
Section 2.3,
“Detailed Installation,” page 2-3 , for details on SCSI
bus termination.