User`s guide

SETUP program options (continued)
Option
Onboard
Video BIOS
Mapping
Settings
To EOOOOH*
To COOOOH
Description
Select To E0000H to map the
onboard video BIOS to memory
address E0000h: select To C0000H
to map the video BIOS to
address C0000h to provide
compatibility with old
application software (6)
Shadow Disabled l Set any of these options to
C0000 to C7FFF
Enabled
enable or disable shadowing of
C8000 to CFFFF ROM data from the indicated
E0000 to E7FFF memory address range (6)
Scan FLASH
Enabled
Set to Enabled to allow the BIOS
User Area Disabled l to call any code you have
installed in the 8KB block EA000h
to EBFFFh prior to booting the
computer (FLASH user area); set
to Disabled to scan the block
normally
* Default setting
1 If you will boot your system from a SCSI hard disk drive, you must disable
the built-in IDE controller and set both hard disk drive types to Not
Installed.
2 When you select Not Installed for the Video Type option, the display type
bits are configured for VGA.
3 If you change the refresh rate, you must press the reset button or turn
the computer off and then on again after saving your settings to reset the
rate.
4 The Offboard VGA/EGA Adapter Installed option settings do not affect
your built-in video controller. To enable or disable this controller, you must
set jumper E0290. See Chapter 6 for more information.
5 You cannot set Serial Port 1 and 2 to the same address. If you attempt to
do so, you see an error message.
6 If you set the Onboard Video BIOS Mapping option to To C0000H, you
must set the Shadow C0000 to C7FFF option to Disabled to avoid a
memory conflict. If you set the Onboard Video BIOS Mapping option to
To E0000H, you must set the Shadow E0000 to E7FFF option to Disabled to
avoid a conflict.
Running the SETUP Program
2-11