Insyde MobilePro BIOS POST Beep Code and POST Messages
The POST error message index lists the error message and their possible causes. The most likely cause is listed first.
NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the computer. Do not replace a
This index can also help you determine the next possible FRU to be replaced when servicing a computer. If the symptom is not listed, see “Undetermined Problems” on page 73.
The following lists the error messages that the BIOS displays on the screen and the error symptoms classified by function.
NOTE: Most of the error messages occur during POST. Some of them display information about a hardware device, e.g., the amount of memory installed. Others may indicate a problem with a device, such as the way it has been configured.
NOTE: If the system fails after you make changes in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error.
Beep Code | Message | Description |
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short, short, short; short, | “FAULTY DMA PAGE REGISTERS” | DMA page registers do not function properly. |
short, long |
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short, short, short; short, | “FAULTY REFRESH CIRCUIT” | RAM refresh circuit does not function properly. |
long, short |
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short, short, short; short, | “ROM CHECKSUM INCORRECT” | BIOS ROM checksum failed. |
long, long |
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short, short, short; long, | “CMOS RAM TEST FAILED” | CMOS RAM test failed. |
short, short |
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short, short, short; long, | “DMA CONTROLLER FAULTY” | DMA controller does not work properly. |
short, long |
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short, short, short; long, long | “INTERRUPT CONTROLLER | The interrupt controller does not work properly. |
short | FAILED” |
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short, short, short; long, | N/A | Keyboard controller failed to respond with the |
long, long |
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short, short, long; short, | N/A | No video device found. |
short, short |
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short, short, long; short, | N/A | No RAM installed. |
short, long |
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N/A | “KEYBOARD CONTROLLER | Keyboard controller failed during system inquiry |
| FAILURE” | about connected devices. |
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N/A | “KEYBOARD FAILURE” | The keyboard fails to respond or no keyboard is |
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| connected. |
N/A | “CMOS FAILURE - RUN SCU” | CMOS data error, probably due to battery power |
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| loss. |
N/A | “CMOS CHECKSUM INVALID - RUN | CMOS checksum error. |
| SCU” |
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N/A | “RAM ERROR AT LOCATION xxxxxx: | The RAM failed during memory test at the indi- |
| WROTE: xxxx | cated location. |
| READ: xxxx” |
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N/A | “PARITY ERROR AT UNKNOWN | Parity error during memory test at unknown |
| LOCATION” | location. |
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N/A | “PARITY ERROR AT LOCATION | Parity error during memory test at the indicated |
| XXXXXX” | location. |
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Chapter 4 | 67 |
