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CDU-S41 CD-ROM DRIVE SCSI INTERFACE MANUAL
Table
5-37:
Error Recovery Procedures - CD-ROM Mode One or Two Data
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Error Recovery Description
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Olh Only retries of the read operation are used (layer error correction is
not used).
Only CIRC unrecovered data errors are reported.
If an CIRC
unrecovered data error occurs data transfer is terminated with a CHECK
CONDITION status.
The sense key is set to MEDIUM ERROR and the
additional sense code is set to CIRC UNRECOVERED DATA ERROR.
The
information bytes are set to the address of the last block transferred to
the initiator plus one.
OSh Only retries of the read operation are used (layer error correction is
not used).
CIRC recovered data errors are reported.
If a CIRC recovered
data error occurs data transfer is not terminated.
However. when the
data transfer has completed a CHECK CONDITION status is reported.
The
sense key is set to RECOVERED ERROR and the additional sense code is set
to CIRC RECOVERED DATA ERROR.
The information bytes are set to the
address of the last block for which an CIRC recovered data error was
detected.
If an CIRC unrecovered data error occurs data transfer is not terminated.
However. when the data transfer has completed a CHECK CONDITION status is
reported.
The sense key is set to
~EDIUM
ERROR and the additional sense
code is set to CIRC
UNRECO~ERED
DATA ERROR.
The information bytes are
set to the address of the last block on which an CIRC unrecovered error
was detected.
07h Only retries of the read operation are used (layer error correction is
not used).
CIRC recovered data errors are reported.
If a CIRC recovered
data error occurs data transfer is terminated with a CHECK CONDITION
status.
The sense key is set to RECOVERED ERROR and the additional sense
code is set to CIRC RECOVERED DATA ERROR.
The information bytes are set
to the address of the last block transferred to the initiator plus one.
If an CIRC unrecovered data error occurs data transfer is terminated with
a CHECK CONDITION status.
The sense key is set to MEDIUM ERROR and the
additional sense code is set to CIRC
L~RECOVERED
DATA ERROR.
The
information bytes are set to the address of the first block on which an
CIRC unrecovered error was detected.
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5-69
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