Intel D845PEBT2 Product Specification - Page 112

Fan Control Configuration Submenu

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Intel Desktop Board D845PEBT2 Technical Product Specification Table 78. Chipset Configuration Submenu (continued) Feature SDRAM RAS Active to Precharge (Note) SDRAM CAS# Latency (Note) SDRAM RAS# to CAS# Delay (Note) SDRAM RAS# Precharge (Note) Options • 8 • 7 • 6 • 5 (default) • 2.0 (default) • 2.5 • 4 • 3 • 2 (default) • 4 • 3 • 2 (default) Description Corresponds to tRAS. Selects the number of clock cycles required to address a column in memory. Selects the number of clock cycles between addressing a row and addressing a column. Selects the length of time required before accessing a new row. Note: This feature is displayed only if SDRAM Timing Control is set to Manual - User Defined. 4.4.10 Fan Control Configuration Submenu To access this menu, select Advanced on the menu bar and then Fan Control Configuration. Maintenance Main Advanced Security Power PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration Event Log Configuration Video Configuration USB Configuration Chipset Configuration Fan Control Configuration Boot Exit The submenu represented in Table 78 is for configuring fan control options. Table 79. Fan Control Configuration Submenu Feature Fan Control Lowest Fan Speed Options • Disabled • Enabled (default) • Slow (default) • Off Description Enables or disables fan control. Defines the lower limit of chassis fan speed operation. When set to Slow, at low system temperatures the fans will continue to run at slow speed. When set to Off, at low system temperatures the fans will turn off. Note: These options will not take effect until power has been completely removed from the system. After saving the BIOS settings and turning off the system, unplug the power cord from the system and wait at least 30 seconds before reapplying power and turning the system back on. 112

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Intel Desktop Board D845PEBT2 Technical Product Specification
112
Table 78.
Chipset Configuration Submenu
(continued)
Feature
Options
Description
SDRAM RAS Active to
Precharge
(Note)
•
8
•
7
•
6
•
5 (default)
Corresponds to tRAS.
SDRAM CAS# Latency
(Note)
•
2.0 (default)
•
2.5
Selects the number of clock cycles required to
address a column in memory.
SDRAM RAS# to CAS#
Delay
(Note)
•
4
•
3
•
2 (default)
Selects the number of clock cycles between
addressing a row and addressing a column.
SDRAM RAS#
Precharge
(Note)
•
4
•
3
•
2 (default)
Selects the length of time required before accessing
a new row.
Note:
This feature is displayed only if SDRAM Timing Control is set to Manual
–
User Defined.
4.4.10
Fan Control Configuration Submenu
To access this menu, select Advanced on the menu bar and then Fan Control Configuration.
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
Fan Control Configuration
The submenu represented in Table 78 is for configuring fan control options.
Table 79.
Fan Control Configuration Submenu
Feature
Options
Description
Fan Control
•
Disabled
•
Enabled (default)
Enables or disables fan control.
Lowest Fan Speed
•
Slow
(default)
•
Off
Defines the lower limit of chassis fan speed
operation.
When set to
Slow
, at low system temperatures the
fans will continue to run at slow speed.
When set to
Off
, at low system temperatures the fans
will turn off.
Note:
These options will not take effect until power has been completely removed from the system.
After saving the BIOS
settings and turning off the system, unplug the power cord from the system and wait at least 30 seconds before
reapplying power and turning the system back on.