Fujitsu MBA3073NC - Enterprise 73.5 GB Hard Drive Product Manual page 94

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5. The saved value of the MODE SELECT parameter is assumed as the
initial value of each parameter after the power-on, the RESET condition,
or the BUS DEVICE RESET message. The initiator can change the
parameter value temporary (actively) at any timing by issuing the
MODE SELECT or MODE SELECT EXTENDED command with
specifying "0" to the SP bit in the CDB.
Error recovery parameter
The following parameters are used to control operations such as HDD internal error recovery:
a. Read/write error recovery parameters (page code = 1)
• AWRE: Automatic alternate block allocation at Write
operation
• ARRE: Automatic alternate block allocation at read
operation
• TB: Uncorrectable data transfer to the initiator
• EER: Immediate correction of correctable error
• PER: Report of recovered error
• DCR: Suppression of ECC error correction
• RETRY COUNT AT READ OPERATION
• RETRY COUNT AT WRITE OPERATION
• RECOVERY TIME LIMIT
b. Verify error recovery parameters (page code = 7)
• ERR: Immediate correction of recoverable error
• PER: Report of recovered error
• DTE: Stop of command processing at successful
error recovery
• DCR: Suppression of ECC error correction
• RETRY COUNT AT VERIFICATION
c. Additional error recovery parameters (page code = 21)
• Retry count at seek error
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Parameter
Parameter
Parameter
Default value
1 (enabled)
1 (enabled)
1 (enabled)
1 (enabled)
0 (disabled)
0 (Correction is
enabled.)
63
63
30 sec
Default value
1 (enabled)
0 (disabled)
0 (Processing is
continued.)
0 (Correction is
enabled.)
63
Default value
15
C141-E270