GE Vivid 7, Руководство по обслуживанию

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GE H
EALTHCARE
D
IRECTION
FC091194, R
EVISION
11 V
IVID
7 S
ERVICE
M
ANUAL
Chapter 7 - Diagnostics/Troubleshooting 7 - 53
7-7-2-2 Hard Drive Tests
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Hard Drive Test (All)
- The Hard Drive test examines your hard disk drive using a series of tests
to ensure that your drive can perform its functions.
The following tests are performed on your hard drive to ensure the hard disk controller and the drive
mechanism are working correctly. The disk surface itself is also checked.
NOTE: The hard drive test can take over ten minutes.
•
Hard Drive: Linear Seek
- Hard disk drive heads are moved from track 0 to the maximum track
one track at a time.
•
Hard Drive: Random Seek
- Hard disk drive heads are moved randomly several hundred times.
•
Hard Drive: Funnel Seek
- Hard disk drive heads are moved in a funnel fashion, i.e., from the first
track on the drive to the last, then to the second track, then to the second to last track, then to the
third track, and so on.
•
Hard Drive: Surface Scan
- This test scans for surface defects on the hard disk drive.
Figure 7-55 Hard Drive Tests