Contents
C141-E252
9
CHAPTER 6
Diagnostics and Maintenance
...................................................
65
6.1
Diagnostics
................................................................................................
65
6.1.1
Self-diagnostics
.........................................................................................
65
6.1.2
Test programs
............................................................................................
68
6.2
Maintenance
..............................................................................................
69
6.2.1
Precautions
................................................................................................
69
6.2.2
Maintenance requirements
........................................................................
70
6.2.3
Maintenance levels
...................................................................................
71
6.2.4
Tools and test equipment
..........................................................................
71
6.2.5
Tests
..........................................................................................................
72
6.3
Operation Check
.......................................................................................
73
6.3.1
Initial seek operation check
......................................................................
73
6.3.2
Operation test
............................................................................................
73
6.3.3
Diagnostic test
...........................................................................................
73
6.4
Troubleshooting
........................................................................................
74
6.4.1
Outline of troubleshooting procedures
.....................................................
74
6.4.2
Troubleshooting with HDD replacement in the field
...............................
74
6.4.3
Troubleshooting at the repair site
.............................................................
76
6.4.4
Troubleshooting with parts replacement in the factory
............................
77
6.4.5
Finding possibly faulty parts
.....................................................................
77
6.5
Packaging
..................................................................................................
77
6.5.1
Unitary packaging
.....................................................................................
77
6.5.2
Multi box packaging
.................................................................................
78
CHAPTER 7
Error Analysis
.............................................................................
81
7.1
Sense Data Collection
...............................................................................
81
7.1.1
Sense data
..................................................................................................
81
7.1.2
Sense data format
......................................................................................
81
7.2
Sense Data Analysis
..................................................................................
83
7.2.1
Error information indicated with sense data
.............................................
83
7.2.2
Sense data (3-0C-03), (4-32-01), (4-40-xx), (4-C4-xx),
and (4-44-xx)
............................................................................................
84
7.2.3
Sense data (1-1x-xx), (3-1x-xx) and (E-1D-00):
Disk read error
............
84