DataExpert ATX431, Руководство пользователя, Страница: 32 / 48

Choose the Chipset Setup icon from the Setup section on the AMIBIOS Setup main
menu. All Chipset Setup options are then displayed and are described in this chapter.
AMIBIOS SETUP —– ADVANCED CHIPSET SETUP
(C)1996 American Megatrends, Inc. All Rights Reserved
DRAM Speed 70ns Available Options:
DRAM Read Burst Timing x3EDO
x4FPM Manual
DRAM Write Burst Timing x3EDO
x3FPM 60ns
DRAM Lead off Timing 10/6/4 70ns
Memory Address Driver Strength 16mA, 16mA
Enhanced Paging 12
Memory Hole Disabled
USB Function Disabled
USB Keyboard/Mouse Support Disabled
ESC: Exit
áâ
: Sel
PgUp/PgDn: Modify
F2/F3: Color
·
DRAM Speed
This option specifies the RAS Access Time parameter for the installed DRAM
SIMMs. The settings are
Manual, 60 ns, or 70 ns. The Optimal and Fail-Safe default
settings are 70ns .
For Cyrix / IBM PR200 MHz or 233 MHz MMX CPUs, it is recommended to
configure the setting as “70ns” for reliability.
·
DRAM Read Burst Timing
This option specifies the access timings for DRAM system memory read operations.
The settings are
x4EDO x4FPM, x3EDO x4FPM, or x2EDO x3FPM. The Optimal
default settings are x3EDO x4FPM.
·
DRAM Write Burst Timing
This option specifies the access timings for DRAM system memory write operations.
The settings are
x4EDO x4FPM, x3EDO x3FPM, or x2EDO x2FPM. The Optimal and
Fail-Safe default settings are x3EDO x3FPM.
·
DRAM Lead off Timing