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Checkout guide
Use the following procedures as a guide in identifying and correcting problems
with the ThinkPad computer.
Note: The diagnostic tests are intended to test only ThinkPad products. The use of
1. Identify the failing symptoms in as much detail as possible.
2. Verify the symptoms. Try to re-create the failure by running the diagnostic test
Testing the computer
The ThinkPad computer has a test program called PC-Doctor for DOS (hereafter
called PC-Doctor.) You can detect errors by running the diagnostics test included in
PC-Doctor. This section is an overview of the procedure. For details that depend
on model-unique functions, refer to "Product overview" on page 34.
For some possible configurations of the computer, PC-Doctor might not run
correctly. To avoid this problem, you need to initialize the computer setup by use
of the BIOS Setup Utility before you run PC-Doctor. On the BIOS Setup Utility
screen, press F9, Enter, F10, and then Enter.
Note: When you initialize the computer configuration, some devices are disabled,
PC-Doctor cannot be used to test a device that is in the ThinkPad Advanced Dock,
even if the computer supports the ThinkPad Advanced Dock. To test a USB device,
connect it to the USB connector of the computer.
Creating the PC-Doctor diagnostics diskette
To create the PC-Doctor disk from the Rescue and Recovery workspace, do as
follows:
1. Enter the Rescue and Recovery workspace by pressing the ThinkVantage button
2. When the Rescue and Recovery workspace finishes loading, click Diagnostic
3. Authenticating the digital signature takes about 15 seconds; then the ThinkPad
4. A batch file automatically starts up to prompt you through the process of
5. Once all the diskettes have been created, the ThinkPad computer will reboot.
non-ThinkPad products, prototype cards, or modified options can lead to
false indications of errors and invalid system responses.
or by repeating the operation.
such as the serial port. If you test one of these devices, you will need to
enable it by using Configuration utility for DOS. The utility is available on
the following Web site: http://www.lenovo.com/support
during POST.
Diskette.
computer will reboot into PC-DOS.
creating diskettes. You are notified of how many diskettes you will need.
a. You are prompted to insert each diskette in sequence.
b. Typically, all you need to do is to press the Enter key for the floppy drive;
the system then formats and creates the diskette.
c. Each diskette is erased and formatted with the PC-Doctor for DOS boot
image.
The user is asked to remove all diskettes from the drive, or to insert the first
diskette created if it is desired to run the diagnostics.
Checkout guide
27
General descriptions
- Quick Links:
- Specifications
- 1050 DIMM and DIMM Cover
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