Advantech AIMB-763 - Advanced Chipset Features

2.5 Advanced Chipset Features
By choosing the “Advanced Chipset Features” option from the “Initial Setup
Screen”
menu, the screen below will be displayed. This sample screen contains
the manufacturer’s default values for the AIMB-763VG and AIMB-763G2, as shown
in
Figure 2-4:
Figure 2.4: Advanced chipset features screen
Note: DRAM default timings have been carefully chosen and
should ONLY
be changed if data is being lost. Please first
contact technical
sup- port.
2.5.1 DRAM Timing Selectable
This item allows you to control the DRAM speed. The selections are
“Manual” or “By SPD”.
2.5.2 CAS Latency Time
When DRAM Timing Selectable is set to [Manual], this field is adjustable. This
controls the CAS latency, which determines the time interval between SDRAM
starting
a read command and receiving it. The options are [3T], [4T], [5T], and
[Auto].
2-8 Chapter 2: BIOS setup