Troubleshooting

Troubleshooting & Diagnostics

Diagnostic Information

Code

Description

 

 

A9h

Failure in data loopback test between buffer controller and DAT formatting ASIC.

 

Data header was not set correctly. HARDWARE ERROR.

AAh

Failure in data loopback test between buffer controller and DAT formatting ASIC.

 

Checksum register was not as expected. HARDWARE ERROR.

ABh

Drum motor took too long to reach speed. HARDWARE ERROR.

ACh

Capstan motor took too long to reach speed. HARDWARE ERROR.

ADh

Supply-reel motor took too long to reach speed. HARDWARE ERROR.

AEh

Take-up reel motor took too long to reach speed. HARDWARE ERROR.

B1h

Status report from servo processor to main processor not valid. HARDWARE

 

ERROR.

B3h

Illegal diagnostic requested. ABORTED COMMAND.

B4h

Illegal loopcount value specified. ABORTED COMMAND.

B5h

Diagnostic needs a tape; no tape detected. ABORTED COMMAND.

B6h

Tape in drive; can only perform diagnostic when no tape present. ABORTED

 

COMMAND.

B7h

Diagnostic not supported by drive. ABORTED COMMAND.

B8h

Reel failed to turn during reel-motor calibration.

B9h

Reel failed to stop during reel-motor calibration.

BAh

Failure to change state within time-out period. HARDWARE ERROR.

BBh

Drive failed to achieve ATF lock during Drum PG autocalibration.

BCh

Having achieved ATF lock during Drum PG autocalibration, drive could not find a

 

delay that would cause it to unlock again.

BDh

Results of drum autocalibration unacceptable; tolerance window not the right size.

BEh

Servo firmware revision incompatible with controller firmware revision.

C0h

Group found which does not comply with DDS format. MEDIUM ERROR.

C1h

DOS format violation in EOD frames.

C2h

Reference or system area DDS format violation.

C3h

No sub-data available for the group. MEDIUM ERROR.

C4h

EOD found when trying to find correct position to append data. MEDIUM ERROR.

C5h

Unreadable sub-data encountered when track-following. MEDIUM ERROR.

C6h

Tape position possibly beyond EOD. MEDIUM ERROR.

C7h

Drive action did not occur within time-out period. HARDWARE ERROR.

C8h

EOM and BOM reported simultaneously. MEDIUM ERROR.

C9h

Tape speed wrong while writing. HARDWARE ERROR.

CAh

EOD encountered; not necessarily an error condition. BLANK CHECK reported,

 

with Additional Sense of 0005h (EOD detected).

CBh

BOM encountered; not necessarily an error condition.

CCh

Drive reached EOM. MEDIUM ERROR.

 

 

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