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4
Error Messages and Beep Codes
4.1
Speaker
The board-mounted speaker provides audible error code (beep code) information
during POST.
For information about
The location of the onboard speaker
4.2
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 35).
Table 35. BIOS Beep Codes
Type
Processor initialization
complete
POST complete
BIOS update in progress
Video error
Memory error
Thermal trip warning
Pattern
One 0.5 second beep when the CPU initialization
process completes.
One 0.5 second beep when POST completes.
None
On-off (0.5 seconds each) two times, then
3.0 second pause (off), entire pattern repeats
(beeps and pause) until the system is powered
off.
On-off (0.5 seconds each) three times, then
3.0 second pause (off), entire pattern repeats
(beeps and pause) until the system is powered
off.
On-off (0.5 seconds each) four times, then
3.0 second pause (off), entire pattern repeats
(beeps and pause) until the sixteenth beep, then
ends.
Refer to
Figure 1, page 11
Frequency
3270 Hz
3270 Hz
3270 Hz
When no VGA option ROM is
found.
1280 Hz
1280 Hz
71
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