Dell PowerEdge 6400 User Manual

Page 57

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Installing and Configuring SCSI Drivers:

Dell™ PowerEdge™ 6400 Systems User's 

Guide

Overview

This section describes how to install and configure the Dell small computer system interface (SCSI) device drivers included with your Dell
PowerEdge 6400 computer system. These device drivers are designed to work with the Adaptec AIC-7899 Ultra3 (Ultra160) SCSI controller and
the Adaptec AIC-7880 Ultra/Narrow SCSI controller (limited to narrow SCSI by implementation) on the system board.

The AIC-7899 and AIC-7880 application-specific integrated circuits (ASICs) are part of the Adaptec 78xx series of SCSI controllers. The Adaptec
SCSI basic input/output system (BIOS), which is stored in your computer system's flash memory, links these SCSI device drivers to the AIC-7899
and AIC-7880 SCSI controller chips while booting or in the DOS environment.

For instructions on installing SCSI hardware devices such as hard-disk drives, tape drives, or CD-ROM drives, trained service technicians should
see "Installing Drives in the External Bays" and "Installing Hard-Disk Drives" in the Installation and Troubleshooting Guide. After the SCSI devices
are installed, install and configure any SCSI device drivers to enable them to communicate with your operating system.

SCSI device drivers are provided for the following operating systems:

l

Microsoft Windows NT Server 4.0 operating system

l

Novell NetWare 4.2 and 5.0 operating systems 

See "

Using the Dell OpenManage Server Assistant CD

" for instructions on creating driver diskettes for your operating system. For instructions on

configuring the SCSI device drivers, see the following subsections.

The SCSISelect Utility

The BIOS for the integrated Adaptec AIC-7899 and AIC-7880 SCSI controllers includes the menu-driven SCSISelect configuration utility, which
allows you to change SCSI controller settings without opening the computer. SCSISelect also contains SCSI disk utilities that let you low-level
format or verify the disk media of your SCSI hard-disk drives.

SCSISelect Defaults

Defaults for the integrated AIC-7880 SCSI controller are shown in

Table 1

and for the integrated AIC-7899 SCSI controller are shown in

Table 2

.

These defaults are appropriate for most Peripheral Component Interconnect (PCI) systems. Run SCSISelect only if you need to change any of the
defaults.
  

For situations in which you might want or need to change the defaults, see the descriptions of each setting in the following subsections. To change
any of the defaults or to format or verify a disk, see "

Starting the SCSISelect Utility

."

Table 1. AIC-7880 SCSI Controller Settings

Overview

Driver Installation for NetWare 5.0

The SCSISelect Utility

Using SCSI Devices

Driver Installation for Windows NT Server 4.0

Troubleshooting for Windows NT Server 4.0

Driver Installation for NetWare 4.2

Troubleshooting for NetWare

If you are using an optional Dell PowerEdge Expandable RAID Controller (PERC), use the same driver installation for a SCSI host
adapter.

NOTES: To change the configuration settings, you must run the SCSISelect utility twice—once for the AIC-7899 SCSI controller and
once for the AIC-7880 SCSI controller.

The term host adapter is used throughout this section to refer to the integrated AIC-7899 and AIC-7880 SCSI controllers.

If the AIC-7899 controller does not control the bootable hard-disk drive, you may want to disable its BIOS. Do not disable the BIOS for 
the AIC-7880 controller, because the device controls the CD-ROM drive.

Setting

Default

SCSI Bus Interface Definitions 

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