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3. From the Rescue and Recovery workspace, select Launch advanced Rescue and Recovery ➙
Diagnose hardware. The PC-Doctor for Rescue and Recovery program opens.
4. Select the desired diagnostic test. Then, follow the instructions on the screen.
For additional information about running the PC-Doctor for Rescue and Recovery program, refer to the
PC-Doctor for Rescue and Recovery help system.
Note: If you encounter failures that prevent you from gaining access to the Rescue and Recovery
workspace, you can run the PC-Doctor for Rescue and Recovery program after using a rescue medium
to recover the computer from failures and gaining access to the Rescue and Recovery workspace. See
“Creating and using a rescue medium” on page 48
.
PC-Doctor for DOS
You can also download the latest version of the PC-Doctor for DOS diagnostic program from
http://support.lenovo.com. 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.
To create a diagnostic disc, do the following:
1. Download a self-starting bootable disc image (known as an ISO image) of the diagnostic program from:
http://support.lenovo.com
2. Use any disc burning software to create a diagnostic disc with the ISO image.
Running the diagnostic program from the diagnostic disc
This section provides instructions on how to run the diagnostic program from the diagnostic disc that
you created.
To run the diagnostic program from the diagnostic disc that you created, do the following:
1. Make sure your computer is turned off.
2. Repeatedly press and release the F12 key when turning on the computer. When the Startup Device
Menu opens, release the F12 key.
3. Insert the diagnostic disc into the optical drive.
4. Select the optical drive with the diagnostic disc as the startup device and press Enter. The diagnostic
program opens.
5. Follow the instructions on the screen to run the desired diagnostic test. For additional help, press
the F1 key.
6. Remove the diagnostic disc from the optical drive after completing the diagnostic test.
Cleaning an optical mouse
This section provides instructions on how to clean an optical mouse.
An optical mouse uses an LED and an optical sensor to navigate the pointer. If the pointer on the screen
does not move smoothly with the optical mouse, you might need to clean the mouse.
To clean an optical mouse, do the following:
1. Turn off your computer.
Chapter 6. Troubleshooting and diagnostic programs 61