Dell S100, S300 manual Troubleshooting, System Startup Problems, RAID Mode to ATA Mode

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Troubleshooting

To get help with your Dell PowerEdge RAID Controller (PERC) PERC S100 adapter and PERC S300 adapter, contact your Dell Technical Service representative or access the Dell Support Web site at support.dell.com.

The chapter discusses four major categories of troubleshooting:

•Normal tasks that cannot be performed during system startup.

•Warning messages that might appear at the Dell Inc. PERC S100 Controller BIOS or Dell Inc. PERC S300 Controller BIOS screen.

•Functions that cannot be performed with virtual disks.

•Functions that cannot be performed with physical disks.

NOTE: Unless mentioned otherwise, the term PERC Virtual Disk Management utility refers to both the PERC S100 Virtual Disk Management utility and the PERC S300 Virtual Disk Management utility.

System Startup Problems

The following table indicates potential PERC S100 adapter or PERC S300 adapter-related causes for system startup problems.

Table 7-1. System Does Not Boot

Likely Causes to Check	Corrective Actions
Controller mode is set	1 At system startup, when the Dell Power-On Self-
incorrectly at System Setup	Test (POST) screen appears, press <F2> to enter
	the Dell Inc. PowerEdge BIOS screen.
	2 Scroll to SATA Settings. Press <Enter> and
	make sure that the following is true:
	• For a PERC S100 adapter: SATA Controller
	is set to a RAID mode.
	• For a PERC S300 adapter: SATA Controller
	is set to ATA Mode or AHCI.
	NOTE: Data might be lost when switching from
	RAID Mode to ATA Mode.

Troubleshooting

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