Dell PowerVault TL4000 Dell Model TL2000/TL4000 Tape Library- User's Guide - Page 249

Table C-2. LTO Tape Drive Sense Data (continued) Bit Address or Name Byte 7 6 5 4 3 2 1 0 12-13 Additional Sense Code (ASC) Additional Sense Code Qualifier (ASCQ) Byte 12 Byte 13 ASC ASCQ 00 00 - No additional sense - The flags in the sense data indicate the reason for the command failure 00 01 - Filemark detected - A Read or Space command terminated early due to an FM The FM flag is set. 00 02 - EOM - A Write or Write File Marks command failed because the physical end of tape was encountered, or a Read or Space command encountered EOM The EOM flag is set 00 04 - BOM - A space command ended at Beginning of Tape The EOM bit is also set 00 05 - EOD - Read or Space command terminated early because End of Data was encountered 00 16 - Operation in Progress 04 00 - Cause not reportable - A cartridge is present in the drive, but it is in the process of being unloaded 04 01 - Becoming Ready - A media access command was received during a front panel initiated load or an immediate reported load command 04 02 - Initializing Command Required - A cartridge is present in the drive, but is not logically loaded. A Load command is required 04 03 - Manual Intervention Required - A cartridge is present in the drive but could not be loaded or unloaded without manual intervention 04 10 - Logical unit not ready, auxiliary memory not accessible 04 12 - Logical unit not ready, offline 08 01 - Logical unit communication failure 09 00 - Track following error (servo) 0C 00 - Write Error - A Write operation has failed. This is probably due to bad media, but may be hardware related 11 00 - Unrecovered Read Error - A Read operation failed. This is probably due to bad media, but may be hardware related 11 12 - Auxiliary memory read error. The drive reported that it is unable to read the Auxiliary Memory in a WORM cartridge. 14 00 - Recorded Entity Not Found - A space or Locate command failed because a format violation prevented the target from being found. 14 03 - End Of Data not found - A Read type operation failed because a format violation related to a missing EOD data set 14 10 - Not Ready - Auxiliary memory not accessible. The drive is not able to become ready because it is unable to access the Auxiliary Memory in a WORM cartridge. 17 01 - Recovered data with retries 1A 00 - Parameter list length error - The amount of parameter data sent is incorrect 20 00 - Invalid Command Operation Code - The Operation Code in the command was not a valid Operation Code 24 00 - Invalid field in CDB - An invalid field has been detected in a Command Descriptor Block 25 00 - LUN not supported - The command was addressed to a non-existent logical unit number 26 00 - Invalid Field in Parameter List - An invalid field has been detected in the data sent during the data phase Appendix C. Sense Data C-7