| 3.18 HDC Status |
| 3 Tests and Diagnostics |
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| Table |
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| Bit | Name |
| Description |
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| 7 | BBK | “0” … Not used |
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| (Bad block mark) | “1” | … A bad block mark is detected. |
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| 6 | UNC | “0” | … There is no uncorrectable data error. |
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| (Uncorrectable) | “1” | … Uncorrectable data error has been detected. |
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| 5 | Not used |
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| 4 | IDN | “0” … Not used |
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| (Identification) | “1” | … There was no ID field. |
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| 3 | Not used |
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| 2 | ABT | “0” … Not used |
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| (Abort) | “1” | … Illegal command error or a command abort. |
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| 1 | TK0 | “0” … The hard disk detected track 0. |
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| (Track zero) | “1” … The hard disk could not detect track 0. |
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| 0 | Not used. |
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PORTEGE R100 Maintenance Manual |
