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M2488 PRODUCT GUIDE TAPE UNIT SCSI COMMANDS
April 1997 CG00000-011503 REV. A 4-27
4-3.7.3 LOAD UNLOAD Sense Keys
One of the following sense keys may be returned if a CHECK CONDITION was indicated:
SENSE KEY CONDITION DESCRIPTION
1h RECOVERED ERROR Recovery was performed when writing buffered data before the load
or unload operation occurred.
2h NOT READY Logical Unit was not ready. (Tape cartridge was not loaded or logical
unit was not made ready)
3h MEDIUM ERROR 1. Write of buffered data failed due to a defective tape.
2. An attempt was made to write 36-track data on 18-track formatted
medium.
4h HARDWARE ERROR 1. Write of buffered data failed due to a hardware failure.
2. The load or unload operation was not completed because of a hard-
ware failure.
5h ILLEGAL REQUEST 1. Reserved bit was found set in the CDB of the LOAD UNLOAD
command.
2. Medium Changer is attached but it was in System Mode when the
LOAD UNLOAD command was issued.
6h UNIT ATTENTION Indicates the LOAD UNLOAD command was not performed due to
one of the following:
1. The tape cartridge may have been changed.
2. The target has been reset.
3. The Mode parameters have been changed by another initiator.
4. The version of the microcode has been changed (microcode down-
loaded).
5. A cartridge was loaded with a tape length that is too long or too
short.
Bh ABORTED COMMAND LOAD UNLOAD command was aborted. The LOAD UNLOAD
command can be reissued.