Acer AcerPower 4400 User Manual page 57

Acer acerpower 4400: users guide
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Parameter
Security Option
PCI/VGA Palette
Snoop
OS Select for DRAM
> 64MB
Video BIOS Shadow
Description
The System option limits
access to both the System
boot and BIOS setup. A
prompt asking you to enter
your password appears on the
screen every time you boot
the system.
The Setup option limits
access only to BIOS setup.
To disable the security option,
select Password Setting from
the main menu, don't type
anything and just press Enter.
Enabling this item informs the
PCI VGA card to keep silent
(and to prevent conflict) when
the palette register is updated
(i.e., accepts data without
responding to any
communication signals). This
is useful only when two
display cards use the same
palette address and are
plugged into the PCI bus at
the same time (such as MPEQ
or Video capture). In such
case, the PCI VGA is silent
while the MPEQ/Video capture
is set to function normally.
Set to OS/2 if your system is
utilizing an OS/2 operating
system and has a memory
size of more than 64 MB.
VGA BIOS Shadowing means
to copy video display card
BIOS into the DRAM area.
This enhances system
performance because DRAM
access time is faster than
ROM.
Format/Options
System
Setup
Disabled
Enabled
Non-OS/2
OS/2
Enabled
Disabled
47

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