Sony DDS-4, Руководство по описанию продукции

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6 - 81 SONY SDT-10000/SDT-11000 DDS Tape Drive
6. COMMAND SPECIFICATION
Sense Bytes Description
Key 12 13
3h MEDIUM ERROR. Indicates that the current command or a previously acknowl-
edged write-type operation terminated with a non-recovered error condition that was
probably caused by a flaw in the medium, an error in the recorded data or the cleanli-
ness of the head. This sense key may also be returned if the drive is unable to distin-
guish between a flaw in the medium end a specific hardware failure (sense key 4h).
This condition is also marked by the Valid bit being set, indicating that the information
bytes contain residue information.
00 02 END-OF-PARTITION/MEDIUM DETECTED
0C 00 WRITE ERROR - The Read-After-Write Retry limit was exceeded during Write.
Probably caused by a flaw in the media or head clog.
11 00 UNRECOVERED READ ERROR - C1, C2 & C3 Error Correction could not correct a
Read Error. Probably caused by a flaw in the media or head clog.
11 08 INCOMPLETE BLOCK READ - The drive could not read the DDS
Format Group containing the requested block. Could be caused by head clogging or
media damage.
14 03 END-OF-DATA NOT FOUND - While Reading a DDS format tape, the drive en-
countered blank (unformatted) media during a Read operation.
This error could be caused by serious head clogging.
14 04 BLOCK SEQUENCE ERROR - The Group Count, which increments on sequential
groups, is not continuous. Format discontinuity
15 02 POSITIONING ERROR DETECTED BY READ OF MEDIUM - Cannot find desti-
nation Group during Space operation.
30 00 INCOMPATIBLE MEDIUM INSTALLED - Format violation. Possible that the Sub-
Area cannot be read.
30 02 CANNOT READ MEDIUM, INCOMPATIBLE FORMAT - Format violation, non-
DDS
31 00 MEDIUM FORMAT CORRUPTED - DDS format Group GIT, BAT, or Sub-Codes
do not match or are improper
33 00 TAPE LENGTH ERROR - Attempting to select partition 1 on a single partition tape.
Requested partition size in MODE SELECT - Medium Partitions Parameter page is
too large (exceeds tape length) or too small
(0< requested partition size in frames < 2541).
3B 00 SEQUENTIAL POSITIONING ERROR - Cannot format the tape because the tape
position is not at BOT.
3B 01 TAPE POSITION ERROR AT BEGINNING-OF-MEDIUM - Broken tape
3B 08 REPOSITION ERROR - Position lost during Read, Verify, Write, Space or Select
Partition operation.
50 00 WRITE APPEND ERROR - Cannot find the last frame of the Group and therefore,
cannot append.
70 NN DECOMPRESSION EXCEPTION SHORT ALGORITHM ID OF NN -
ALGORITHM ID <= 255
71 00 DECOMPRESSION EXCEPTION LONG ALGORITHM ID - ALGORITHM ID > 255
52 00 CARTRIDGE FAULT - Possible causes: Illegal media recognition switch pattern,
Reel motors will not turn
Table 6-50: Sense Key Descriptions (2/6)
REQUEST SENSE