Led Information; Bios Post Beep Codes; Table 9. Bios Post Error Beep Codes; Table 10. Bmc Post Error Beep Codes - Intel S5520SC - Workstation Board Motherboard Service Manual

LED Information

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The Intel Workstation board S5520SC includes LEDs that can aid in troubleshooting your system. See
Light-Guided Diagnostics".

BIOS POST Beep Codes

The following table lists the POST error beep codes. Prior to system video initialization, the BIOS uses these
beep codes to inform users of error conditions. Please note that not all error conditions are supported by BIOS
beep codes.
Number of Beeps
3
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The Intel Workstation board S5520SC integrated Baseboard Management Controller (BMC) provides the
following additional beep codes:
Number of Beeps
1-5-2-1
1-5-4-2
1-5-4-4
Intel® Workstation Board S5520SC Service Guide

Table 9. BIOS POST Error Beep Codes

Reason for the Beeps and Action to Take
Memory error.
Make sure the DDR3 memory DIMMs comply with the system
requirements.
Make sure the DDR3 memory DIMMs were populated according to the
system requirements.
Remove the DDR3 memory DIMMs and re-seat them.
Replace the DDR3 Memory DIMMs with known good modules.

Table 10. BMC POST Error Beep Codes

Reason for the Beeps and Action to Take
No CPUs installed or first CPU socket is empty.
Power fault: DC power unexpectedly lost (power good dropout).
Power control fault (power good assertion timeout).
Troubleshooting
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