
Bit | 7 | This | internal | battery. | If | set to | |||||
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| 1, this bit | indicates that | the | clock | has | power. If | ||||
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| set to 0, it indicates that the | clock | has | lost | ||||||
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| power | and the data in CMOS | is | no | longer | valid. |
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Bits | These | bits | are reserved. |
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CMOS RAM Configuration
Figure
Diagnostic Status | Byte (Hex 00E) |
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Bit | Function |
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7 | |
6 | Configuration record and checksum status |
5Incorrect configuration
4Memory size mismatch
3 | Hard | disk | controller/drive C initialization status |
2 | Time | status | indicator |
1, 0 | Reserved |
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Figure | Status Byte | (Hex 00E) |
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Bit | 7 | If | set | to | 1, | this | bit | indicates | that | the | clock | has | |||
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| lost |
| power. |
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Bit | 6 | If | set | to | 1, | this | bit | indicates | that | the | checksum | is incorrect. | |||
Bit | 5 | This |
| bit indicates the results of a | |||||||||||
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| equipment | byte (hex 014). If set to 1, this bit indicates | ||||||||||||
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| that |
| the | configuration |
| information is | incorrect. |
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Bit | 4 | If | set | to 1, this bit indicates that the memory size does not | |||||||||||
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| match |
| the | configuration | information. |
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Bit | 3 | If | set | to | 1, | this | bit | indicates | that | the | controller | or | hard disk | ||
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| drive | failed initialization. |
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Bit | 2 | If | set | to | 1, | this | bit | indicates | that | the | time is | invalid. | |||
Bits | 1, | These0 | bits | are | reserved. |
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Shutdown Status Byte (Hex 00F): This byte is defined by the
System Board