AMI BIOS Beep Codes Overview
Most Thomas-Krenn Servers are equipped with Supermicro or ASUS motherboards with BIOS or UEFI Firmware from AMI. In case of initialization errors during startup, the so-called Beep Codes can help to analyze the underlying issue. In this article you will find information about the meaning of the beep codes of AMIBIOS 8 and for UEFI-based firmware Aptio 4 and Aptio V.
AMIBIOS 8
- Used for: Supermicro X8 Motherbards (eg. X8DT3-F, see also X8DT3-F ClickBIOS)
- Meaning of Beep Codes: AMIBIOS8 Check Point and Beep Code List
- Information from AMI: AMIBIOS 8
Aptio 4
- Basis: Intel's UEFI EDK
- Used for:
- Supermicro X9 Single-CPU Motherbards (eg. X9SCM-F, see also X9SCM-F ClickBIOS)
- Supermicro X9 Dual-CPU Motherbards (eg. X9DRi-F, see also X9DRi-F ClickBIOS)[1]
- Supermicro X10 Single-CPU Motherbards (eg. X10SLH-F, see also X10SLH-F ClickBIOS)
- Meaning of Beep Codes: Aptio 4.x Status Codes
- Information from AMI: Aptio 4
Examples of Aptio 4 Beep Codes
Beep Code | Meaning | Supermicro FAQ / Manual |
---|---|---|
1x | Refresh; Circuits have been reset. (Ready to power up) | [2] |
4x short | Wrong memory installed (eg. Registered when unbuffered required, or Non-ECC when ECC required) | FAQ 16762, FAQ 17658 |
4x | CPU not supported; update BIOS to support new CPU | FAQ 14299, FAQ 14998 |
5x | No Console Input or Output Devices are found | FAQ 18188, FAQ 19531 |
5x short + 1x long | Memory error; No memory detected in the system | [2] |
8x | Display memory read/write error; Video adapter missing or with faulty memory | [2] |
Aptio V
- Basis: Intel's UEFI EDK II
- Used for: Supermicro X10 Dual-CPU Motherbards (eg. X10DRi-F)
- Meaning of Beep Codes: Aptio 5.x Status Codes
- Information from AMI: Aptio V
References
Additional Information
- Supermicro FAQs zu "beep" (www.supermicro.com)
- AMI BIOS Beep Codes (www.bioscentral.com)
Author: Werner Fischer Werner Fischer, working in the Knowledge Transfer team at Thomas-Krenn, completed his studies of Computer and Media Security at FH Hagenberg in Austria. He is a regular speaker at many conferences like LinuxTag, OSMC, OSDC, LinuxCon, and author for various IT magazines. In his spare time he enjoys playing the piano and training for a good result at the annual Linz marathon relay.
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