PCI Device, Embedded SCSI Submenu

Feature

Choices

Description

Your Setting

 

SCSI B On

SCSI termination.

 

 

SCSI A & B On

 

 

Single-Ended

Force A and B

If set for Force Single, the SCSI

 

Force/Auto Set

Force B, Auto A

channel defaults to Single-Ended

 

 

Force A, Auto B

operation. Auto-Set uses hardware

 

 

Auto

detection to determine single vs.

 

 

 

double-ended operation.

 

 

 

 

 

The PCI Devices submenu (see the following table) should only be changed by qualified technical personnel.

!CAUTION

Leave the PCI Devices submenu at factory-default settings. This submenu should only be changed by qualified technical personnel.

PCI Devices Submenu

Feature

Choices

Description

Your Setting

Option ROM Scan

Enabled

Enables option ROM scan of all

 

 

Disabled

devices other than the onboard

 

 

 

SCSI controllers.

 

Enable Master

Enabled

Enabled selects all devices as a

 

 

Disabled

PCI bus master, other than

 

 

 

onboard SCSI controllers.

 

Latency Timer

Default

Minimum guaranteed time, in units

 

 

0020h

of PCI bus clocks, that a device

 

 

0040h

may be master on a PCI bus.

 

 

0060h

Caution: Do not change this setting

 

 

0080h

unless you fully understand the

 

 

00A0h

priority of this device on the PCI

 

 

00C0h

bus.

 

 

00E0h

 

 

 

 

 

 

I/O Device Configuration Submenu

The following table shows the settings for the I/O Device Configuration submenu.

I/O Device Configuration Submenu

Feature

Choices

Description

Your Setting

COM 1:

Disabled

Auto forces BIOS to configure the

 

 

Enabled

port.

 

 

Auto

OS Controlled forces OS to

 

3-8 Configuring Your System

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NEC MH4500 manual Device Configuration Submenu, PCI Devices Submenu, Scsi a & B On