Quantum 1200 Series DAT Autochanger Podręcznik Użytkownika Pobierz pdf (Strona 157)

SDLT 600 SCSI Interface Guide Chapter 4: SCSI Commands

81-81200-02 REV A01 January 2005 4-115

Table 4-65. Read / Write Error Recovery MODE SENSE Page — Field Descriptions

Field Name Description

PS Parameters Savable. Not supported. Always set to 0.

Page Code Identifies the type of MODE SENSE page being transferred. A value of

01h identifies this as the Read / Write Error Recovery Page.

Page Length Indicates the number of bytes in the page, excluding bytes 0 and 1. The

length is returned on MODE SENSE and must subsequently be set to the

same value when performing MODE SELECT.

TB Transfer Block. The drive does not support the Transfer Block (when not

fully recovered) function. Always set to 0.

EER Enable Early Recovery. This function is always enabled. Always set to 1.

PER Parity Error. When set to 1, enables reporting of CHECK CONDITION for

recovered READ / WRITE errors. Default is 0.

DTE Disable Transfer on Error. Not supported. Always set to 0.

DCR Disable ECC Correction Bit. Not supported. Always set to 0.

READ Retry

Count

Reports the maximum number of re-reads the drive attempts before

declaring an unrecoverable error.

WRITE Retry

Count

Reports the maximum number or overwrite retries the drive attempts

before declaring an unrecoverable error.

1 2 ... 152 153 154 155 156 157 158 159 160 161 162 ... 293 294

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Quantum 1200 Series DAT Autochanger Podręcznik Użytkownika Strona 157