B&R Automation PC 620, User Manual

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Software • BIOS options
Section 4
Soft
w
are
281 Automation PC 620 with 945GME N270 CPU board User's Manual V 1.10
1.4.5 Chipset configuration
Figure 126: X945 Advanced Chipset Configuration
BIOS setting Meaning Setting options Effect
DRAM Frequency Option for setting the RAM frequency. Auto Frequency set automatically by the BIOS.
400, 533 MHz Desired clock frequency set manually.
Memory Hole Option for ISA cards with frame buffer. Not
relevant for an APC620. Disabled Disables this function.
15MB-16MB This address area is reserved.
DIMM Thermal
Control Option for setting the maximum surface
temperature of the DIMM module. The
module is cooled by limiting the memory
bandwidth if the defined surface
temperature is reached. Disabled Surface temperature not limited.
40°C, 50°C, 60°C, 70°C,
80°C, 85°C, 90°C
Temperature limit value for the limitation.
DT in SPD Option to determine whether the GMCH
(Graphics and Memory Controller Hub)
supports DT (Delta Temperature) in the
SPD (Serial Presence Detect)
Management Algorithm of the DIMM
module. Disabled Disables this function.
Enabled Enables this function.
TS on DIMM Option to determine whether the GMCH
(Graphics and Memory Controller Hub)
supports TS (Thermal Sensor) in the
Thermal Management Algorithm of the
DIMM module. Disabled Disables this function.
Enabled Enables this function.
Table 176: X945 Advanced Chipset setting options
Advanced
Advanced Chipset Settings Options
DRAM Fre q uency [Auto] Auto
400 MHz
Memory Hole [Disabled]
DIMM Thermal Control [Disabled] 533 MHz
DT in SPD [Disabled]
TS on DIMM [Disabled]
High Precision Event Timer [Disabled]
IOAPIC [Enabled]
APIC ACPI SCI IRQ [Disabled]
C4 On C3 [Disabled]
Select Screen
Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
BIOS SETUP UTILIT Y
v02.66 (C)Copyright 1985-2009, American Megatrends, Inc.