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LOG SELECT Command (4Ch) SDLT 600 SCSI Interface Guide

4-38 January 2005 81-81200-02 REV A01

4.7.4 Error Detection Summary in LOG SELECT Pages

The host issues a LOG SENSE command to initialize host-resident software that allows determination

of:

• The log pages the drive uses

• The parameter codes and length of each parameter.

The following conditions constitute errors in the parameter block that cause the drive to return

CHECK CONDITION status with Sense Data set to ILLEGAL REQUEST and Additional Sense Code

set to INVALID FIELD IN PARAMETER LIST:

• The drive receives a page header with unsupported page codes.

• An incorrect log page length is specified in the page header.

• An illegal parameter code is contained in a valid page code.

• Parameter codes for a supported page are not sent in ascending order.

• The LP bit is set to 1 in the parameter control byte.

• The DS bit is set to 0 in the parameter control byte.

• The TSD bit is set to 0 in the parameter control byte.

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Quantum 1200 Series DAT Autochanger Guide de l'utilisateur Page 80