Sun Microsystems X6450 manual To Modify SAS-Specific REM Settings With a Select Utility

TABLE B-1General Settings (Continued)

Option	Description
Removable Media	When enabled, removable media devices, such as CD drives, are
Devices Boot	supported.
Support
Alarm Control	When enabled, the alarm sounds. Default is enabled.
	Note—When the alarm is turned off (disabled), it automatically
	turns back on after a reboot.
SATA Native	When enabled, NCQ is enabled. Disable this feature if you want
Command Queuing	to attach more than 48 SATA II disk drives. Available with SATA II
(NCQ)	disk drives only.

▼To Modify SAS-Specific REM Settings With a - Select Utility

In addition to the general settings listed on“To Modify General Settings With a - Select Utility” on page 54, the Sun Blade RAID 5 Expansion Module has SAS-specific settings that can be modified if required.

●Select PHY Configuration from the SerialSelect main menu and change the settings listed in the following table.

Note – Default settings are shown in bold type.

TABLE B-2SAS-Specific REM Settings

Option	Description
PHY Rate	The data transfer rate between the REM and devices. The default setting is
	Auto, which allows the SAS card to adjust the data transfer rate as
	required.
CRC	When enabled, determines whether the REM verifies the accuracy of data
Checking	transfer on the serial bus. Default setting is Yes (enabled). Set to No
	(disabled) only if the REM is connected to a device that does not support
	CRC Checking.
SAS	In a situation where you want each phy on a REM to be in a different SAS
Address	domain, this setting specifies a unique world-wide name for each phy.
	Default is 0.
	Note: This setting is for SAS address conflict resolution only and must
	otherwise remain at its default value.

Appendix B Using the BIOS Configuration Utility to Configure the Sun Blade RAID 5 Expansion Module 55