Fujitsu MAN3735MC Manual/User Guide - Page 13

ERROR ANALYSIS, PRINCIPLE OF OPERATION, Error Analysis Information Collection

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6.3.1 6.3.2 6.3.3 6.4 6.4.1 6.4.2 6.4.3 6.4.4 6.4.5 Initial seek operation check 6-12 Operation test...6-12 Diagnostic test ...6-12 Troubleshooting Procedures 6-13 Outline of troubleshooting procedures 6-13 Troubleshooting with disk drive replacement in the field 6-13 Troubleshooting at the repair site 6-15 Troubleshooting with parts replacement in the factory 6-16 Finding possibly faulty parts 6-16 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, sense code, and subsense code 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), (4-40-xx), (4-44-xx), and (4-C4-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), (5-3D-00), (5-90-00), (B-47-xx), (B-49-00), (B-4D-xx) and (B-4E-00): SCSI interface error 7-4 CHAPTER 8 PRINCIPLE OF OPERATION 8-1 8.1 Outline ...8-1 8.2 Disk Drive Configuration 8-1 8.2.1 Disks ...8-2 8.2.2 Heads ...8-2 8.2.3 Spindle mechanism...8-2 8.2.4 Actuator ...8-2 8.2.5 Air filters ...8-2 8.3 Circuit Configuration...8-3 8.4 Power-On Sequence ...8-5 8.5 Factory-Calibration...8-6 8.6 Read/Write Circuit...8-7 8.6.1 Head IC...8-7 8.6.2 Write circuit...8-7 8.6.3 Read circuit...8-9 C141-E128-01EN xi

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C141-E128-01EN
xi
6.3.1
Initial seek operation check
..............................................................................................
6-12
6.3.2
Operation test
....................................................................................................................
6-12
6.3.3
Diagnostic test
..................................................................................................................
6-12
6.4
Troubleshooting Procedures
.............................................................................................
6-13
6.4.1
Outline of troubleshooting procedures
.............................................................................
6-13
6.4.2
Troubleshooting with disk drive replacement in the field
................................................
6-13
6.4.3
Troubleshooting at the repair site
.....................................................................................
6-15
6.4.4
Troubleshooting with parts replacement in the factory
....................................................
6-16
6.4.5
Finding possibly faulty parts
............................................................................................
6-16
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, sense code, and subsense code
.......................................................................
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), (4-40-xx), (4-44-xx), and (4-C4-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), (5-3D-00), (5-90-00), (B-47-xx), (B-49-00), (B-4D-xx) and
(B-4E-00):
SCSI interface error
......................................................................................
7-4
CHAPTER 8
PRINCIPLE OF OPERATION
.......................................................................
8-1
8.1
Outline
..............................................................................................................................
8-1
8.2
Disk Drive Configuration
.................................................................................................
8-1
8.2.1
Disks
.................................................................................................................................
8-2
8.2.2
Heads
................................................................................................................................
8-2
8.2.3
Spindle mechanism
...........................................................................................................
8-2
8.2.4
Actuator
............................................................................................................................
8-2
8.2.5
Air filters
..........................................................................................................................
8-2
8.3
Circuit Configuration
........................................................................................................
8-3
8.4
Power-On Sequence
.........................................................................................................
8-5
8.5
Factory-Calibration
...........................................................................................................
8-6
8.6
Read/Write Circuit
............................................................................................................
8-7
8.6.1
Head IC
.............................................................................................................................
8-7
8.6.2
Write circuit
......................................................................................................................
8-7
8.6.3
Read circuit
.......................................................................................................................
8-9