AUTO DETECTION” utility. The BIOS will auto-detect the
hard disk size and model on display during POST.
ROM PCI/ISA BIOS (2A59GECA)
CMOS SETUP UTILITY
AWARD SOFTWARE, INC
HEAD DISK SIZE
CYLS HEADS
PRECOMP LANDZONE SECTOR MODE
2
1754
850
64
0
3399
63
LBA
1
1754
3400
16
65535
3399
63
Normal
3
1754
1700
32
65535
3399
63
Large
Figure 3-11 IDE HDD AUTO DETECTION Screen
Note: HDD Modes -
The AWARD BIOS supports 3 HDD modes: Normal, LBA &
LARGE.
Normal Mode
- Generic access mode in which either the BIOS
nor the IDE controller will make any transformations during
accessing. The maximum number of cylinders, head, and sectors
for Normal mode are 1024, 16, and 63.
No. of Cylinder (1024)
x No. of Head
(16)
x No. of Sector
(63)
x
No. per Sector
(512)
528 Megabytes
If user set his HDD to Normal mode, the maximum accessible
HDD size will be 528 MB even though its physical size may be
greater than that!
3. BIOS SOFTWARE
3-11
IDE HDD Auto Detection (Continue…)
LBA (Logical Block Addressing) Mode
- A new HDD
Accessing method to overcome the 528 MB bottleneck. The
number of cylinders, heads, and sectors shown in setup may
not be the number physically contained in the HDD.
During HDD accessing, the IDE controller will transform the
EP-PV12 User’s Manual
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