IBM Type 8720, Type 8730 manual Linux, Power problems, Option problems, Service processor problems

Models: Type 8730 Type 8720

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Table 6. Troubleshooting charts (continued)

Device

Suggested action

 

 

Mouse is not detected during

The installation of the SuSE Linux operating system does not detect the mouse.

SuSE installation.

You will need to select the mouse manually. Download the latest operating system

 

 

installation instructions for your operating system from the IBM Support Web page at

 

http://www.ibm.com/pc/support/. The steps for selecting the mouse are described in

 

the instructions for your operating system.

 

 

Mouse offset problems occur

When you are using the remote console on a blade server that is running X Windows

when using remote console

in Red Hat Linux or SuSE Linux, you see two cursor arrows on the screen, widely

and running X.

spaced, one white and one black.

 

Configure Linux and X Windows for accurate mouse tracking. See the online help

 

information in the management module configuration and management software for

 

instructions (Blade Tasks Remote Control, click the circled question mark next to

 

Redirect Server Console, read the section titled Notes on mouse support under

 

Linux).

 

 

Power problems

 

 

 

The system does not power

Make sure that:

on.

1. Type 8720 (dc) unit: The power cables are connected to the DC power

 

terminals at the rear of the system and the power breaker is ON. Type 8730 (ac)

 

unit: The power cords are plugged into the input power connections on the rear

 

of the BladeCenter T unit, and the other end of each power cord is plugged into a

 

220-volt power distribution unit (PDU) that is plugged into an appropriate electrical

 

outlet.

 

2. Type 8720 (dc) unit: The power breaker is ON and the fuses are good. Type

 

8730 (ac) unit: The 220-volt PDU functions properly.

 

3. The LEDs on the power module are on.

 

4. If you just installed an option, remove it, and restart the BladeCenter T unit. If the

 

BladeCenter T unit now turns on, you might have installed more options than the

 

power module supports. You might need to install a power module in power bay 3

 

or 4.

 

If the problem remains, go to “Undetermined problems” on page 104.

 

 

Option problems

 

 

 

An IBM option that was just

Make sure that:

installed does not work.

v The option is designed for the BladeCenter T unit. See the “Server Support”

 

flowchart for information about obtaining Server Proven® compatibility information

 

from the World Wide Web.

 

v You followed the installation instructions that came with the option.

 

v The option is installed correctly.

 

v You have not loosened any other installed options or cables.

 

If the problem remains, replace the option.

 

 

An IBM option that used to

Make sure that all of the option hardware and cable connections are secure. If the

work does not work now.

option comes with its own test instructions, use those instructions to test the option. If

 

the problem remains, replace the option.

 

 

Service processor problems

 

 

 

Service processor in the

Disconnect the BladeCenter T unit from all electrical sources, wait for 30 seconds,

management module reports

reconnect the BladeCenter T unit to the electrical sources, and restart the server. If a

a general monitor failure.

problem remains, replace the management module.

 

 

Switch-module problems

 

 

 

Chapter 6. Symptom-to-FRU index 97

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IBM Type 8720, Type 8730 manual Linux, Power problems, Option problems, Service processor problems, Switch-module problems

Type 8730, Type 8720 specifications

The IBM Type 8720 and Type 8730, part of IBM's extensive line of printers, stand out as reliable and technologically advanced devices designed for both small and large-scale industries. These printers, which were introduced in the early 1990s, catered to the evolving needs of businesses by delivering high-quality output combined with versatility and efficiency.

One of the main features of the IBM Type 8720 is its innovative line printer technology. Unlike traditional printers that utilized a single print head, the 8720 employs a unique printing mechanism that utilizes multiple print wires, ensuring faster print speeds and more precise character formations. This multi-wire technology enables the printer to achieve a print speed of up to 1,500 lines per minute, making it ideal for high-volume printing environments.

The IBM Type 8730, on the other hand, builds upon the foundation set by the 8720 by introducing more advanced features aimed at enhancing user experience. Among its key characteristics is its advanced processing capability, which allows for more complex document handling and high-quality graphics outputs. The 8730's capability to support a range of media types, including labels, envelopes, and fanfold paper, further enhances its versatility, enabling businesses to print various documents without needing multiple machines.

Both printers are designed with user-friendly interfaces that simplify operations and maintenance. Their modular design allows for easy upgrades, ensuring that companies can keep pace with changing printing demands and technological advancements. Additionally, their robust build quality guarantees long-lasting performance even in demanding environments.

In terms of connectivity, the IBM Type 8720 and 8730 support a variety of communication protocols, including parallel and serial interfaces, which facilitate easy integration into existing network environments. This connectivity ensures that businesses can seamlessly connect the printers to their mainframes or personal computers, streamlining the printing process.

Overall, the IBM Type 8720 and Type 8730 are exemplary allies for businesses seeking efficient, high-speed printing solutions. With their advanced technologies, extensive features, and reliable performance, these printers have maintained a loyal following and continue to be relevant in the realms of business printing, showcasing IBM's commitment to innovation and quality in the field of printing technology.