Biostar 865G MICRO 775 Spécifications télécharger pdf (Page 27)

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Motherboard Types and Features

Supervisor Enable/disable and set supervisor password to enter BIOS

password setup and make changes.

User password Enable/disable and set user password to access the system

or to enter and view BIOS setup. (Same as Password checking

option under the BIOS Features Menu)

Boot sector Gives a warning that the boot sector of the hard drive is

virus being edited. When installing or upgrading an operating

protection system, disable this protection so the OS install process can

alter the boot sector without interruption. (How the boot

sector works is discussed in Chapter 6.)

Exit Menu Exit Options are to exit and save changes, exit and discard

changes, or discard changes and not exit.

Load default Return BIOS setup to factory default settings. Use this

settings option if you suspect faulty changes have been made or the

system has become unstable.

Note: The titles, locations, and inclusion or exclusion of BIOS categories and settings depend on the manufacturer, BIOS

version, or both. For instance, Hardware Device Settings might be a group of settings sharing a category with other

settings in one version of BIOS, whereas Hardware Device Settings might be its own category in another BIOS version.

Category Setting Description

Table 3-5 BIOS settings and their purpose (continued)

Battery Power to CMOS RAM

A small trickle of electricity from a nearby lithium coin-cell battery enables CMOS RAM to

hold conﬁguration data, even while the main power to the computer is off. If the CMOS

battery is disconnected or fails, setup information is lost. An indication that the battery

is getting weak is that the system date and time are incorrect after power has been

disconnected to the PC. A coin-cell battery is shown in Figure 3-30.

Notes

In documentation, a.k.a. stands for “also known as.”

A+ Exam Tip

The A+ 220-701 Essentials exam expects you to know how the drive boot order is

set and the type of boot devices you can use.

A+ Exam Tip

The A+ 220-701 Essentials exam expects you to know about the CMOS battery.

HOW TO SELECT A MOTHERBOARD

Because the motherboard determines so many of your computer’s features, selecting the mother-

board is, in most cases, your most important decision when you purchase a computer or assem-

ble one from parts. Depending on which applications and peripheral devices you plan to use

with the computer, you can take one of three approaches to selecting a motherboard. The ﬁrst

approach is to select the board that provides the most room for expansion, so you can upgrade

and exchange components and add devices easily. A second approach is to select the board that

best suits the needs of the computer’s current conﬁguration, knowing that when you need to

A+ 220-701

A+

220-701

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Biostar 865G MICRO 775 Spécifications Page 27

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