IBM 5710, Инструкция по установке и использованию

Страница: 25 / 52

Change / Show Characteristics of a SCSI Adapter
[Entry Fields]
SCSI Adapter scsi5
Description PCI-X Dual Channel U1>
Status Available
Location 20-58-00
Adapter card SCSI ID [7]
Wide bus enabled yes
Maximum SCSI Bus Speed in MB/s 320
QAS (Quick Arbitration) Capability Enable
Apply changes to DATABASE only no
6. Select Maximum SCSI Bus Speed in MB/s .
7. Press F4.
8. Select the desired bus speed: 5 , 10 , 20 , 40 , 80 , 160 , or 320 MB/s, and press Enter.
9. Press Enter again.
10. If the change was successful, press F10 to exit SMIT.
If you were not successful in performing the procedure in “Limit Adapter Speed Using the Maximum SCSI
Bus Speed in MB/s” on page 12, do the following:
1. Select Apply change to DATABASE only .
2. Press F4 and select yes .
3. Press Enter.
4. Press F10 to exit SMIT.
5. At this point, the adapter and its child devices must be reconfigured. To reboot your system, log in as
root user and type shutdown -Fr at the command prompt.
Wide Bus Enabled
If you are attaching an external device with an 8-bit SCSI interface cable, set Wide bus enabled to no .
Follow the steps in “Limit Adapter Speed Using the Maximum SCSI Bus Speed in MB/s” on page 12.
Quick Arbitration and Select (QAS) Capability
The QAS capability is automatically controlled by the adapter.
Problem Determination
If you encounter any problems with the adapter after the installation, refer to your system unit
documentation for information about running diagnostics or other problem-determination procedures.
Chapter 5. Installing the PCI-X Dual Channel Ultra320 SCSI Adapter
13