User`s manual
AIMB-740/741 User’s Manual 34
3.4.13 Security Option
Select whether the password is required every time the system boots or 
only when you enter 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 correct password is not entered at the prompt.
3.4.14 APIC Mode
This setting enables the APIC mode, the choice is “Disabled” or 
“Enabled.”
3.4.15 MPS Version Control For OS
This reports if an FDD is available for Windows 95. The selections are 
"1.1" or "1.4."
3.4.16 OS Select For DRAM > 64MB
Select OS2 only if you are running OS/2 operating system with greater 
than 64MB of RAM on the system. Commands are “Non-OS2” or “OS2.”
3.5 Advanced Chipset Features
By choosing the “Advanced Chipset Features” option from the “Initial 
Setup Screen” menu, the screen below will be displayed. This sample 
screen contains the manufacturer’s default values for the AIMB-740/741, 
as shown in Figure 3-4:
Note: To disable security, select “PASSWORD SET-
TING” in the main menu. At this point, you will 
be asked to enter a password. Simply press 
<Enter> to disable security. When security is 
disabled, the system will boot, and you can 
enter Setup freely.
Note: DRAM default timings have been carefully cho-
sen and should ONLY be changed if data is 
being lost. Please first contact technical sup-
port.










