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If you are using OS/2 operating system and installed memory is larger than 64MB. You need to have the
setting in the enable mode.
3.3.16 Video BIOS Shadow
Video shadow copies BIOS code from slower ROM to faster RAM. BIOS can then execute from RAM.
3.3.17 C8000-CBFFF /DC000-DFFFF Shadow
Optional firmware will be copied from ROM to RAM. When this option is enabled.
3.4 Chipset Features Setup
These settings are intended for the Chipset function on the motherboard. Fine tuning these options,
enhances the performance of the system.
3.4.1 Auto Configuration
The optimum value for the chipset and CPU will be automatically loaded when enabled.
3.4.2 EDO DRAM Speed Selection
This option must match the EDO memory speed. If the installed memory is 60ns type, you should set it to
"60".
3.4.3 SDRAM RAS-to-CAS Delay
These are timing of SDRAM CAS Latency and RAS to CAS Delay, calculated by clocks. They are important
parameters affects SDRAM performance.
3.4.4 SDRAM RAS Precharge Time
The RAS Recharge means the timing to inactive RAS and the timing for DRAM to do Recharge before next
RAS can be issued.
3.4.5 DRAM Data Integrity Mode
The ECC algorithm has the ability to detect double bit error and automatically correct single bit error.
Figure 3.4 CHIPSET FEATURES SETUP SCREEN
ROM PCI / ISA BIOS (XXXXXXXX)
CHIPSET FEATURES SETUP
AWARD SOFTWARE, INC.
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