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SCSI Commands
Sense
Key
ASC
ASCQ
Byte 2
Byte 12
Byte 13
04h
44h
D4h
04h
51h
00h
04h
52h
00h
04h
53h
00h
05h Illegal Request
05h
1Ah
00h
05h
20h
00h
05h
21h
01h
05h
24h
00h
05h
25h
00h
05h
26h
00h
05h
26h
02h
05h
26h
04h
05h
26h
0984h
05h
3Bh
0Ch
05h
53h
02h
05h
55h
04h
06h Unit Attention
06h
04h
10h
06h
28h
00h
06h
29h
00h
06h
2Ah
01h
06h
2Ah
02h
06h
2Ah
04h
06h
2Ah
05h
Message
Diagnostic cache test
failed
Erase failure
Cartridge fault
Media load or eject failed
Parameter list length error
Invalid command opera-
tion code
Invalid element address
Invalid field in CDB
LUN not supported
Invalid field in parameter
list
Parameter value invalid
Invalid release of persis-
tent reservation
Invalid field parameter
checksum
Position past beginning of
medium
Medium removal pre-
vented
Insufficient registration re-
source
Auxiliary Memory not ac-
cessible
Not ready to ready transi-
tion
Power on reset or bus de-
vice reset occurred
Mode parameters
changed
Log parameters changed
Reservations released
Registration preempted
Page 105
Explanation
An Erase command failed to erase
the required area on the medium.
The tape is snapped
An attempt to load or eject the tape
failed due to a problem with the
drive
The amount of data sent in a Mode
Select or Log Select command is
incorrect
The Operation Code in the com-
mand was not a valid Operation
Code
An invalid field has been detected
in a Command Descriptor Block.
The command was addressed to a
non-existent logical unit number.
An invalid field has been detected
in the data sent during the data
phase
Firmware download flash failure.
Microcode image invalid, bad
checksum or CRC.
An Unload command has failed to
eject the tape because medium re-
moval has been prevented.
An access attempt was made to the
Medium Auxiliary Memory or the
EEPROM that was not successful.
A tape has been loaded success-
fully into the drive and is now ready
to be accessed.
The drive has powered on, received
a reset signal or a bus device reset
message since the initiator last ac-
cessed it
An initiator other than the one is-
suing the command has changed
the Mode parameters for the drive.
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