Asus T9A T9400 USER MANUAL - Page 69

Configuring the BIOS, Cylinders, Heads, Sectors, CHS Capacity, Maximum LBA Capacity, Multi-Sector

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5 5. Configuring the BIOS Cylinders [ ] This field configures the number of cylinders. Refer to your drive documentation to determine the correct value to enter into this field. NOTE: To make changes to this field, the Type field must be set to User. Heads [ ] This field configures the number of read/write heads. Refer to your drive documentation to determine the correct value to enter into this field. NOTE: To make changes to this field, the Type field must be set to User. Sectors [ ] This field configures the number of sectors per track. Refer to your drive documentation to determine the correct value to enter into this field. NOTE: To make changes to this field, the Type field must be set to User. CHS Capacity [ ] This field shows the drive's CHS capacity calculated automatically by the BIOS from the drive information you entered. Maximum LBA Capacity [ ] This field shows the drive's maximum capacity calculated automatically by the BIOS from the drive information you entered. Multi-Sector Transfers [Maximum] This option automatically sets the number of sectors per block to the highest number supported by the drive. This field can also be configured manually. Note that when this field is automatically configured, the set value may not always be the fastest value for the drive. Refer to the documentation that came with your hard drive to determine the optimal value and set it manually. NOTE: To make changes to this field, the Type field must be set to User. The configuration options are: [Disabled] [2 Sectors] [4 Sectors] [8 Sectors] [16 Sectors] [32 Sectors] [Maximum] PIO Mode [4] When enabled, this option speeds up communication between the system and the IDE controller by using enhanced I/O transfer modes (PIO Modes). NOTE: To make changes to this field, the Type field must be set to User. The configuration options are: [0] [1] [2] [3] [4] Ultra DMA Mode [4] This field auto detects Ultra DMA capability (for improved transfer speeds and data integrity) for compatible IDE devices. Set to Disable to suppress Ultra DMA capability. NOTE: To make changes to this field, the Type field must be set to User. The configuration options are: [0] [1] [2] [3] [4] [5] [Disabled] NOTE: After using the legend keys to make your selections on this sub-menu, press the [Esc] key to exit back to the Main menu. When the Main menu appears, you will notice that the drive size appears in the field for the hard disk drive that you just configured. 69

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69
5. Configuring the BIOS
5
Cylinders [
]
This field configures the number of cylinders. Refer to your drive documentation to determine the correct
value to enter into this field.
NOTE:
To make changes to this field, the
Type
field must be set to
User
.
Heads [
]
This field configures the number of read/write heads. Refer to your drive documentation to determine the
correct value to enter into this field.
NOTE:
To make changes to this field, the
Type
field must be set to
User
.
Sectors [
]
This field configures the number of sectors per track. Refer to your drive documentation to determine
the correct value to enter into this field.
NOTE:
To make changes to this field, the
Type
field must be
set to
User
.
CHS Capacity [
]
This field shows the drive’s CHS capacity calculated automatically by the BIOS from the drive infor-
mation you entered.
Maximum LBA Capacity [
]
This field shows the drive’s maximum capacity calculated automatically by the BIOS from the drive
information you entered.
Multi-Sector Transfers [Maximum]
This option automatically sets the number of sectors per block to the highest number supported by the
drive. This field can also be configured manually. Note that when this field is automatically configured,
the set value may not always be the fastest value for the drive. Refer to the documentation that came
with your hard drive to determine the optimal value and set it manually.
NOTE:
To make changes to
this field, the
Type
field must be set to
User
. The configuration options are: [Disabled] [2 Sectors] [4
Sectors] [8 Sectors] [16 Sectors] [32 Sectors] [Maximum]
PIO Mode [4]
When enabled, this option speeds up communication between the system and the IDE controller by using
enhanced I/O transfer modes (PIO Modes).
NOTE:
To make changes to this field, the
Type
field must be
set to
User
. The configuration options are: [0] [1] [2] [3] [4]
Ultra DMA Mode [4]
This field auto detects Ultra DMA capability (for improved transfer speeds and data integrity) for compat-
ible IDE devices. Set to Disable to suppress Ultra DMA capability.
NOTE:
To make changes to this field,
the
Type
field must be set to
User
. The configuration options are: [0] [1] [2] [3] [4] [5] [Disabled]
NOTE: After using the legend keys to make your selections on this sub-menu, press the
[Esc] key to exit back to the Main menu. When the Main menu appears, you will notice
that the drive size appears in the field for the hard disk drive that you just configured.