M2488 PRODUCT GUIDE

TAPE UNIT SCSI COMMANDS

4-3.31.3 WRITE Sense Keys

One of the following sense keys may be returned if a CHECK CONDITION was indicated:

SENSE KEY

CONDITION

 

DESCRIPTION

 

 

 

0h

NO SENSE

Tape is positioned between the Early-Warning position and End-

 

 

of-Tape.

1h

RECOVERED ERROR

1. Recovery was performed when transferring data from the initia-

 

 

 

tor.

 

 

2.

Recovery was performed when writing data to tape.

2h

NOT READY

Logical Unit was not ready (tape was not loaded or wasn’t ready).

3h

MEDIUM ERROR

1. Writing data to tape failed due to defective tape.

 

 

2.

An attempt was made to write 36-track data on 18-track format-

 

 

 

ted medium.

 

 

3.

The tape length in the cartridge is too long or too short.

4h

HARDWARE ERROR

1. Transferring data from the initiator failed due to a hardware

 

 

 

failure

 

 

2.

Writing data to tape failed due to a hardware failure.

5h

ILLEGAL REQUEST

1. Reserved bit was found set in the CDB of the WRITE com-

 

 

 

mand.

 

 

2.

The Fixed bit was set to one, but the current mode is variable

 

 

 

(as set by MODE SELECT or default power on condition).

 

 

3.

The Flag bit was set but the Link bit was not set.

6h

UNIT ATTENTION

Indicates the WRITE 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

 

 

 

downloaded).

 

 

5.

A cartridge was loaded with a tape length that is too long or too

 

 

 

short.

7h

DATA PROTECT

Attempting write-type operation to a write-protected cartridge.

Bh

ABORTED COMMAND

WRITE command was aborted.

Dh

VOLUME OVERFLOW

Write of buffered data prior to the WRITE operation failed

 

 

because physical End-of-Tape has been reached.

 

 

 

 

April 1997

CG00000-011503 REV. A

4-143

Page 225
Image 225
Fujitsu M2488 manual Write Sense Keys, Sense KEY Condition Description