Hp Tape Library Interface Manager Software Manuale Utente Scaricare il pdf (Pagina 110)

110 Troubleshooting Chapter 5

— Confirm that the library is visible in the SCSI adapters folder of the

control panel.

— Confirm that there are no error indicators illuminated on the front panel

of the library.

Problem: Cannot Confirm Connection Through a Fibre Channel Switch

1. Check the LED indicators on each switch port.

— Steady green indicates that the port is online (connected with a device

over FC).

— Flickering green indicates frames are being transferred through the port.

— Yellow indicates port is not online, is disabled, or in fault.

— No light indicates no module, no cable, or power is off.

2. Telnet into the switch using instructions provided with the switch.

Note Numbers 3 through 5 below are only applicable to Brocade

Switches.

3. Using the [SwitchShow] command, confirm that the ports connected to the

FC HBA and the IM are online.

4. Using the [nsShow] command, confirm that the FC HBA and the IM have

logged into the name server.

5. Refer to the FC switch documentation for service procedures.

Problem: Cannot Confirm the Library Connection (HP-UX)

1. Confirm the library connection by using the [ioscan] command.

2. Before powering-on the IM, make sure the library and drives are

configured for SCSI. This can be done through the library’s front panel.

3. Make sure the library, drives, IM, and switch are powered-on and

connected properly.

4. Verify SCSI bus configuration: Check all appropriate devices for the

following conditions:

— Termination: Problems with termination can cause intermittent or hard

failure. Terminate the SCSI bus on both ends of the bus. By default, the

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Hp Tape Library Interface Manager Software Manuale Utente Pagina 110