BIOS (Basic Input Output System)

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Here's BIOS menu contained in one of the mainboard is Asus P2BF. Many BIOS contained in the market

and any existing mainboard uses a different BIOS, but the BIOS has all the same functions where the BIOS is the Basic Input Output System is the controlling center input output equipment to be used on a computer system. What distinguishes the BIOS in the market is just the shape and design of zoom by Manufacturer BIOS, but the basic components that make up the BIOS remains the same. There are only a few new BIOS provides additional facility including jumper settings processor settings that can be set from the BIOS. BIOS Asus P2BF consists of :

Main Menu :

1. Save current BIOS to file : This option provides an opportunity (allow you) to keep a backup (copy) of the mainboard BIOS is used into a file, if one day something unexpected happens that causes you to have to reinstall the BIOS. Recommended AFLASH.EXE and you save the BIOS file to a floppy disk to boot. This AFLASH.EXE Flash Memory Writer Utility is able to update the BIOS by clicking Upload new BIOS file to the programmable flash ROM chip on the mainboard. To determine the BIOS version available on the motherboard, check the last four digits of the code that appears on the upper left corner of the screen during bootup.
2. Update BIOS Including Boot Block and ESCD : This option is going to update the boot block, the baseboard BIOS and ACPI Extended Configuration Data (ESCD) parameter block from a new BIOS file.

BIOS Setup 

System has a BIOS setup utility, when you turn on the computer system provides the facility to run the program. This setup appears during the POST (Power On Self Test). By pressing the <Delete> many ways to enter the BIOS if using another mainboard ie CTRL + ALT + ESC, CTRL + ALT + F1 F1, CTRL + ALT and other sebagainy. Then you can use the Setup Utility. If you are a little late to press a button to get into the BIOS POST routine will soon resume.

If you enter in the BIOS Setup it will display several options : 

load Default 

Load Default option will load (using) the minimum settings for handling trouble shooting. On the other hand Load Default Setup will load the optimized settings for regular use.

Standard CMOS Setup 

Standard CMOS setup option allows you to record some basic system hardware configuration and set the time from administration of the system and error (error). If the mainboard has been installed on a system that already works you do not need to select this option. However the CMOS configuration is still required if you use the mainboard is lost or damaged, or if you want to change your system configuration, you have to replace some of the existing configuration. Usually missing or incorrect configuration when battery power weakened (CMOS Battery Low)

Details Standard CMOS Setup :

Date 

Used to download the set (set) the date computer system <<< select Date and press the Page Up / Page Down or <<< >>> + / - >>> to change Date Month and Year.

Time 

Used to download the set (set) time computer systems <<< select Date and press the Page Up / Page Down or <<< >>> + / - >>> to make changes to Hours Minutes Seconds.

Harddisk 

Specifications in this section for non-SCSI hard drive installed on your mainboard. PCI IDE connectors provide Primary and Secondary Chanel to connect four IDE hard drive or other device. 

For IDE hard disk drive setup options are :

• AUTO : Use this setting to detect all IDE hard disk installed during bootup.
• IDE HDD AUTO DETECTION : Use this setting to automatically insert the HDD specifications are used.
• USER : Use these settings to manually enter the specifications of the HDD being used. This applies if the HDD is no longer able to detect the IDE Auto Detection.

Specifications include hard disk type :

• CYLS many cylinders description 
• HEAD many details Read Write head 
• Write Precompensation information PRECOMP 
• LANDZ description Landing Zone 
• The number of sector information SECTOR 
• MODE NORMAL readings consist of HDD is used to drive smaller than 528 MB; for hdd larger than 528 MB, which also contains Logical Block Addressing LBA; LARGE for drives larger than 528 MB do not support LBA.

Auto Detect Hard Disk on Bootup 

In the Primary Master, Primary Slave, Secondary Master, Secondary Slave you can select Auto on the Type and MODE are useful for detecting your hard drive automatically at bootup.

Drive A / Drive B 

This section is used to record the type of floppy drive installed on your system.

Floppy 3 Mode Support 

This option is a standard floppy drive in Japan.

Video (EGA / VGA) 

Set this section to determine the type of video display that is installed on your system choice AGA / VGA CGA 80, CGA 40 and MONO (for Hercules or MDA) if you are using a VGA or higher resolution select EGA / VGA.

HALT ON (All Errors) 

This section will determine the type of damage (error) which will cause the system to Halt. 

BIOS Feature Setup 

BIOS Feature Setup option can improve performance of your system, or you can download your system setup according to your reference. Some parts needed by the design mainboard should be left in its default state. 

Internal CPU Core Speed 

This function is prepared for future use. The current option is disabled (default). 

Boot Virus Detection 

This section allows you to set boot virus detection, ensuring a virus-free boot sector. With this new solution, then your computer will be protected from viruses that threaten boot boot cycle, the virus before it has a chance to get into your system. The system will halt and display a warning message when a virus is detected. Enable the default choice.

CPU Level 1 Cache / CPU Level 2 Cache 

This section makes the CPU cache CPU Level 1 and Level 2 is enabled or not, the default option Enable. 

CPU Level 2 Cache ECC Check 

This section controls the ECC check capability in the CPU level 2 cache

BIOS Update 

Functions as an update loader integrated in the BIOS to supply the processor with the required data. BIOS will load the update me on the processor at boot. 

Turbo Mode 

Setting the default (disable) for best performance. 

Quick Power On Self Test 

This section increases the speed of the POST routine with repeated testing repeatability passing second, third and fourth. Enable the default setting.

HDD Sequence SCSI / IDE First 

This feature when you use SCSI and IDE hard drives simultaneously, will choose which drive will be used for booting.

Boot Sequence 

This section determines which system will be used the first time to boot the operating system. The default (A-C). 

Floppy Disk Access Control 

In this setting gives you the opportunity to specify the type of access to the drive to be used there are two settings provided is Read Only means you only want to use the drive as a drive that is only capable of reading the existing floppy, the floppy is not used for storage. While setting the R / W means you want to use the floppy drive as a whole where the floppy can be read and can also be used as a storage medium.

IDE HDD Block Mode Sector 

Part of this increase hard disk performance by making multi-sector transfers instead of one sector per transfer. Most IDE drives, except older versions can handle these utilities. The default (HDD MAX) 

S.M.A.R.T HDD Capability 

SMART Self Monitoring Analysis Report is that the facilities owned Technologi new hard drive to detect errors that occur on the hdd itself will display a message if the damage / fault. SMART is a utility system's internal hard drive monitoring technology, which will detect if damage occurs to the hard drive. The default (Disable)

PS / 2 Mouse Function Control 

If the PS / 2 mouse is detected then IRQ 12 will be used by the mouse, IRQ 12 will be used by the expansion card if PS / 2 mouse is not detected. Auto default option. 

OS / 2 OnBoard Memory 

You must set the Enable if you are using OS / 2 operating system by installing DRAM greater than 64 MB.

PCI / VGA Palette Snoop 

Some display cards that are nonstandard VGA such as graphics accelerators or MPEG video cards may not show colors properly. Enable setting will mebetulkan this problem. The default is Disable. 

Video ROM BIOS Shadow 

This section allows you to change your BIOS location from ROM to RAM. Enable Defaultnya.

C8000-CBFFF to DC000-DFFFF 

If you install expansion cards that have the ROM, you have to know the specific memory address ROMnya. The default is Disable. 

Boot Up Num Lock Status 

If you select ON then the Number Lock function is on the right of the keyboard will function when the computer is booting. The default is ON. 

Typematic Rate Setting 

In setting Enable, you can set the typematic yag there underneath. 

Typematic Rate 

Controlling the speed of registers in repeat keystrokes. 

Typematic Delay 

Set the interval between the first character with the next character in units of ms.

Security Option 

If you want or put password then this is the part where the supervisor password and or user password. Section will ask the password security option. The default setting is the system means the system will prompt the user for a password each time you start the system. Another option setup when the setup utility will ask for a supervisor password summoned.