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SCSI Commands
5-148
Quantum DLT 7000 Tape System
REQUEST SENSE Command (03h) (continued)
Table 5–70 REQUEST SENSE Data — Field Descriptions (continued)
Field Name
Description
Additional Sense
Code
This field (and the field for Additional Sense Code Qualifier) provide additional
information about the Sense Key and cause of a CHECK CONDITION status.
Additional Sense Codes are discussed in detail later in this chapter.
Additional Sense
Code Qualifier
This field (and the field for Additional Sense Code) provides additional
information about the Sense Key and cause of a CHECK CONDITION status.
Additional Sense Code Qualifiers are discussed in detail later in this chapter.
Sub-Assembly
Code
Not used. Returned as 0.
SKSV
Sense-Key Specific Valid. When = 1, indicates that the Sense Key specific field
is as defined by the International Standard.
C/D
Command / Data. When set to 1, this field indicates that the illegal parameter
is contained in the Command Descriptor Block. A C/D set to 0 indicates that
the illegal parameter is in the Parameter List from the initiator.
BPV
Bit Pointer Valid. When set to 1, this field indicates that the Bit Pointer field is
valid and designates which bit of the byte designated by the field pointer is in
error. For a multi-bit field, it points to the most significant bit of the field.
Field Pointer
This field indicates which byte of the Command Descriptor Block or Parameter
List is in error. For a multi-byte field, the most significant byte is indicated.
Internal Status
Code (VU)
Internal Status Codes (Vendor Unique) are explained in detail in Appendix A.
Tape Motion
Hours
This field reports the number of tape motion (i.e., head wear) hours. Format is
given as a hexadecimal word (2 bytes).
Power On Hours
This field reports the total number of hours that drive power has been applied
since its last power on cycle (not total power on hours over the device’s
lifetime). Format is given as a hexadecimal longword (4 bytes).
Tape Remaining
This field reports the amount of tape remaining in 4 KB (4096 bytes) blocks.
Summary of Contents for DLTtape DLT 7000
Page 1: ...DLT 7000 Tape System Product Manual November 10 2003 81 60000 06...
Page 5: ...USER MANUAL STATEMENTS FOR CLASS B EQUIPMENT continued...
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Page 38: ...General Description and Specifications 1 14 Quantum DLT 7000 Tape System...
Page 292: ...Appendix C Updating the Firmware C 6 Quantum DLT 7000 Tape System...
Page 310: ...Index Index 6 Quantum DLT 7000 Tape Drive...
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