Quantum DLT 4000 Instrukcja Obsługi Strona 160

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SCSI Commands
5-60 Quantum DLT 4000 Tape Drive
LOG SENSE Command (4Dh) (continued)
Table 5–30 Log Parameters for Device Status LOG SENSE Page Field Descriptions
(continued)
Field Name Description
ETC Enable Threshold Comparison. Threshold checking is not supported on this
page. Always set to 0.
TMC Threshold Met Criteria. Always 0.
LP List Parameter. Always set to 0 (parameter codes treated as data counter).
Bit
Byte
7 6 5 4 3 2 1 0
0 Reserved ClnR ClnQ ClnEx
1 - 3
(MSB)
Reserved
(LSB)
Figure 5–28 Log Parameters Format for Device Status LOG SENSE Page Parameter
0001h (Cleaning Related)
Table 5–31 Log Parameters for Device Status LOG SENSE Parameter 0001h (Cleaning
Related) Field Descriptions
Field Name Description
ClnR Set to 1 if a cleaning required condition exists.
ClnQ Set to 1 if a cleaning request condition exists.
ClnEx Set to 1 if the cleaning tape has expired.
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