IBM BladeCenter HS20, Installation And User Manual

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POST beep code descriptions
POST emits one beep to signal successful completion. If POST detects a problem
during startup, other beep codes might occur. Use the following beep code
descriptions to help diagnose and solve problems that are detected during startup.
See “Diagnostics” in the Problem Determination and Service Guide for your blade
server type for more information about the POST beep codes.
One beep
POST was completed successfully without finding any errors.
Repeating long beeps
A memory error has occurred. Make sure that all DIMMs are correctly
installed.
One long beep and two small beeps
A video error has occurred, and the BIOS cannot initialize the monitor
screen to display additional information.
Beep codes for specific problems
Additional beep codes are listed in the following table.
Table 4. POST beep code descriptions
Beep code Descriptions of the POST beep codes
1-1-4 BIOS ROM checksum in-progress or failure.
Action:
1. Move the BIOS code page jumper (J12) to pins 2 and 3 to start from the backup BIOS code
page.
2. Restart the blade server and update the BIOS code.
3. Move the BIOS code page jumper back to pins 1 and 2 and restart the blade server.
If the problem remains, call for service.
All other beep
codes
1. Make sure that the memory modules are installed correctly.
2. Turn off the blade server; then, restart the blade server. If the problem remains, call for
service.
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BladeCenter HS20 Type 7981: Installation and User’s Guide