Dell 3 Computer Hardware User Manual


 
PERC 3/DC or PERC 3/DCL Hardware Installation 129
Figure 9-6. Connecting SCSI Cables to PERC 3/DC and
3/DCL
Connect SCSI Devices
When connecting SCSI devices:
1 Disable termination on any SCSI device that is not at the end of the
SCSI bus.
If the cable is terminated, do not terminate SCSI devices.
2 Configure all SCSI devices to supply TermPWR.
3 Set proper target IDs (TIDs) for all SCSI devices.
4 The cable length should not exceed 12 meters for LVD and 160M
SCSI devices.
Cable Suggestions
SCSI disk subsystem throughput can impaired if SCSI cabling is not
optimized. Dell suggests using the following:
Actively terminated cables
Dell-approved cables
Pin 1
Pin 1