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Request sense command (03h) (continued) – Quantum Instruments DLT 7000 User Manual

Page 258

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SCSI Commands

5-154

Quantum DLT 7000 Tape System

REQUEST SENSE Command (03h) (continued)

Table 5–72 Supported ASC / ASCQ in Hex (continued)

Sense Key

ASC

ASCQ

Description

0Bh

48

00

IDE Message Error

COMMAND

49

00

Invalid Message Error

ABORTED

4B

00

Data Phase Error

(cont.)

4E

00

Overlapped Commands Attempted (queue tag is

not unique, CDB sent with abort tag message, or

untagged, or untagged CDBs are outstanding)

83

00

Can not Retry Read/Write Data Transfer (a

READ/WRITE Data Transfer was aborted due to a

bus parity error or unexpected ATN.

0Dh VOLUME OVERFLOW (No Additional Sense Code or Sense Code Qualifier)

0Eh MISCOMPARE (No Additional Sense Code or Sense Code Qualifier)

1

Medium changer specific command.

2

Contact a service representative.

3

Bad firmware image or code download possible.

Filemark, End of Medium (EOM), and Incorrect Length Indicator (ILI) Bits

Filemark (byte 2, bit 7), EOM (byte 2, bit 6), and ILI (byte 2, bit 5) are names
of fields in the SCSI-2 REQUEST SENSE command. Any of these bits may be set
to a 1 even though the Additional Sense Code (ASC) / Additional Sense Code
Qualifier (ASCQ) bits have a value of 0.
For example:

?

Filemark, EOM, ILI bit may be set to 1 with No Sense key (00h) and ASC /
ASCQ = 00 00.

?

Filemark, EOM, ILI bit may be set to 1 with Recovered Error (01h) and ASC
/ ASCQ = 00 00.

Filemark, BOM, ILI bit may be set to 1 with Medium Error (03h) and ASC /
ASCQ = 00 00.