Aaeon SBC-590 User Manual page 45

Boot Up System Speed
High
Low
IDE HDD Block Mode
Enabled Enable IDE HDD Block Mode. BIOS will detect the block size
Disabled Disable IDE HDD Block Mode
Gate A20 option
Normal
Fast
Typematic Rate setting
The typematic rate determines the characters per second accepted
by the computer. Typematic Rate setting enables or disables the
typematic rate.
Typematic Rate (Char/Sec)
BIOS accepts the following input values (character/second) for
Typematic Rate: 6, 8, 10, 12, 15, 20, 24, 30.
Typematic Delay (msec)
When holding down a key, the Typematic Delay is the time
interval between the appearance of the first and second characters.
The input values (msec) for this category are: 250, 500, 750, 1000.
Security Option
This setting determines whether the system will boot if the
password is denied, while limiting access to Setup.
System
Setup
38 SBC-590 User's Manual
Sets the speed to high
Sets the speed to low
of the HDD and send a block command automatically.
The A20 signal is controlled by the keyboard controller or
chipset hardware
Default: Fast. The A20 signal is controlled by Port 92 or
chipset specific method.
The system will not boot, and access to Setup will be denied
if the correct password is not entered at the prompt.
The system will boot, but access to Setup will be denied if
the correct password is not entered at the prompt.