![](/images/new-backgrounds/1184656/184656137x1.webp)
System Configuration
Message Displayed | Description |
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Error initializing primary DMA controller. This is a fatal error, often indication a | |
| problem with system hardware. |
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Error initializing secondary DMA controller. This is a fatal error, often indication a | |
| problem with system hardware. |
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DMA Controller Error | POST error while trying to initialize the DMA controller. This is a fatal error, often |
| indication a problem with system hardware. |
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Checking | BIOS could not write to the NVRAM block. This message appears when the FLASH |
NVRAM..Update | part is |
Failed | EPROM). |
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Microcode Error | BIOS could not find or load the CPU Microcode Update to the CPU. This message |
| only applies to INTEL CPUs. The message is most likely to appear when a brand |
| new CPU is installed in a motherboard with an outdated BIOS. In this case, the |
| BIOS must be updated to include the Microcode Update for the new CPU. |
|
|
NVRAM Checksum | There was an error in while validating the NVRAM data. This causes POST to clear |
Bad, NVRAM | the NVRAM data. |
Cleared |
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Resource Conflict | More than one system device is trying to use the same |
| (Memory or I/O). |
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NVRAM Ignored | The NVRAM data used to store Plug’n’Play (PnP) data was not used for system |
| configuration in POST. |
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NVRAM Bad | The NVRAM data used to store Plug’n’Play (PnP) data was not used for system |
| configuration in POST due to a data error. |
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Static Resource | Two or more Static Devices are trying to use the same resource space (usually |
Conflict | Memory or I/O). |
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PCI I/O conflict | A PCI adapter generated an I/O resource conflict when configured by BIOS POST. |
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PCI ROM conflict | A PCI adapter generated an I/O resource conflict when configured by BIOS POST. |
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PCI IRQ conflict | A PCI adapter generated an I/O resource conflict when configured by BIOS POST. |
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PCI IRQ routing table | BIOS POST (DIM code) found a PCI device in the system but was unable to figure |
error | out how to route an IRQ to the device. Usually this error is causing by an |
| incomplete description of the PCI Interrupt Routing of the system. |
|
|
Timer Error | Indicates an error while programming the count register of channel 2 of the 8254 |
| timer. This may indicate a problem with system hardware. |
|
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Refresh timer test | BIOS POST found that the refresh timer hardware failed to pass the Refresh |
failed | Retrace Test. |
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Interrupt | BIOS POST could not initialize the Master Interrupt Controller. This may indicate a |
error | problem with system hardware. |
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Chapter 4 | 61 |