Toshiba A1 ユーザーズマニュアル

Subtest 04 

Cross talk & peak shift 

This subtest writes eight types of worst pattern data (listed below) to a 
cylinder, then reads the data while moving from cylinder to cylinder (to check 
the data interference in the neighbor track) to compare. 

‘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 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 from a specified cylinder and head on the HDD. 

Subtest 09 

Sequential write 

This subtest writes specified 2-byte data to all of the cylinders on the HDD. 

Subtest 10 

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.