Troubleshooting and Removal/Replacement Procedures

Troubleshooting

If you have trouble with any of these procedures, see the owner's guide that came with your system.

This chapter explains what to do if you experience problems during the configuration process. It also explains how to run the Support Tools Manager or the Extended Self Test to verify your system.

If you are experiencing difficulty booting the system, reconfiguring HP-UX, or using the DDS-3 drive, complete each of the following tasks, in the order they are presented, until you discover and correct the problem:

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Check the address settings of any single-ended SCSI-2 devices.

Check that you have installed the hardware correctly.

Recheck the device list.

Run verification tests.

NOTICE: To run xstm on HP±UX 10.01, you need to install patch PHSS_7894.

Checking the Address Settings for Single-Ended Drives

Check the address settings of each single-ended SCSI-2 device on the bus. Make sure that no device has the same address setting as another. If you find two devices with the same address, change one of the devices to a different, unused address setting. To check the address settings for each single-ended SCSI-2 device, type the following in a terminal window or HP-UX command line:

/usr/sbin/ioscan RETURN

After a few moments the ioscan utility lists all of the SCSI I/O devices it could find. The list appears similar to the following:

3±2