Symptom

Action

 

 

The mouse does not work.

Verify that:

 

• The computer is turned on.

 

• The mouse is correctly connected to an appropriate mouse connector (the PS/2

 

mouse connector or one of the USB connectors) on the computer.

 

• The mouse is clean. Refer to “Cleaning an optical mouse” on page 65.

 

 

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 57.

 

 

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. You can use the preinstalled Lenovo ThinkVantage Toolbox program to diagnose computer problems, if your computer is running 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 64 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.

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

PC-Doctor for DOS

You can also download the latest version of the PC-Doctor for DOS diagnostic program from http://www.lenovo.com/support. The PC-Doctor for DOS diagnostic program runs independently of the Windows operating system. Use the PC-Doctor for DOS diagnostic program if you are unable to start the Windows operating system. You can run the PC-Doctor for DOS diagnostic program from a diagnostic disc that you created.

Creating a diagnostic disc

This section provides instructions on how to create a diagnostic disc.

64ThinkCentre User Guide

Page 72
Image 72
Lenovo 7548, 104, 7539, 154 manual Diagnostic programs, Lenovo ThinkVantage Toolbox, PC-Doctor for DOS

7539, 154, 7548, 104 specifications

Lenovo is known for its innovative technology and cutting-edge devices, and the model 104,7548,154,7539 is no exception. This device integrates a range of features designed to enhance user experience and productivity. One of the standout features is its powerful processing capability, leveraging advanced Intel or AMD processors that ensure seamless multitasking and performance during demanding applications.

The display of the Lenovo model 104,7548,154,7539 is another highlight. It boasts a high-resolution screen, offering crisp visuals and vibrant colors that make it suitable for everything from graphic design to casual media consumption. The device's display often includes features like anti-glare technology, which enhances usability in various lighting conditions.

In terms of connectivity, this model excels with a variety of ports, including USB-C, HDMI, and traditional USB ports, allowing users to connect a wide range of peripherals and external displays. Wireless connectivity is also robust, featuring the latest Wi-Fi standards for fast and stable internet access, along with Bluetooth capabilities for connecting wireless accessories.

Storage solutions are vital, and Lenovo has equipped the model 104,7548,154,7539 with ample SSD options. Solid-state drives provide faster boot times, quicker file access, and increased durability compared to traditional hard drives. With customizable storage capacities, users can choose a setup that meets their specific needs.

Battery life is a crucial aspect of portable devices, and this Lenovo model does not disappoint. With an efficient power management system, users can work for extended periods without needing to recharge, making it an ideal choice for professionals on the go or students attending classes.

Security features are taken seriously in the Lenovo model 104,7548,154,7539. With options such as biometric fingerprint readers and facial recognition technologies, users can rest assured that their data remains secure. Additionally, Lenovo’s robust software suite typically includes tools for data protection and privacy.

Lastly, the design of the device is user-friendly, combining functionality with aesthetics. It features a comfortable keyboard with excellent key travel for efficient typing and has a sleek, modern appearance that appeals to a wide audience. Whether for business, creative, or personal use, the Lenovo model 104,7548,154,7539 stands out as a versatile and powerful option in the competitive tech landscape.