Hard Disk Size > 504 Mb; Hard Disk Block Mode - Acer Power 6100 User Manual

Heads
This parameter specifies your hard disk's number of heads, and is automatically set depending on your Type
parameter setting.
Sectors
This parameter specifies your hard disk's number of sectors, and is automatically set depending on your Type
parameter setting.
Size
This parameter specifies the size of your hard disk, in MB.
Hard Disk Size > 504 MB
When set to Auto, the BIOS utility automatically detects if the installed hard disk supports the function. If
supported, it allows you to use a hard disk with a capacity of more than 504 MB. This is made possible through
the Logical Block Address (LBA) mode translation. However, this enhanced IDE feature works only under a DOS
or Windows 3.x/95/98 environment. Other operating systems require this parameter to be set to Disabled. The
default setting is Auto.

Hard Disk Block Mode

This function enhances disk performance depending on the hard disk in use. If you set this parameter to Auto, the
BIOS utility automatically detects if the installed hard disk drive supports the Block Mode function. If supported,
it allows data transfer in block (multiple sectors) at a rate of 256 bytes per cycle. To disregard the feature, change
the setting to Disabled
This parameter appears only when you are in the Advanced Level.
AcerPower 6100 (V66M/H61) User's Guide
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The default setting is Auto.