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Chapter 3

 

 

!SETUP: When you choose Setup, a password is required only when accessing the BIOS Setup. If the correct password is not given, you can’t enter the BIOS setup menu.

!SYSTEM: When you choose System, a password is required each time the computer boots up. If the correct password is not given, the system will not start.

To disable security, select Set Supervisor Password at main menu and then you will be asked to enter password. Do not type anything and just press the Enter key and it will disable security. Once security is disabled, the system will boot and you can enter the BIOS setup menu freely.

Notice

Don’t forget your password. If you forget the password, you will have to open the computer case and clear all information in the CMOS before you can start up the system. But by doing this, you will have to reset all previously set options.

APIC Mode:

Two options are available: Disabled or Enabled. The default setting is Disabled. If you set to Enabled, the next item will be available to choose. When you set it to Disabled, the system will use the default five PCI IRQs for all devices, and will not increase the number of PCI IRQs.

MPS Version Control For OS1.4:

This option specifies which version of MPS the motherboard will use.

Two options available: 1.1 )1.4. The BIOS supports versions 1.1 and 1.4 of the Intel® multiprocessor specification. Select the version supported by the operating system running on this computer. If you use an older OS for dual processor executing, please set this option to 1.1.

Note

The SiS 645 A1 version chipset will not show the items “ACPI Mode” and “MPS Version Control For OS1.4”, if the SiS 645 chipset version is A2, then these two items will shown in the BIOS.

OS Select For DRAM > 64MB:

Two options are available: Non-OS2 or OS2. The default setting is Non-OS2. When the system memory is bigger than 64MB, the communication method between the BIOS and the operating system will differ from one operating system to another. If you use OS/2, select OS2, if you are using another operating system, select Non-OS2. The default setting is Non-OS2.

HDD S.M.A.R.T. Capability:

Two options are available: Disabled or Enabled. The default setting is Disabled. SMART

(Self-Monitoring Analysis and Reporting Technology) is a techniques which warns users of the HDD’s defects and informs the users to transfer HDD’s data to other places. Therefore, this technique results in improving the confidence in data preservation and the HDD itself. Therefore, if you make sure your HDD has supports this feature, then set this item to Enabled. This allows the operating system to take the necessary precautions and warn the user. For detailed information of your HDD specs, please read the HDD’s user’s manual or contact the dealer.

SD7-533 Motherboard