Advanced Chipset Features - Aaeon ECM-5716 Series User Manual

All-in-one pentium-m single board with lvds, tmds, ac97 audio, ieee-1394a, pcmcia, dual 10/100base-tx ethernet interfaces, 4usb 2.0, 2coms & intel gigabit ethernet interface (optional)
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User' s Manual
4.5.3.16
Small Logo (EPA) Show
This item allows you enabled/disabled the small EPA logo show on screen at the POST
step,
Enabled
Disabled
4.5.4

Advanced Chipset Features

This section allows you to configure the system based on the specific features of the
installed chipset. This chipset manages bus speeds and access to system memory
resources, such as DRAM and the external cache. It also coordinates communications
between the conventional ISA bus and the PCI bus. It must be stated that these items
should never need to be altered. The default settings have been chosen because they
provide the best operating conditions for your system. The only time you might consider
making any changes would be if you discovered that data was being lost while using your
system.
The first chipset settings deal with CPU access to dynamic random access memory
(DRAM). The default timings have been carefully chosen and should only be altered if
data is being lost. Such a scenario might well occur if your system had mixed speed
DRAM chips installed so that greater delays may be required to preserve the integrity of
the data held in the slower memory chips.
4.5.4.1
DRAM Timing Selectable
This item allows you to select the DRAM timing value by SPD data or Manual by yourself.
The choice: Manual, By SPD.
4.5.4.2
System BIOS Cacheable
This feature is only valid when the system BIOS is shadowed. It enables or disables the
caching of the system BIOS ROM at F0000h-FFFFFh via the L2 cache. This greatly
speeds up accesses to the system BIOS. However, this does not translate into better
system performance because the OS does not need to access the system BIOS much.
The Choice: Disabled,Enabled.
4.5.4.3
Video BIOS Cacheable
This feature is only valid when the video BIOS is shadowed. It enables or disables the
caching of the video BIOS ROM at C0000h-C7FFFh via the L2 cache. This greatly
speeds up accesses to the video BIOS. However, this does not translate into better
system performance because the OS bypasses the BIOS using the graphics driver to
access the video card's hardware directly.
The Choice: Enabled, Disabled.
52 ECM-5716 Series User' s Manual
EPA Logo show is enabled
EPA Logo show is disabled

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