For
HP
Internal Use
Only
Table 5-58. REQUEST SENSE Data Format
BIT
BYTE
7
6
I
5
I
4 3
I
2
I
1
I
0
00
Valid
Error
Class = 7
Error
Code = 0
01
Segment
Number=
0
02
FM
= 0
EOM
= 0 I
ILl
I Reserved
Sense Key
03-06
(MSB=03)
Information Bytes
(LSB=06)
07
Additional
Sense Length =
OA
08-11
Command
Specific Information =
00
12
Additional Sense Code
13
Additional
Sense Code Qualifier =
00
14
Field Replaceable Unit Code =
00
15
FPV
= 0
C/D
= 0 I
Reserved
BPV
= 0 I
Bit Pointer = 0
16-17
(MSB=OO)
Field Pointer
(LSB=OO)
Table
5-59. Sense Key Codes
VALUE DESCRIPTION
(HEX)
0 NO SENSE. No specific sense
data
to
return; successful completion
of
command
executed
prior
to
the
REQUEST
SENSE
command.
1
RECOVERED
ERROR.
Last
command
completed successfully with
an
error recovery
operation,
retries or error correction.
2
NOT
READY. Drive
cannot
be accessed.
3
MEDIA
ERROR.
Command
execution
terminated
with a nonrecoverable error condition
caused by a media defect.
4
HARDWARE
ERROR.
Drive
detected
a nonrecoverable
hardware
failure while executing a
command
or performing a self-test.
5 ILLEGAL
REQUEST.
Illegal
parameter
in
the
command
descriptor block (CDB) or in
additional
parameters.
6
UNIT
ATTENTION.
Media has been changed,
the
drive has been reset by a power-on or
reset condition, or a BUS
DEVICE
RESET
message.
8 BLANK
CHECK.
Drive encountered format-defined end-of-data block;
attempted
to
read
audio track.
B
ABORTED
COMMAND. Drive
aborted
command execution.
5-80 Troubleshooting