Diagnostics and Maintenance
When the revision number is changed after the drive is shipped from the factory, Fujitsu issues "Engineering Change Request/Notice" in which the new revision number is indicated. When the user changes the revision number, the user should update the revision label as described in item (2) after applying the modification.
At shipment | Rev. A2 |
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Revising at field
Rev. A3
Figure 6.2 Indicating revision numbers
6.2.5Tools and test equipment
Disk drive troubleshooting and repair in the field require only standard hand tools. No special tools or test equipment are required.
This manual does not describe the
6.2.6Tests
This disk drive can be tested in the following ways:
•Initial seek operation check (See Subsection 6.3.1)
•Operation test (See Subsection 6.3.2)
•Diagnostic test (See Subsection 6.3.3)
Figure 6.3 shows the flow of these tests.
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