3.13 Hard Disk Test
3 Tests and Diagnostics
libretto U100 Maintenance Manual (960-520)
[CONFIDENTIAL]
3-29
Subtest 04
Cross talk & peak shift
This subtest writes eight types of worst pattern data (listed below) to a
cylinder and then reads the data while moving from cylinder to cylinder.
(Tests the data interference in the neighbor track.)
Worst pattern data
Cylinder
‘B5ADAD’ 0
cylinder
‘4A5252’ 1
cylinder
‘EB6DB6’ 2
cylinder
‘149249’ 3
cylinder
’63B63B’ 4
cylinder
‘9C49C4’ 5
cylinder
‘2DB6DB’ 6
cylinder
‘D24924’ 7
cylinder
Subtest 05
Partial Read
This subtest reads 1GB data which is in minimum, middle and maximum
address of the HDD area.
Subtest 06
Write specified address
This subtest writes specified data to a specified cylinder and head on the
HDD.
Subtest 07
Read specified address
This subtest reads data, which has been written to a specified cylinder and
head on the HDD.
Subtest 08
Sequential write
This subtest writes specified 2-byte data to all of the cylinders on the HDD.
Subtest 09
W-R-C specified address
This subtest writes data to a specified cylinder and head on the HDD, then
reads the data and compares it to the original data.
Summary of Contents for libretto U100 Series
Page 10: ...x CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 38: ...1 Hardware Overview 1 9 AC Adapter 1 24 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 39: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 40: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 44: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 113: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 114: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 3 ...
Page 221: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 222: ...4 Replacement Procedures 4 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 226: ...4 Replacement Procedures 4 vi CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 295: ... CONFIDENTIAL Appendices ...
Page 296: ...Appendices App ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 304: ...Appendices App x CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 324: ...Appendices Appendix B Board Layout B 14 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 366: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 374: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...