IBM 8677 manual Light path diagnostics LEDs, Lit LED Cause Action BladeCenter system LED panel

Page 71

Light path diagnostics LEDs

The system-error LED on the system LED panel is lit when certain system errors occur. If the system-error LED on your BladeCenter unit is lit, use the following table to help determine the cause of the error and the action you should take.

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.

 

 

 

Over-temperature

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

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Contents Installation and User’s Guide Server Support ERserver Page Contents Appendix A. Getting help and technical assistance Configuring your BladeCenter unitChapter Sharing resources among the blade servers Appendix C. Notices Vi BladeCenter Type 8677 Installation and User’s Guide Vii SafetyTo Connect To Disconnect Do not ≥ 18 kg 39.7 lb ≥ 32 kg 70.5 lb ≥ 55 kg 121.2 lb Safety Xii BladeCenter Type 8677 Installation and User’s Guide Introduction This Installation and User’s Guide provides information toFront Starting the IBM Documentation Browser Using the IBM Documentation BrowserAbout your documentation CD System requirementsRelated publications Using the search featureIntroduction Features and specifications Features and specificationsHot-swap capabilities What your BladeCenter unit offersIBM Enterprise X-Architecture technology Expansion capabilitiesNetwork environment support Redundancy capabilitiesRedundant network connection capabilities System-management capabilitiesReliability, availability, and serviceability CD-ROM Major components of the BladeCenter Type 8677 unitRear view Front viewBladeCenter Type 8677 Installation and User’s Guide Use safe practices when lifting Installing optionsInstalling the BladeCenter unit in a rack Installation guidelinesHandling static-sensitive devices System reliability considerationsBladeCenter modules Installing and removing modulesModules Power modules Blower modules Installing a moduleInstalling options Removing a module Installing the acoustic module option Installing and removing the acoustic module optionRemoving the acoustic module option Installing and removing blade serversBlade server expansion options Installing a blade serverLabel Removing a blade server Input/output connectors Completing the installationRemote management and console Ethernet connector Video connectorKeyboard connector Mouse connectorModule connectors Starting the BladeCenter unit BladeCenter unit power, controls, and indicatorsShutting down the BladeCenter unit BladeCenter components, controls, and LEDs Writeable area Rear system LED panel Module Ethernet activity System LED panel Configuring your BladeCenter unit Resolution Refresh rate Ethernet link LED Setting up the remote connectionConfiguring the management module for remote access Cabling the Ethernet portCommunicating with the IBM Director software Verifying your Wake on LAN configuration Configuring Wake on LAN in the BladeCenter unitStarting the management and configuration program Linux-specific configurationUsing the management and configuration program Configuring the external Ethernet port Management and configuration program optionsConfiguring the internal Ethernet port Saving and restoring the configuration fileStarting the wizard Using IBM DirectorAbout the wizard Configuring a switch module Using Remote Deployment Manager Version 4.1 or laterSupporting Ethernet failover What to configureBladeCenter networking guidelines Configuring the Ethernet controllers in the blade serversGbps links L2 Switch Sharing resources among the blade servers BladeCenter Type 8677 Installation and User’s Guide Diagnostic tools overview Solving problems Monitor problems Troubleshooting chartsBlower module problems Power problemsManagement module problems Light path diagnostics feature Options problemsLit LED Cause Action BladeCenter system LED panel Light path diagnostics LEDsLit LED Cause Action Power module Before you call Appendix A. Getting help and technical assistanceSoftware service and support Hardware service and support Part 1 General Terms What this Warranty CoversWhat this Warranty Does not Cover Part 1 General TermsYour Additional Responsibilities How to Obtain Warranty ServiceWhat IBM Will Do to Correct Problems Exchange of a Machine or PartLimitation of Liability Jurisdiction Part 2 Country-unique TermsGoverning Law United States Hong Kong S.A.R. of China and Macau S.A.R. of China Malaysia Following Terms Apply to ALL Emea Countries Arbitration The following is added under this heading Following Terms Apply to ALL EU Countries Following paragraphs are added to this section Egypt Hungary Slovakia Items for Which IBM is Not LiableCustomer Replaceable Unit CRU Service Part 3 Warranty InformationWarranty Period Types of Warranty ServiceEU Country Telephone List On-site ServiceCourier or Depot Service Customer Carry-In or Mail-In ServiceEdition notice Appendix C. NoticesImportant notes TrademarksProduct recycling and disposal Battery return program European Union EMC Directive conformance statement Electronic emission noticesFederal Communications Commission FCC statement Industry Canada Class a emission compliance statementAppendix C. Notices Macedonia former Yugoslav Republic of, Madagascar, Mali Appendix C. Notices BladeCenter Type 8677 Installation and User’s Guide Index RAS Index BladeCenter Type 8677 Installation and User’s Guide Page Part Number 59P6595
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