Table 7. Light path diagnostics (continued)

Lit LED

Cause

Action

 

 

 

Critical 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:

 

Note: You can configure the critical error LED

 

– If the error LED is on a module, follow

 

to be either red or amber through the

 

management module.

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 T 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 T unit has two

 

 

management modules, the BladeCenter T

 

 

unit continues to function using the

 

 

redundant module. Replace the failed

 

 

management module.

 

 

 

Active

Primary management module.

If your BladeCenter T has two management

 

 

modules, the Active LED indicates which is the

 

 

primary management module.

 

 

 

Power module

 

 

 

 

 

System error

A critical error has occurred in the power

Reseat the power module. If the problem

 

module.

remains, replace the module.

 

 

If your BladeCenter T unit has a redundant

 

 

module for this power module, the BladeCenter

 

 

T unit continues to function using the

 

 

redundant module.

 

 

 

Blower module

 

 

 

 

 

System error

The blower has failed or is operating too

Reseat the blower module. If the problem

 

slowly.

remains, replace the blower module as soon

 

 

as possible, to regain cooling redundancy.

 

 

The BladeCenter T unit continues to function.

 

 

The redundant blower module provides cooling

 

 

to the BladeCenter T unit and blade servers.

 

 

 

I/O module

 

 

 

 

 

System error

A critical error has occurred in the I/O module.

Reseat the I/O module. If the problem remains,

 

 

replace the module.

 

 

 

Chapter 6. Symptom-to-FRU index 99

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Image 109
IBM Type 8720, Type 8730 manual Lit LED Cause Action, Management module, Power module, Blower module, Module

Type 8730, Type 8720 specifications

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