1. POST Error Message
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Chapter 3 Appendix
(2) Beep code
If POST detects a problem and is unable to display the error message, the beep code sounds instead of
displaying the message.
A beep code is a series of short beeps separated by pauses. For example, "1-3-3-1" indicates one beep, a
pause, three beeps, a pause, three beeps, a pause, and one beep.
The table below shows the beep code, cause, and solution.
Beep code
Description
Solution
1-3-3-1
No DIMMs are installed.
Check if DIMMs are properly installed.
If the same error persists, contact your sales
representative.
1-5-2-1
No processors are installed.
Check if processors are properly installed.
If the same error persists, contact your sales
representative.
1-5-4-4
Power-on is inhibited.
Contact your sales representative.
1
POST detected an error.
Contact your sales representative.
4
Initializing the BIOS executable module
failed.
This is not an error. Wait until BIOS update
completes.
5
No graphics controllers are installed.
7
Resetting the system failed.
8
An error was detected when allocating PCI
resources.
Remove all the installed PCI boards from the
PCI slots, and then restart the server.
If the same error is detected repeatedly, contact
your sales representative.
