Toshiba Satellite Pro U300 Maintenance Manual - Page 146

Cross Talk and Peak Shift, Read Specified Address

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Test Program for Field. Subtest 04 Subtest 05 Cross Talk and Peak Shift This subtest writes eight of the most likely to fail data patterns (shown below) to a cylinder on the HDD, then reads the data while moving from cylinder to cylinder. Data Pattern B5ADADH 4A5252H EB6DB6H 149249H 63B63BH 9C49C4H 2DB6DBH D24924H Write Specified Address . Subtest 06 NOTE: This subtest is designed to run with the Test Loop set to NO. This subtest is a debug tool and the operator should enter the Test Parameters each time. This subtest allows you to verify the errors from Subtest 01. It writes specified data to a specified LBA. Use the Log Utilities (see Section 3.18) to specify the LBA number where the error(s) occurred during Subtest 01. The following message displays on the screen to enter the test data, and Sector count. TEST DATA ?? SECTOR COUNT (01~39) ?? START ADDRESS (00000000~MAX Address) ? Read Specified Address NOTE: This subtest is designed to run with the Test Loop set to NO. This subtest is a debug tool and the operator should enter the Test Parameters each time. This subtest allows you to verify the errors from Subtest 01. It reads specified data (Subtest 06) from a specified LBA. Use the Log Utilities (see Section 3.18) to specify the LBA number where the error(s) occurred during Subtest 01. The following message displays on the screen to enter the test sector count. SECTOR COUNT (01~39) ?? START ADDRESS (00000000~MAX Address) ? 42 Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual

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Test Program for Field.
42
Satellite U300 and Satellite Pro U300 Tests and Diagnostics Manual
Subtest 04
Cross Talk and Peak Shift
This subtest writes eight of the most likely to fail data patterns (shown below)
to a cylinder on the HDD, then reads the data while moving from cylinder to
cylinder.
Data Pattern
B5ADADH
4A5252H
EB6DB6H
149249H
63B63BH
9C49C4H
2DB6DBH
D24924H
Subtest 05
Write Specified Address
NOTE:
This subtest is designed to run with the Test Loop set to
NO
. This
subtest is a debug tool and the operator should enter the Test Parameters
each time.
.
This subtest allows you to verify the errors from Subtest 01. It writes specified
data to a specified LBA. Use the Log Utilities (see Section 3.18) to specify the
LBA number where the error(s) occurred during Subtest 01. The following
message displays on the screen to enter the test data, and Sector count.
TEST DATA
??
SECTOR COUNT (01~39) ??
START ADDRESS (00000000~MAX Address) ?
Subtest 06
Read Specified Address
NOTE:
This subtest is designed to run with the Test Loop set to
NO
. This
subtest is a debug tool and the operator should enter the Test Parameters
each time.
This subtest allows you to verify the errors from Subtest 01. It reads specified
data (Subtest 06) from a specified LBA. Use the Log Utilities (see Section
3.18) to specify the LBA number where the error(s) occurred during Subtest
01. The following message displays on the screen to enter the test sector
count.
SECTOR COUNT (01~39) ??
START ADDRESS (00000000~MAX Address) ?