Acer AT350 F1 User Manual - Page 90
Block Mode is not used. Block Mode, LBA Logical Block Addressing is
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78 4 System BIOS Parameter Type LBA/Large Mode Block (MultiSector Transfer) Description Options This feature allows the user to select the type of device connected to the system. Auto, Not Installed, CD/DVD, ARMD LBA (Logical Block Addressing) is a method of addressing data on a disk drive In the LBA mode. The maximum drive capacity is 137 GB. For drive capacities over 137 GB, your system must support 48-bit LBA mode If not, contact your manufacturer or install an ATA/133 IDE controller card that supports 48-bit LBA mode. Auto Disabled Block Mode boosts the performance of the IDE drive by increasing the amount of data transferred. Only 512 bytes of data can be transferred per interrupt if Block Mode is not used. Block Mode allows transfers of up to 64 KB per interrupt. Select Disabled to allow data to be transferred from and to the device one sector at a time. Select Auto to allow data transfer from and to the device multiple sectors at a time if the device supports it. Auto Disabled