7.2Sense Data Analysis

For details of sense data, refer to Chapter 5 “Sense Data Error Recovery Methods” in the SCSI Logical Interface Specifications.

7.2.1Error information indicated with sense data

Subsection 7.2.2 onwards explain troubleshooting using sense data. Table 7.1 lists the definition of sense data.

Table 7.1 Definition of sense data

 

Sense data

 

 

 

 

 

 

Sense

Additional

Additional

Definition

key

sense code

sense code

 

 

 

qualifier

 

 

 

 

 

00

00

00

Operation was normal.

 

 

 

 

3

0C

03

A write to a disk terminated abnormally.

 

 

 

 

4

32

01

Failed to update the defect list due to a disk medium write error, etc.

 

40

xx

An error occurred in power-on self-diagnosis.

 

C4

xx

A drive error occurred.

 

 

 

 

1

1x

xx

A disk read error occurred.

3

1x

xx

A disk read error occurred.

 

 

 

 

E

1D

00

Data discrepancy found by VERIFY command byte check.

 

 

 

 

5

2x

xx

An SCSI error, such as an invalid operation code, occurred.

 

3D

00

The Reserve bit of the IDENTIFY message was set to 1.

 

90

00

The RESERVE or RELEASE command cannot be executed

 

 

 

because the SCSI ID of the INIT was not posted in the

 

 

 

SELECTION phase.

4 or B

44

xx

A hardware error occurred inside IDD.

B

47

xx

A parity error occurred in the SCSI data bus.

 

49

00

An unmounted or inappropriate message was received.

 

4D

xx

Before completion of a command, a command with the same tag

 

 

 

number was issued.

 

4E

00

An overlap command was issued.

 

 

 

 

C141-E205

7-3

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Fujitsu MAU3147NC/NP, MAU3073NC/NP, MAU3036NC/NP manual Error information indicated with sense data, Definition of sense data

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