Intel DN2800MT Technical Product Specification for Intel Desktop Board DN2800M - Page 88
Front-panel Power LED Blink Codes, BIOS Error Messages - run on battery
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Intel Desktop Board DN2800MT Technical Product Specification 4.3 Front-panel Power LED Blink Codes Whenever a recoverable error occurs during POST, the BIOS causes the board's front panel power LED to blink an error message describing the problem (see Table 50). Table 50. Front-panel Power LED Blink Codes Type Pattern BIOS update in progress Video error (Note) Off when the update begins, then on for 0.5 seconds, then off for 0.5 seconds. The pattern repeats until the BIOS update is complete. On-off (1.0 second each) two times, then 2.5-second pause (off), entire pattern repeats (blink and pause) until the system is powered off. Memory error On-off (1.0 second each) three times, then 2.5-second pause (off), entire pattern repeats (blinks and pause) until the system is powered off. Thermal trip warning Each beep will be accompanied by the following blink pattern: .25 seconds on, .25 seconds off, .25 seconds on, .25 seconds off. This will result in a total of 16 blinks. Note: Disabled per default BIOS setup option. Note When no VGA option ROM is found. 4.4 BIOS Error Messages Table 51 lists the error messages and provides a brief description of each. Table 51. BIOS Error Messages Error Message Explanation CMOS Battery Low CMOS Checksum Bad The battery may be losing power. Replace the battery soon. The CMOS checksum is incorrect. CMOS memory may have been corrupted. Run Setup to reset values. Memory Size Decreased Memory size has decreased since the last boot. If no memory was removed, then memory may be bad. No Boot Device Available System did not find a device to boot. 88