Diagnostic Programs - Lenovo 8010 User Manual

Symptom
The Enhanced Performance USB
Keyboard does not work.
The mouse does not work. The
computer does not respond to
the mouse.
The operating system will not
start.
The computer beeps multiple
times before the operating
system starts.

Diagnostic programs

Diagnostic programs are used to test hardware components of your computer and
report operating-system-controlled settings that can cause hardware failures. There
are two diagnostic programs preinstalled on your computer to help you diagnose
problems: PC-Doctor for Windows and PC-Doctor for DOS.
Notes:
1. You can download the latest version of the diagnostic programs from
2. If you are unable to isolate and repair the problem yourself after you run
54
User Guide
Action
Verify that:
v The computer is turned on.
v The keyboard is securely connected to a USB connector on the front or rear of
the computer.
v No keys are stuck.
If you cannot correct the problem, have the computer serviced. Refer to the
warranty and safety information that is provided with your computer for a list of
service and support telephone numbers.
Verify that:
v The computer is turned on.
v The mouse is securely connected to the mouse connector on the computer.
v The mouse is clean. Refer to "Cleaning the mouse" on page 56 for further
information.
If you cannot correct the problem, have the computer serviced. Refer to the
warranty and safety information that is provided with your computer for a list of
service and support telephone numbers.
Verify that:
v There is no diskette in the diskette drive.
v The startup sequence includes the device where the operating system resides.
Usually, the operating system is on the hard disk. See "Selecting a startup
device" on page 46 for more information.
If you cannot correct the problem, have the computer serviced. Refer to the
warranty and safety information that is provided with your computer for a list of
service and support telephone numbers.
Verify that no keys are stuck down.
If you cannot correct the problem, have the computer serviced. Refer to the
warranty and safety information that is provided with your computer for a list of
service and support telephone numbers.
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.
PC-Doctor for Windows and PC-Doctor for DOS, 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.)