Aaeon SBC-400 User Manual page 49

When this option is enabled, the video ROM area from C0000h -
C7FFFh is copied (shadowed) to RAM for faster execution. The
settings are Absent, NoShadow, or Shadow.
These options enable shadowing of the contents of the ROM area
in the option title. The settings are Absent, NoShadow, or Shadow.
The ROM area that is not used by ISA adapter cards will be
allocated to PCI adapter cards.
This option sets the timeout value for the WinBIOS AutoKeyLock
feature. If Password support is enabled, AutoKeyLock automatical-
ly locks the keyboard and mouse if there has been no system
activity for the length of time specified in this option. The settings
are Disabled, 1 Min., 2 Min., 3 Min., 4 Min., 5 Min., 6 Min., 7
Min., 8 Min., 9 Min., 10 min., 11 Min., 12 Min., 13 Min., 14 Min.,
15 Min. The Optimal and Fail-Safe defaults are Disabled.
42 SBC-400 User's Manual