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6.1 Sense Data
C141-C013 371
6.1.3 Sense data additional information
Bytes 18 to 47 of sense data are defined as a Fujitsu unique field, and indicate the
additional information which is explained below.
(1) PORT
The Port bit indicates the connected port. Port-A: '0'; Port-B: '1'
(2) CDB operation code
This field indicates the operation code (the value in the first byte of the CDB) of
the command where the error occurred. When sense data are generated without
relation to the INIT issuing a command, this field shows zero.
(3) Detailed information
The information displayed in bytes 20 to 47 of sense data is information defined
by Fujitsu for the specific product for the purpose of analyzing trouble, and the
contents of this information are not made public. However, the user should
present this information to the persons in charge at Fujitsu as troubleshooting and
repair information collected in error logging (shown in Section 6.3.3) of all the
bytes in sense data, including this field.