vPC-Doctor for DOS or PC-Doctor for Windows PE, depending upon your machine type and model (used when your Windows operating system will not start)

Notes:

1.You can download the latest version of the PC-Doctor for Windows or PC-Doctor for DOS diagnostic programs from http://www.lenovo.com/ support/. Type your machine type into the Use Quick Path field and click Go to find the downloadable files that are specific to your computer.

2.If you are unable to isolate and repair the problem yourself after you run PC-Doctor for Windows and depending upon your machine type and model, PC-Doctor for DOS or PC-Doctor for Windows PE, save and print the log files created by both diagnostic programs. You will need the log files when you speak to a Lenovo technical support representative. (The log file created by PC-Doctor for Windows is automatically saved in C:\PCDR\DETAILED.TXT.)

PC-Doctor for Windows

PC-Doctor for Windows is a diagnostic program that works through the Windows operating system. The PC-Doctor for Windows diagnostic program enables you to view symptoms and solutions for computer problems, access the Lenovo troubleshooting center, update system drivers, and review system information.

To run PC-Doctor for Windows, open the Start menu from the Windows desktop, select All Programs, select PC-Doctor for Windows, and click PC-Doctor for Windows. Follow the instructions on the screen. For additional information about running the diagnostic program, refer to the PC-Doctor for Windows help system.

If you still suspect a problem after PC-Doctor for Windows runs successfully, run PC-Doctor for DOS or PC- Doctor for Windows PE to help you diagnose your computer problem.

PC-Doctor for DOS

Depending upon your machine type and model, you either have PC- Doctor for DOS or PC-Doctor for Windows PE on your Lenovo computer. The PC-Doctor for DOS diagnostic program is part of the Rescue and Recovery workspace and runs independently of the Windows operating system. Use PC-Doctor for DOS, if you are unable to start the Windows operating system or if PC-Doctor for Windows has not been successful in isolating a possible problem. You can run PC-Doctor for DOS from a diagnostic CD image or diagnostic diskettes that you create. You can also run PC-Doctor for DOS from the Rescue and Recovery workspace.

Note: Be sure to create a diagnostic CD image or diagnostic diskettes in case you

are unable to run PC-Doctor for DOS from the Rescue and Recovery workspace.

Creating a diagnostic CD image

To create a diagnostic CD image, download a self-starting bootable CD image (known as an .iso image) of the diagnostic program from http://www.lenovo.com/support/. After you download the image, you can create the CD using any CD burning software.

If your computer does not have a CD burner or you do not have Internet access, see “Creating diagnostic diskettes” on page 56.

Chapter 7. Troubleshooting and diagnostics 55

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Lenovo 9643, 9638, 9644, 9645, 9640, TC A55-9636 manual PC-Doctor for Windows, PC-Doctor for DOS

TC A55-9636, 9640, 9645, 9644, 9643 specifications

Lenovo has consistently been at the forefront of innovation in the computing world, with a range of laptops and desktops that cater to a variety of needs and preferences. Among their popular offerings are the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645. Each of these models is designed to provide exceptional performance, reliability, and user-friendly experience, making them appealing choices for both personal and business use.

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The TC A55-9636 is Lenovo's entry into the compact desktop market, designed for users seeking a powerful, space-saving solution. With its robust performance metrics and energy-efficient components, the A55-9636 is perfect for both home and office environments. It supports a variety of multitasking scenarios, making it suitable for productivity-driven tasks, while its expandable architecture means users can upgrade components as their needs evolve.

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All models in this series showcase Lenovo's commitment to sustainability, incorporating eco-friendly materials and energy-efficient technologies. The user-friendly interfaces across the devices ensure a seamless experience, meeting the demands of a broad user base from students to business executives. In summary, the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645 represent a versatile range of computing solutions that combine cutting-edge technology with efficiency, ensuring users can achieve their goals effectively and stylishly.