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User’s Manual
ESM-2740/2743 User’s Manual
51
3.5.2 Advanced BIOS Features
This section allows you to configure your system for basic operation. You have the
opportunity to select the system’s default speed, boot-up sequence, keyboard operation,
shadowing and security.
3.5.2.1 Virus Warning
Allows you to choose the VIRUS Warning feature for IDE Hard Disk boot sector protection.
If this function is enabled and someone attempt to write data into this area, BIOS will show
a warning message on screen and alarm beep.
Item Description
Enabled
Activates automatically when the system boots up causing a warning message to
appear when anything attempts to access the boot sector or hard disk partition table.
Disabled
No warning message will appear when anything attempts to access the boot sector or
hard disk partition table.
3.5.2.2 CPU L1 & L2 Cache
This item allows you to speed up memory access. However, it depends on CPU design.
Item Description
Enabled Enable cache
Disabled Disable cache
3.5.2.3 CPU L3 Cache
This is the extra cache that sits on the motherboard between the processor and main
memory, since the processor already contains L1 and L2 cache and starting to ship with L3
cache built-in as well to speed up memory operations further. However, it depends on CPU
design.
Item Description
Enabled Enable cache
Disabled Disable cache