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Contents
C141-E237 ix
6.2.4 Revision numbers....................................................................................6-7
6.2.5 Tools and test equipment ........................................................................6-8
6.2.6 Tests ........................................................................................................6-9
6.3 Operation Check....................................................................................6-10
6.3.1 Initial seek operation check...................................................................6-10
6.3.2 Operation test ........................................................................................6-10
6.3.3 Diagnostic test.......................................................................................6-10
6.4 Troubleshooting Procedures..................................................................6-11
6.4.1 Outline of troubleshooting procedures..................................................6-11
6.4.2 Troubleshooting with disk drive replacement in the field ....................6-11
6.4.3 Troubleshooting at the repair site..........................................................6-13
6.4.4 Troubleshooting with parts replacement in the factory ........................6-14
6.4.5 Finding possibly faulty parts.................................................................6-14
CHAPTER 7 Error Analysis............................................................................7-1
7.1 Error Analysis Information Collection ...................................................7-1
7.1.1 Sense data................................................................................................7-1
7.1.2 Sense key, additional sense code, and additional sense
code qualifier...........................................................................................7-1
7.2 Sense Data Analysis................................................................................7-3
7.2.1 Error information indicated with sense data ...........................................7-3
7.2.2 Sense data (3-0C-03), (4-32-01), (4-40-xx), (4-C4-xx), and
(4-44-xx) .................................................................................................7-4
7.2.3 Sense data (1-1x-xx), (3-1x-xx) and (E-1D-00): Disk read error ..........7-4
7.2.4 Sense data (5-2x-xx), (B-44-xx), (B-47-xx), (B-4B-xx) and
(B-4E-00): interface error .......................................................................7-4
Glossary ...........................................................................................................GL-1
Abbreviation.....................................................................................................AB-1
Index ................................................................................................................. IN-1