
19-10
SCSI REFERENCE 1014826
CHAPTER 19—REQUEST VOLUME ELEMENT ADDRESS (B5h)
Element Address – Bytes 00 and 01
This field contains the element address of the storage element (cartridge
storage cell).
Access – Byte 02, Bit 3
This bit indicates whether the cartridge loader can access the cartridge. The
cartridge storage location is always accessible. The valid value for this bit is 1.
Except – Byte 02, Bit 2
The Except (exception) bit indicates the current state of the cartridge cell, as
follows:
Full – Byte 02, Bit 0
This bit indicates whether the cell contains a cartridge. Since no match could
have been made if there was no cartridge present, the value for this bit is
always 1.
Additional Sense Code (ASC) – Byte 04
If the cell is in an abnormal state, this field contains the value 83h. Refer to
Table 19-2 for the corresponding ASCQ values and a corrective action for each
abnormal state.
Additional Sense Code Qualifier (ASCQ) – Byte 05
The values for this field are listed in Table 19-2, along with the corrective action
to take for each abnormal state.
10 (MSB)
Source Storage Element Address
(LSB)
11
12
Primary Volume Tag Information
(field omitted if PVolTag = 0)
...
47
48
Reserved
(field moved up if PVolTag = 0)
...
51
0 The cartridge cell is in a normal state
1
The cartridge cell is in an abnormal state and the
Additional Sense Code and the Additional Sense Code
Qualifier fields contain information regarding the
abnormal state
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