Abit AB-SA7 Manual page 53

Introducing the BIOS
 Sector:
The minimum segment of track length that can be assigned to stored data. Sectors usually are grouped
into blocks or logical blocks that function as the smallest units of data permit. You can configure this
item to sectors per track. The minimum number you can enter is 0, the maximum number you can
enter is 255.
Driver A & Driver B:
If you have installed the floppy disk drive here, then you can select the type of floppy drive it can support.
Six options are available: None ( 360K, 5.25 in. ( 1.2M, 5.25in. ( 720K, 3.5 in. ( 1.44M, 3.5 in. (
2.88M, 3.5 in.
Floppy 3 Mode Support:
Four options are available: Disabled ( Driver A ( Driver B ( Both. The default setting is Disabled. 3
Mode floppy disk drives (FDD) are 3.5" drives used in Japanese computer systems. If you need to access
data stored in this kind of floppy, you must select this mode, and of course you must have a 3 Mode
floppy drive.
Video:
You can select the VGA modes for your video adapter, four options are available: EGA/VGA ( CGA 40
( CGA 80 ( MONO. The default setting is EGA/VGA.
Halt On:
You can select which type of error will cause the system to halt. Five options are available: All Errors (
No Errors ( All, But Keyboard ( All, But Diskette ( All, But Disk/Key. The default setting is All, But
Keyboard.
You can see your system memory list in the lower right box, it shows the Base Memory, Extended
Memory and total Memory size configurations in your system. It is detected by the system during boot-up
procedure.
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User's Manual