Basic Troubleshooting; Verifying Scsi Bus Configuration - HP M2402 User Manual

Basic Troubleshooting

If possible, simplify the installation by reducing it to the most basic configuration.
Then, add elements one at a time, verifying the operation after each step.
Basic troubleshooting includes verifying the setup and the connections, including:
Each of these topics is discussed in the following sections.

Verifying SCSI Bus Configuration

Items to check include:
Network Storage Router M2402 User Guide
Verifying SCSI Bus Configuration
Verifying Fibre Channel Connection
Verifying SCSI Devices in Windows NT
Verifying the Router Configuration
Verifying Mapping
Verifying Devices
Verifying Host Configuration
Verifying HBS Device Driver Information
Verifying Serial Port Configuration
Verifying PRLI Data
Termination—Problems with termination can cause intermittent or hard
failures. A SCSI bus must be terminated on both ends. Termination problems
are common when both narrow and wide devices are on the same bus.
Bus Type—On an LVD SCSI module, SE and LVD devices can be connected
to the same bus. However, if one SE device is detected during power up,
communication to all devices will convert to SE mode.
Basic Troubleshooting
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