Embedded Intel® Atom™ Processor N2800 with Intel® NM10 Express Chipset Development Kit User‘s Manual
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5
Error Messages and Beep Codes
This chapter describes error messages generated by the Development Kit‘s BIOS. The
BIOS indicates these error messages with LED blink codes, speaker beep codes, and by text
displayed on the PC monitor.
5.1
Speaker
Audible error code (beep code) information during POST is routed to the audio codec
and can be heard through attached speakers.
5.2
BIOS Beep Codes
Whenever a recoverable error occurs during POST, the BIOS causes the board‘s
speaker to beep an error message describing the problem (see Table 47).
Table 47. BIOS Beep Codes
Type
Pattern
Frequency
BIOS update in progress None
Video error
(Note)
On-off (1.0 second each) two times, then
2.5-second pause (off), entire pattern repeats
(beeps and pause) once and the BIOS will
continue to boot.
932 Hz
When no VGA option ROM is
found.
Memory error
On-off (1.0 second each) three times, then
2.5-second pause (off), entire pattern repeats
(beeps and pause) until the system is powered
off.
932 Hz
Thermal trip warning
Alternate high and low beeps (1.0 second each)
for eight beeps, followed by system shut down.
High beep 2000 Hz
Low beep 1500 Hz
Note: Disabled per default BIOS setup option.
