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| POST (hex) |
| Debug Code Action |
| BIOS Program Definition |
| Possible Cause |
| Solution |
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75 |
| Power on | - |
| Initializing storage devices. | 1. | Lost power source of some devices. | 1. | Inspect the power cable connection. |
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| > Stopped at 75 |
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| (Probing for IDE devices or SATA |
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| 2. | Incompatible SATA or PATA | 2. | Inspect the IDE cable connection or |
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| device. |
| replace another PATA/ SATA device. |
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| 3. | 3. | Remove the disc, if present, from the |
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| 7F |
| Power on | - |
| BIOS setup module in progress. | 1. | Checksum error occured. | 1. | Load the optimized default setting |
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| > Stopped at 7F |
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| * Checksum error always |
| Reporting BIOS check errors. |
| (Change/add devices such as CPU/ |
| of the BIOS. |
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| DRAM) |
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| appear after the BIOS default |
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| Waiting for keys: | 2. | Error occured after clearing the | 2. | Alter or adjust the BIOS setting. |
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| has been loaded. |
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| DEL key to load the BIOS default. |
| CMOS. |
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| F1 key to continue. |
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| 3. | Onboard battery is depleted. | 3. | Replace a new battery. |
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| 4. | Overclocking issue. | 4. | Decrease the overclock range. |
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| * The battery circuit of the MB is | * RMA action required. |
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| defective. |
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| FF |
| Power on | - |
| Boot attempt (INT 19h) | Normal Operation | Nil |
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| > Run to FF |
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| * Blank Screen |
| System booted normally. | * The graphics card was not | * Remove and reinstall the graphics |
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| connected properly or it is defective. |
| card. |
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A
