&Diagnostics

Information

17. Disk Module Sense Keys

Code

 

drive. This would be the case for a successful command or when the ILI bit is one.

1h

RECOVERED ER

 

 

recovery action performed by the disk drive. When multiple recovered errors occur, the last

 

la

 

 

may be required to correct this condition.

 

3h

MEDIUM ERROR. Indicates the command terminated with a nonrecovere

 

 

probably caused by a flaw in the medium or an error in the recorded data.

 

4h

HARDWARE ERROR. Indicates the disk drive detected a nonrecoverable hardware failure

 

-

rface parity error,

 

additional parameters supplied as data for some commands (Format Unit, Mode Select, etc.). If

 

k drive detects an invalid parameter in the command descriptor block, it will terminate

 

additional parameters supplied as data, the disk drive may have already a

 

 

This Sense Key may also indicate that an invalid IDENTIFY message was received.

6h

UNIT ATTENTION. Indicates the disk drive may have been reset or power cycled.

7h

DATA PROTECT. Indicates that a command that reads or writs to the mediu

 

on a block that is protected from this operation. The read or write operation is not performed.

9h

FIRMWARE ERROR. Vendor specific Sense Key.

 

Bh

ABORTED COMMAND. Indicates the disk drive aborted the command. The initiator may be

 

ecover by trying the command again.

 

Ch

EQUAL. Indicates a SEARCH DATA command has satisfied an equal comparison.

Dh

VOLUME OVERFLOW. Indicates a buffered peripheral device has reached the end of

 

t been written to the medium.

Eh

MISCOMPARE. Indicates that the source data did not match the data read form the medium.

Troubleshooting

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