Apple Xserve - Apple Xserve - Manual (Page 45)

Appendix AXD Tools Test Reference 45
Fan Tests
When AXD Mac OS X tools starts, it performs a hardware existence test. All fans found
during this test can be tested individually using fan tests.
Test Estimated completion time Description
Verify Motor +/– 10%, 10 Reads
High, 20 Low 2 minutes Verifies the minimum and
maximum fan speeds. Sets the
minimum and maximum builds
within 10% of the threshold and
then does 10 consecutive reads
at the maximum and 20 at the
minimum.
Verify Motor Automatically
+/– 15% 2 minutes Verifies the minimum and
maximum fan speeds. Sets the
minimum and maximum builds
within 15% of the threshold.
Hard Drive Tests
When AXD Mac OS X tools starts, it performs a hardware existence test. All hard
drives and solid-state drives found during this test can be tested individually using
hard drive tests.
Test Estimated completion time Description
Threaded Surface Scan 21 minutes for an 80 GB drive;
3 hours for a 1 TB drive Scans the entire surface of a
hard drive.
This test is available for hard
drives, not solid-state drives.
Threaded Surface Short Scan 1 minute Scans the first 10 GB of a
hard drive.
This test is available for hard
drives, not solid-state drives.
Check SMART Status 1 second Checks the SMART status of a
hard drive.
This test is available for hard
drives, not solid-state drives.