Bios setup – IBASE IB704 User Manual

Page 32

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BIOS SETUP

28

IB704 User’s Manual

Integrated Peripherals
This section sets configurations for your hard disk and other integrated
peripherals. The first screen shows three main items for user to select.
Once an item selected, a submenu appears. Details follow.

Phoenix - AwardBIOS CMOS Setup Utility

Integrated Peripherals

Master Drive PIO Mode

Auto

ITEM HELP

Slave Drive PIO Mode

Auto

Menu Level >

IDE Primary Master UDMA

Auto

IDE Primary Slave UDMA

Auto

IDE DMA transfer access

Enabled

IDE HDD Block Mode

Enabled

Onboard LAN Boot ROM

Disabled

Onboard FDC Controller

Enabled

Onboard Serial Port 1

3F8/IRQ4

Onboard Serial Port 2

2F8/IRQ3

UART Mode Select

Normal

Onboard Parallel Port

387/IRQ7

Parallel Port Mode

SPP

Master Drive / Slave Drive PIO Mode
These fields allow your system hard disk controller to work faster. Rather
than have the BIOS issue a series of commands that transfer to or from
the disk drive, PIO (Programmed Input/Output) allows the BIOS to
communicate with the controller and CPU directly.

The system supports five modes, numbered from 0 (default) to 4, which
primarily differ in timing. When Auto is selected, the BIOS will select the
best available mode.

IDE Primary/Secondary Master/Slave UDMA
These fields allow your system to improve disk I/O throughput to
33Mb/sec with the Ultra DMA/33 feature. The options are Auto and
Disabled.

IDE HDD Block Mode
This field allows your hard disk controller to use the fast block mode to
transfer data to and from your hard disk drive.

Onboard LAN Boot ROM
This feature allows users to enable or disable the onboard LAN boot
ROM. The default setting is Disabled

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