
| SCSI Sense Codes | 
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| Table  | SCSI Additional Sense Code/Qualifier Code Pairs (Continued) | ||
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 | SCSI | SCSI | 
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| 
 | Additional | 
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| 
 | Qualifier | Meaning | |
| 
 | Sense | ||
| 
 | Code | 
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| 
 | Code | 
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| 
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| 
 | 0x04 | 0x00 | Logical unit not ready, cause not | 
| 
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 | reportable | 
| 
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| 
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 | 0x01 | Logical unit in process of becoming ready | 
| 
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| 
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 | 0x02 | Logical unit not ready, initializing | 
| 
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 | command required | 
| 
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| 
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 | 0x03 | Logical unit not ready, manual | 
| 
 | 
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 | intervention required | 
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| 
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 | 0x04 | Logical unit not ready, format in progress | 
| 
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| 
 | 0x05 | 0x00 | Logical unit does not respond to selection | 
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| 
 | 0x06 | 0x00 | Reference position found | 
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| 
 | 0x07 | 0x00 | Multiple peripheral devices selected | 
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| 
 | 0x08 | 0x00 | Logical unit communication failure | 
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 | 0x01 | Logical unit communication  | 
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 | 0x02 | Logical unit communication parity error | 
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| 
 | 0x09 | 0x00 | Track following error | 
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 | 0x01 | Tracking servo failure | 
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 | 0x02 | Focus servo failure | 
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 | 0x03 | Spindle servo failure | 
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| 
 | 0x0a | 0x00 | Error log overflow | 
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| 
 | 0x0c | 0x00 | Write error | 
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 | 0x01 | Write error recovered with auto | 
| 
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 | reallocation | 
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 | 0x02 | Write  | 
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| 98 | Appendix A | 
