Dell PowerVault TL4000 - Manual (Page 76)

83h 00h Element not yet scanned The media changer has not scanned this element up to now.
83h 01h No bar code label The element contains a cartridge without a readable bar code label.
Data Transfer Element Status Page (04h)
The Data Transfer Element is the device that stores user data on the cartridges in the library (aka Tape
Drive). A Data Transfer Element contains a cartridge when the Full bit is set.
Bit 7 6 5 4 3 2 1 0
Byte
Subheader
0 Element Type Code (4h = Data Transfer Element)
1 PVolTag AVolTag Reserved
2 - 3 Data Transfer Element Descriptor Length
4 Reserved
5 - 7 Byte Count of Descriptor Data Available
Element Descriptor
8 - 9 Data Transfer Element Address
10 Reserved Access Except Reserved Full
11 Reserved
12 Additional Sense Code
13 Additional Sense Code Qualifier
14 Obsolete Reserved IDValid Obsolete Reserved Obsolete
15 SCSI Bus Address
16 Reserved
17 SValid Invert Reserved ED Medium Type
18 -
19
Source Storage Element Address
20 -
55
Primary Volume Tag Information
(field omitted if PVolTag = 0)
56 Reserved Code Set
57 Reserved Identifier Type
58 Reserved
59 Identifier Length
60 -
93
(MSB)
Identifier
(Omitted if DVCID = 0 in CDB)
(LSB)
Field descriptions:
PVolTag:
Primary Volume Tag. When set this flag indicates valid information in the Primary Volume Tag
Information field. This flag will be set when the VolTag field was set in the CDB.
3-62 TL2000 and TL4000 SCSI Reference