Light path diagnostics LEDs
The
Table 3. Light path diagnostics
Lit LED | Cause | Action |
|
|
|
BladeCenter system LED panel |
| |
|
|
|
Location | A condition has occurred in the BladeCenter | Look for any information or error LEDs on the |
| unit that has caused the remote system | system LED panels, the modules, and the |
| management to identify the BladeCenter unit | blade servers in this BladeCenter unit, and |
| as needing attention. | follow the instructions in this table for those |
|
| LEDs. |
|
|
|
The system temperature has exceeded a | v Determine whether a blower module has | |
| threshold level. | failed. If it has, replace the blower module |
|
| |
|
| as soon as possible, to regain redundancy. |
|
| v Make sure that the room temperature is not |
|
| too high. (See “Features and specifications” |
|
| on page 6 for temperature information.) |
|
| v Determine whether a blade server has a |
|
| temperature LED lit. If it does, see the |
|
| documentation that comes with the blade |
|
| server. |
|
| v Make sure that there is a blade server, |
|
| module, or filler installed in each bay. |
|
| If the problem remains, call for service. |
|
|
|
Information | A noncritical event has occurred that should be | Check the error log for the messages. Check |
| looked at, such as the wrong I/O module | the LEDs on the BladeCenter unit and the |
| inserted in a bay, or power needs that exceed | blade servers to isolate the component. |
| the capacity of power modules currently |
|
| installed. |
|
|
|
|
System error | A critical system error has occurred, such as | v Check the error log for messages. |
| nonredundancy on the power modules or a | v Look for an error LED on the modules and |
| system error in a blade. | |
| blade servers to locate the component: | |
|
| |
|
| – If the error LED is on a module, follow |
|
| the instructions for the module in this |
|
| table. |
|
| – If the error LED is on a blade server, see |
|
| the documentation that comes with the |
|
| blade server. |
|
|
|
Management module |
| |
|
|
|
System error | A critical error has occurred in the | v If your BladeCenter unit has only one |
| management module. | management module: |
|
| |
|
| 1. Try reseating the management module. |
|
| 2. Restart the management module. |
|
| If the problem remains, replace the |
|
| management module. |
|
| v If your BladeCenter unit has two |
|
| management modules, the BladeCenter unit |
|
| continues to function using the redundant |
|
| module. Replace the failed management |
|
| module. |
|
|
|
Chapter 6. Solving problems 57