Symptom

Action

 

 

The wireless keyboard or mouse

Verify that:

does not work.

• The computer is turned on.

 

 

• The battery or batteries installed in the wireless keyboard or mouse are in good

 

condition.

 

• The wireless configurations are all set correctly. You might need to refer to

 

the documentation that come with the wireless keyboard or mouse, or refer

 

to your Windows Help and Support information system for wireless related

 

instructions. If your wireless mouse has a dongle, make sure the dongle is

 

correctly connected to one of the USB connectors on the computer.

 

• For the wireless keyboard, no keys are stuck.

 

• The wireless mouse is clean.

 

 

The operating system does not

Verify that you list the device where the operating system resides in the startup

start.

device sequence. Usually, the operating system is on the hard disk drive. For more

 

information, see “Selecting a startup device” on page 65.

 

 

The computer beeps multiple

Verify that no keys are stuck.

times before the operating

 

system starts.

 

 

 

Diagnostic programs

Diagnostic programs are used to test hardware components of your computer. Diagnostic programs can also report operating-system-controlled settings that interfere with the correct operation of your system. The following programs are preinstalled on your computer to help you diagnose computer problems:

•Lenovo ThinkVantage Toolbox (used when you are running the Windows operating system)

•PC-Doctor for Rescue and Recovery (used when you cannot start the Windows operating system)

Notes:

1.You can also download the PC-Doctor for DOS diagnostic program from http://www.lenovo.com/support. See “PC-Doctor for DOS” on page 73 for detailed information.

2.If you are unable to isolate and repair the problem yourself after running the programs, save and print the log files created by the programs. You will need the log files when you speak to a Lenovo technical support representative.

Lenovo ThinkVantage Toolbox

The Lenovo ThinkVantage Toolbox program helps you maintain your computer, improve computing security, diagnose computer problems, get familiar with the innovative technologies provided by Lenovo, and get more information about your computer. You can use the diagnostics feature of the Lenovo ThinkVantage Toolbox program to test devices, diagnose computer problems, create bootable diagnostic media, update system drivers, and view system information.

•To run the Lenovo ThinkVantage Toolbox program on the Windows 7 operating system, click Start ➙ All Programs ➙ Lenovo ThinkVantage Tools ➙ System Health and Diagnostics. Follow the instructions on the screen.

•To run the Lenovo ThinkVantage Toolbox program on the Windows Vista operating system, click Start ➙ All Programs ➙ ThinkVantage ➙ Lenovo ThinkVantage Toolbox. Follow the instructions on the screen.

For additional information about running the Lenovo ThinkVantage Toolbox program, refer to the Lenovo ThinkVantage Toolbox help system.

72ThinkCentre User Guide

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Lenovo 3429, 3091, 3265, 4285, 870, 852, 800, 5205, 5248, 3678, 3650, 3373, 2557 Diagnostic programs, Lenovo ThinkVantage Toolbox
Page 79 Page 81

852, 800, 3091, 3429, 5248 specifications

Lenovo has established a reputation for producing reliable and innovative technology solutions, particularly in the realm of computing. The models Lenovo 4285, 5205, 2471, 2557, and 3265 are prime examples of the brand's commitment to performance, efficiency, and user experience.

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In summary, the Lenovo models 4285, 5205, 2471, 2557, and 3265 are diverse offerings that cater to various user needs—from students to professionals—combining performance, durability, and cutting-edge technology to enhance productivity and entertainment experiences.
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