Kontron Mungo540, Руководство пользователя

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46 Mungo540 User’s Manual
Video BIOS Shadow
This item allows you to change the Video BIOS location from ROM to
RAM. Video Shadow will increase the video speed.
C8000 - CBFFF Shadow/DC000 - DFFFF Shadow
Shadowing a ROM reduces the memory available between 640KB to
1024KB. These fields determine whether or not optional ROM will be
copied to RAM.
Advanced Chipset Features
This Setup menu controls the configuration of the motherboard chipset.
Figure1 .
CMOS Setup Utility – Copyright ( C ) 1984-2001
Advanced CHIPSET FEATURES
AWARD SOFTWARE INC.
SDRAM CAS Latency Time
You can select CAS latency time in HCLKs of 2/2 or 3/3. The system board
designer should set the values in this field, depending on the DRAM
installed. Do not change the values in this field unless you change
specifications of the installed DRAM or the installed CPU. The choices
are
2 and 3 .
SDRAM Cycle Time Tras/Trc
The settings available for the SDRAM Cycle Time Tras/Trc are 6/8 and
5/7 . The default setting is 6/8 .