Data Pattern

Test Program for Field.

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.

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.