4
Board Status and Error Messages
4.1
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 41).
Table 41. BIOS Beep Codes
Type
F2 Setup/F10 Boot Menu
Prompt
BIOS update in progress
Video error
Memory error
Thermal trip warning
Pattern
One 0.5 second beep when BIOS is ready to
accept keyboard input
None
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.
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.
Alternate high and low beeps (1.0 second each)
for 8 beeps, followed by system shut down.
Frequency
932 Hz
932 Hz
When no VGA option ROM is
found.
932 Hz
High beep 2000 Hz
Low beep 1500 Hz
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