Tyan Computer TYAN S1471 user manual Chipset Features Setup, Security Option, Video Bios Shadow

wSecurity Option

This category allows you to limit access to the system setup, or just setup. Default value is Setup

System	The	system	will not boot and access to Setup will be denied if the
	correct password is not entered at the prompt
Setup	The	system	will boot, but access to setup will be denied if the
	password is not entered at the prompt

wVideo BIOS Shadow

It determines whether Video BIOS will be copied to RAM, however, it is an optional chipset design. Default is Enabled.

4.7 Chipset Features Setup

This screen controls the settings for the board's chip set. The controls for this screen are the same as the previous screen.

The Chipset Features Screen

ROM ISA BIOS

CHIPSET SETUP UTILITY

AWARD SOFTWARE, INC.

Auto Configuration	:Enabled
DRAM Timing	:70ns
DRAM RAS# Precharge Time :3
DRAM R/W Leadoff Timing	:6
DRAM RAS to CAS Delay	:3
DRAM Read Burst Timing	:x2222/x3333
DRAM Write Burst Timing	:x2222
Fast MA to RAS# Delay	:Disabled
Fast EDO Path Select	:Disabled
Refresh RAS# Assertion	:5/Clks
ISA Bus Clk	:Clk/4
SDRAM(CAS Lat/RAS to CAS :Disabled
System BIOS Cacheable	:Enabled
Video BIOS Cacheable	:Enabled
8 bit I/O Recovery Time	:1
16 bit I/O Recovery Time	:1
Memory Hole at 15M/16M	:Disabled
Peer Concurrency	:Enable

More Information on these settings can be found at Tyan's web site. http://www.tyan.com

ESC :Quit			:Select Item
F1	:Help	PU/PD/+/- :Modify
F5	:Old Values	(Shift)F2 :Color
F6	:Load BIOS Defaults
F7	:Load Setup Defaults

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