ATTO Technology operation manual Troubleshooting

Models: ATTO ExpressPCI Ultra/WIDE SCSI Host Adapters Express PCI PSC: Single-Channel Single-Ended Ultra/WIDE ExpressPCI DC: Dual-Channel Single-Ended Ultra/WIDE

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5 Troubleshooting

5 Troubleshooting

This chapter contains solutions for the most common problems you might encounter. If you need additional assistance, please refer to the ATTO Technology web site (www.attotech.com) or contact an ATTO Technology authorized representative.

9￿Check each cable connection on every device. Verify all cables are in proper working condition. Loose or broken cables are often the cause of errors or problems.

9￿Check that your SCSI devices are plugged into an AC outlet and are turned on before you add power to your computer.

9￿Verity that all devices and busses are properly terminated. See Chapter 3.1 for more information.

9￿Verify that all devices attached to the ATTO ExpressPCI SCSI adapter have unique SCSI IDs. ATTO ExpressPCI SCSI adapters have a default SCSI ID of 7.

9￿If the same device shows up at several different SCSI IDs, either its SCSI ID is set the same as the ATTO ExpressPCI SCSI ID, or the cable is defective.

9￿If a device doesn’t appear and cables and termination are set properly, try lengthening the SCSI Reset Delay using the ExpressPCI Utilities found on the CD that came with your host adapter.

9￿PC users should make sure that SCSI adapter firmware and Windows drivers are at the same revision level. Unless indicated otherwise, the latest drivers and firmware can be downloaded from the ATTO Technology website (www.attotech.com)

17 ATTO Technology ExpressPCI Ultra/WIDE SCSI Host Adapters Installation and Operation Manual

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ATTO Technology operation manual Troubleshooting