Error Messages And Beep Codes; Speaker; Bios Beep Codes - Intel DH77DF Specification

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 48).
Table 48. BIOS Beep Codes
Type
F2 Setup/F10 Boot Menu
prompt
BIOS recovery progress
update
BIOS recovery
succeeded
BIOS recovery failure
Video error
Memory error
Thermal trip warning
Pattern
One 0.5 second beep when BIOS is ready to
accept keyboard input
Rising and falling tones with on 0.5 seconds
followed by off 0.25 seconds and repeat with
next tone then 1 second off after highest tone
then repeat sequence with falling tones.
Play 3 times for 0.5 seconds on then off for 0.25
seconds
On 1.0 second then off for 0.5 seconds will
repeat until system shutdown
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 eight beeps, followed by system shut down.
Refer to
Figure 1, page 13
Frequency
932 Hz
139 Hz, 165 Hz, 196 Hz,
262 Hz, 262 Hz, 196 Hz,
165 Hz, 139 Hz
139 Hz
110 Hz
932 Hz
When no VGA option ROM is
found.
932 Hz
High beep 2000 Hz
Low beep 1500 Hz
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