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SE7221BK1-E Technical Product Specification
Revision 1.3
46
Feature Options Help Text Description
DRAM CAS#
Latency
3, 2.5, 2
Select CAS latency to be used Greyed when DRAM timing
programming are done using SPD.
Selects the CAS latency value to
be programmed when manual
configuration of DRAM parameters
are used.
DRAM RAS# to
CAS# Delay
2 DRAM Clocks
3 DRAM Clocks
4 DRAM Clocks
5 DRAM Clocks
Select RAS# to CAS# delay Greyed when DRAM timing
programming are done using SPD.
RAS to CAS delay setting will be
programmed into DRAM timing
register when manual setting is
selected
DRAM RAS#
Precharge
2 DRAM Clocks
3 DRAM Clocks
4 DRAM Clocks
5 DRAM Clocks
Select RAS# precharge Greyed when DRAM timing
programming are done using SPD.
RAS# precharge setting will be
programmed into DRAM timing
register when manual setting is
selected
DRAM RAS#
Activate to
Precharge
4 DRAM Clocks
5 DRAM Clocks
6 DRAM Clocks
7 DRAM Clocks
8 DRAM Clocks
9 DRAM Clocks
10 DRAM Clocks
11 DRAM Clocks
12 DRAM Clocks
13 DRAM Clocks
14 DRAM Clocks
15 DRAM Clocks
Select RAS# Activate to precharge Greyed when DRAM timing
programming are done using SPD.
RAS# activate to precharge setting
will be programmed into DRAM
timing register when manual
setting is selected
Boots Grapchics
Adapter priority
IGD
PCI/IGD
Select which graphics controller to
be used as primary boot device
IGD – Integrated Video has more
priority
PCI/IGD – Offboard video has
more priority
Internal Graphics
Mode Select
Disabled
Enabled, 1MB
Enabled, 8MB
Select the amount of memory used
by Internal Graphics device
Enabled / Disable internal graphics
and Select the sieze of memory to
be used
9.5.4.2 South Bridge Chipset Configuration
Table 59. BIOS Setup, ATAPI CDROM Drives Sub-menu Selections
Feature Options Help Text Description
SLP_S4# Min
Assertion
4-5 Seconds
3-4 Seconds
2-3 Seconds
1-2 Seconds
Select Timing for SLP_S4# pin SLP_S4# pin timing selection