Lenovo ThinkPad 570E English - Hardware Maintenance Manual for 570 systems - Page 31

Checkout guide, Testing the computer, PC-Doctor

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Checkout guide 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 IBM products. The use of non-IBM products, prototype cards, or modified options can lead to false indications of errors and invalid system responses. 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 or by repeating the operation. Testing the computer The ThinkPad computer has a test program called PC-Doctor 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 35. 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 Easy-Setup before you run PC-Doctor. In the Easy-Setup screen, click Config and Initialize. Note: When you initialize the computer configuration, some devices are disabled, such as the serial port. If you test one of these devices, you need to enable it by using PS2.EXE. To run the test, do as follows: Note: In the following procedure, you can select an item not only with the arrow keys, but also with the TrackPoint. Instead of pressing Enter, click the left button. 1. Insert the PC-Doctor disk into the diskette drive; then power on the computer. If the computer cannot be powered on, go to "Power system checkout" on page 29, and check the power sources. If an error code appears, go to "Symptom-to-FRU index" on page 42. In the first screen, select the model and press Enter. Follow the instructions on the screen. 2. The PC-Doctor main panel appears. 3. Select Diagnostics with the arrow keys, and press Enter. A pull-down menu appears. (Its exact form depends on the model.) General descriptions 27

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Checkout guide
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 IBM
products.
The use of non-IBM products, prototype
cards, or modified options can lead to false
indications of errors and invalid system responses.
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 or by repeating the
operation.
Testing the computer
The ThinkPad computer has a test program called
PC-Doctor 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
35.
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 Easy-Setup
before you run PC-Doctor.
In the Easy-Setup screen, click
Config
and
Initialize
.
Note:
When you initialize the computer configuration,
some devices are disabled, such as the serial port.
If you test one of these devices, you need to
enable it by using PS2.EXE.
To run the test, do as follows:
Note:
In the following procedure, you can select an item
not only with the arrow keys, but also with the
TrackPoint.
Instead of pressing
Enter
, click the left
button.
1.
Insert the PC-Doctor disk into the diskette drive; then
power on the computer.
If the computer cannot be powered on, go to “Power
system checkout” on page
29, and check the power
sources.
If an error code appears, go to “Symptom-to-FRU
index” on page
42.
In the first screen, select the model and press
Enter
.
Follow the instructions on the screen.
2.
The PC-Doctor main panel appears.
3.
Select
Diagnostics
with the arrow keys, and press
Enter
.
A pull-down menu appears.
(Its exact form depends
on the model.)
General descriptions
27