Optical Drive and Library SCSI-2 Command Reference
Autochanger Error Codes
Additional Sense Data Format for Error Recovery
Appendix B B-13
 Autochanger Error Codes
Destination 1 Element
Bit Map 
(Byte 56)  Indicates the status of the element that was the First 
Destination of the Exchange command after the failure 
or retry of the command. 
  7 - Valid 1= the values in this byte and the Element 
Number are valid.
  6 - Reserved
   5 - Cartridge in Transport 1 = the cartridge originally in 
this element is still in the transport.
  4 - Cartridge in Element 1 = after all recovery 
algorithms have been exhausted, the cartridge being 
moved from this element remained in this element.
  3-0 Reserved
Destination 2 Element
Bit Map 
(Byte 57)  Indicates the status of the element that was the 
Destination Element of a move or Second Destination of 
the Exchange command after the failure or retry of the 
command. 
  7 - Valid 1 = the values in this byte and the Element 
Number are valid.
  6 - Reserved
   5 - Cartridge in Transport 1 = the cartridge being moved 
to this element is still in the transport.
  4 - Cartridge in Element 1 = the cartridge being moved 
to this element is in this element after all recovery 
algorithms have been exhausted.
  3-0 Reserved 










