Quantum Instruments DLT 7000 Cassette Player User Manual


 
SCSI Commands
Quantum DLT 7000 Tape System 5-63
LOG SENSE Command (4Dh) (continued)
Bit
Byte
7 6 5 4 3 2 1 0
0 - 1 Parameter Code
2 DU DS TSD ETC TMC Rsv’d LP
3 Parameter Length (04h)
4 - 7
(MSB)
Parameter Value
(LSB)
Figure 5–30 Log Parameters Format for Device Status LOG SENSE Page (Parameters
0000h, 0001h, or 0002h)
Table 5–33 Log Parameters for Device Status LOG SENSE Page Field Descriptions
Field Name Description
Parameter Code Parameter Codes 0000h through 0004h are supported.
Code - Description
0000h - Specifies device type. For sequential-type devices such as tape drives,
the value is always 00010000h.
0001h - Specifies device cleaning-related status. See Figure 5-31.
0002h - Specifies the number of “loads” over the lifetime of the tape drive.
0003h - Specifies the number of cleaning sessions per cartridge.
0004h - Vendor-unique