Chipset Features Setup menu
BX2 Systems User’s Handbook
48
Chapter 2. Using the CMOS Setup Utility
Chipset features setup
Parameter
Setting
Description
Auto Configuration
Disabled
Enabled (default)
Enable this option so that the system
automatically sets all chipset feature options on
the left panel of the screen (except for cache
update and BIOS cacheable).
SDRAM RAS-to-CAS Delay
3 (default)
2
Use the default setting.
SDRAM RAS Precharge Time
3 (default)
2
Use the default setting.
SDRAM Cache Latency Time
3 (default)
Use the default setting.
SDRAM Precharge Control
Disabled (default)
Enabled
Use the default setting.
DRAM Data Integrity Mode
Non-ECC (default)
Set according to the type of DRAM installed in
the system.
ECC
System BIOS Cacheable
Disabled
Enabled (default)
The ROM area F0000H-FFFFFH is cacheable.
Video BIOS Cacheable
Disabled
Enabled (default)
The video BIOS C0000H-C7FFFH is
cacheable.
Video RAM Cacheable
Disabled (default)
Enabled
The ROM area A0000-BFFFF is cacheable.
8 BIT I/O Recovery Time
1 (default)
Use the default setting
16 BIT I/O Recovery Time
1 (default)
Use the default setting.
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