Table 6. Troubleshooting charts

Device

Suggested action

 

 

Blade server problem

 

 

 

Blade servers turn off for no

All blade bays must have a blade server, expansion unit, or filler blade in them. Blade

apparent reason.

bays that do not have these items installed or have them installed improperly disturb

 

airflow in the BladeCenter T unit with an adverse effect on BladeCenter T unit

 

cooling. If the BladeCenter T unit begins to overheat, blade server processors will

 

begin to slow down and will eventually turn off the system.

 

 

Blade server does not turn

The problem occurs after installing the second microprocessor option or after

on, the amber system-error

replacing a failed microprocessor in a two-way Blade server.

LED on the BladeCenter T

The processor with the lowest feature set and stepping level must be used as the

system-LED panel is lit, the

amber blade error LED on the

Bootstrap Processor (BSP). This processor must be in the Microprocessor 1 location.

blade server LED panel is lit,

Switch the processors in the Microprocessor 1 and Microprocessor 2 locations.

and the system-error log

 

contains the following

 

message: CRUs

 

MisMatched.

 

 

 

Some components do not

The green status dot for a component is not automatically a link to environmental

report environmental status

information (temperature and voltage) for the component. Only the management

(temperature, voltage).

module and blade servers have environmental information, and only the green dot for

 

those components contains a link to environmental information.

 

 

Switching KVM control

If a blade server is under heavy load, it can take several minutes before it

between blade servers gives

enumerates the USB devices connected to it. If control of the KVM and media tray is

USB device error.

switched away from the blade server before this enumeration is complete, a USB

 

device installation error might be displayed. Do not switch KVM control between

 

blade servers until the mouse and keyboard are both working on the blade server

 

that has control of the KVM and media tray.

 

 

“Unsafe Removal of Device”

Before switching ownership of the media tray to another blade server, safely stop the

error message appears on

media tray devices on the blade server that currently owns the media tray, as follows:

blade server running

1. Double-click the Unplug or Eject Hardware icon in the Windows taskbar at the

Microsoft Windows 2000.

bottom right of the screen.

 

 

2. Select USB Mass Storage Device, and click Stop.

 

3. Click Close.

 

You can now safely switch ownership of the media tray to another blade server.

 

 

90BladeCenter T Type 8720 and 8730: Hardware Maintenance Manual and Troubleshooting Guide

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IBM Type 8730, Type 8720 manual Device Suggested action Blade server problem, Select USB Mass Storage Device, and click Stop

Type 8730, Type 8720 specifications

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