LSI LSI21002 User Manual page 52

Pci to dual channel scsi host adapter
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3-10
One of these choices can be selected by highlighting it and pressing
Enter.
CHS Mapping – This option defines the cylinder head sector (CHS)
values that will be mapped onto a disk without pre-existing partitioning
information. SCSI Plug and Play Mapping is the default value.
To support interchange with noncompatible systems, there is another
option that can be selected by choosing CHS Mapping and then
cursoring to Alternate CHS Mapping.
Note:
Neither of these options will have any affect after the disk
has been partitioned with the FDISK command.
To remove partitioning, two options are available:
Reformat the disk using the Format Device option. See
3.2.2.2, "Device Selections Menu."
Use the FDISK/MBR command at the C:\ prompt, where MBR
represents master boot record.
Important:
Reformatting the disk or using FDISK/MBR erases all
partitioning and data that exists. Be careful that you target
the correct disk when using either the Format utility or the
FDISK/MBR command.
After clearing the partitions and data, it is necessary to
reboot and clear the memory or the old partitioning data will
be reused.
Spinup Delay (seconds) – This option allows the user to stagger spin
ups between devices for a longer period of time to balance the total
current load. The default value is 2 seconds with choices between 1 and
10 seconds.
This is a power management feature designed to accommodate disk
devices that may have heavy current load during power up. If multiple
drives are being powered up simultaneously and drawing heavy current
loads, then this option staggers the spin ups to limit start-up current.
Secondary Cluster Server – This option allows the user to enable an
adapter to join a cluster of adapters without doing any SCSI bus resets.
Configuring the Host Adapter
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