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Using the BIOS Setup Program
55
Chipset Configuration Submenu
Maintenance Main Advanced Security Power Boot Exit
PCI Configuration
Boot Configuration
Peripheral Configuration
IDE Configuration
Diskette Configuration
Event Log Configuration
Video Configuration
USB Configuration
Chipset Configuration
The menu shown in Table 19 is used to configure advanced chipset features.
Table 19. Chipset Configuration Submenu
Feature Options Description
Extended Configuration • Default (default)
• User Defined
Chooses the default or user defined settings for
the extended configuration options.
SDRAM Frequency • Auto (default)
• 200 MHz
• 266 MHz
Allows override of detected memory frequency
value.
SDRAM Timing Control • Auto (default)
• Manual – Aggressive
• Manual – User Defined
Auto allows timings to be programmed according
to the memory detected.
Manual – Aggressive selects the most aggressive
user defiend timings.
Manual – User Defined allows manual override of
detected SDRAM settings
SDRAM RAS Act. To Pre. • 7
• 6
• 5
• Auto (default)
Selects length of time from read to pre-change.
SDRAM CAS# Latency • 3
• 2
• Auto (default)
Selects the number of clock cycles required to
address a column in memory.
SDRAM RAS# to CAS#
delay
• 3
• 2
• Auto (default)
Selects the number of clock cycles between
addressing a row and addressing a column.
SDRAM RAS# Precharge • 3
• 2
• Auto (default)
Selects the length of time required before
accessing a new row.