Lenovo 3421 Personal Computer User Manual


 
PC-Doctor for Rescue and Recovery
The PC-Doctor for Rescue and Recovery diagnostic program is part of the Rescue and Recovery workspace
on each Lenovo computer. Use the PC-Doctor for Rescue and Recovery diagnostic program if you are
unable to start the Windows operating system.
To run the PC-Doctor for Rescue and Recovery diagnostic program from the Rescue and Recovery
workspace, do the following:
1. Turn off the computer.
2. Repeatedly press and release the F11 key when turning on the computer. When you hear beeps or see a
logo screen, stop pressing the F11 key. The Rescue and Recovery workspace opens after a short delay.
3. From the Rescue and Recovery workspace, select Launch advanced Rescue and Recovery
Diagnose hardware. The PC-Doctor for Rescue and Recovery diagnostic program opens.
4. Select the diagnostic test you want to run. Then, follow the instructions on the screen.
For additional information about running the PC-Doctor for Rescue and Recovery diagnostic 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 diagnostic 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 46.
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 or if the two diagnostic programs preinstalled on your computer have not
been successful in isolating a possible problem. 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 CD/DVD image (known as an ISO image) of the diagnostic program
from:
http://www.lenovo.com/support
2. Use any CD/DVD burning software to create a diagnostic disc with the ISO image.
Running the diagnostic program from a diagnostic disc
This section provides instructions on how to run the diagnostic program from a diagnostic disc that you
created.
To run the diagnostic program from a diagnostic disc that you created, do the following:
1. Make sure the optical drive you want to use is set as the rst boot device in the startup device sequence.
See “Selecting a startup device” on page 51.
2. Make sure the computer is turned on and then insert the disc into the optical drive. The diagnostic
program opens.
Chapter 6. Troubleshooting and diagnostics 57