Hp A3312A Uživatelský manuál stáhnout pdf (Strana 47)

Troubleshooting

Chapter 4. Troubleshooting & Diagnostics

This chapter includes procedures for troubleshooting and replacing fan modules, power modules, disk

modules and DDS tape modules.

Troubleshooting Overview

The following troubleshooting steps are recommended to identify and resolve storage system failures:

1. Gather failure information by checking:

• host system error logs

• host system error messages

• module status lights (see “Module Status Lights” in this chapter)

2. Check host/device communication on the SCSI bus.

3. Check device operation with no host connection (see “Self-Test Diagnostics” in this chapter).

4. Troubleshoot the suspect device (see “Troubleshooting Procedures” in this chapter).

5. Replace the suspect device (see “Module Replacement Procedures” in this chapter)..

6. Check storage system operation with host connection.

7. Contact your HP service representative.

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Hp A3312A Uživatelský manuál Strana 47