b. Verify Error Recovery Parameters (Page Code = 7)
•
EER
•
PER
•
DTE
•
DCR
•
Number of retries during verify (See Table 5.5)
c. Additional Error Recovery Parameters (Page Code = 21)
•
Number of retries during seek error (See Table 5.5)
Item
Type of Error
1
Seek Error
2
Data field Read Error
of Data field
3
Deta field Write Error Number of Retries during Write
Remark:
The number of retries is calculated single logical sector processing units, except in the following
cases.
•
The number of retries is calculated as individual retries.
•
In processing of data blocks for which alternate sector processing is completed, the number of
retries on the defective sectors is calculated separately from the number of retries on the
alternate sectors.
C141-C010
(enable early recovery)
(post error)
(disable transfer on error)
(disable correction)
Table 5.5
Disk drive errors and number of retries
Number of Tries Specification [Default value]
Number of Retries during a Seek Error
Number of Retries during Read or
Number of Retries during Verify
5.3 Disk Drive Error Recovery Processing
[15]
[63]
[63]
5-27