Step 8 Connect SCSI Cables

Connect SCSI cables to SCSI devices. MegaRAID Express 500 provides two SCSI connectors: J11, the SCSI channel internal high-density 68-pin connector for Wide (16- bit) SCSI and J13, the SCSI channel external ultra high-density 68-pin connector for Wide (16-bit) SCSI.

Connect SCSI Devices Use the following procedure to connect SCSI devices:

Step

Action

1Disable termination on any SCSI device that does not sit at the end of the SCSI bus.

2Configure all SCSI devices to supply TermPWR.

3Set proper target IDs (TIDs) for all SCSI devices.

4The cable length should not exceed three meters for Fast SCSI (10 MB/s) devices or single ended 1.5 meters for Ultra SCSI devices. The cable length can be up to 12 meters for LVD devices.

5The cable length should not exceed six meters for non-Fast SCSI devices.

Cont’d

Chapter 6 Hardware Installation

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