Lenovo ThinkPad T420 Hardware Maintenance Manual - Page 36

ATAPI CDx, Diagnostics, To run the test, do as follows - wireless radio

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To run the test, do as follows: 1. Turn off the computer. 2. Make sure that the optical drive that is supported as a startup device is installed to the computer. 3. Turn on the computer. If the computer cannot be powered on, go to "Power system checkout" on page 37, and check the power sources. If an error code appears, go to "Symptom-to-FRU index" on page 47. 4. When the ThinkPad logo comes up, immediately press F12 to enter the Boot Menu. 5. Insert the PC-Doctor CD into the optical drive. 6. Press cursor keys to select ATAPI CDx (x: 0, 1, ...) and then press Enter. 7. Follow the instructions on the screen. 8. The main panel of PC-Doctor appears. 9. Select Diagnostics with the arrow keys, and press Enter. Note: You can select an item not only with the arrow keys, but also with the TrackPoint® pointer. Instead of pressing Enter, click the left button. A pull-down menu appears. (Its exact form depends on the model.) Note: PC-Doctor menu does not mean the formal support device list. Some unsupported device names may appear in the PC-Doctor menu. Diagnostics Interactive Tests Run Normal Test Run Quick Test CPU/Coprocessor System Memory Systemboard Video Adapter Fixed Disks Diskette Drives Other Devices Communication Wireless LAN Hardware Info Utility Quit F1=Help PC-DOCTOR 2.0 Copyright 2008 PC-Doctor, Inc. All Rights Reserved. Use the cursor keys and ESC to move in menus. Press ENTER to select. The options on the test menu are as follows: Diagnostics Interactive Tests • Run Normal Test • Run Quick Test • CPU/Coprocessor • System Memory • Systemboard • Video Adapter • Fixed Disks • Diskette Drives • Other Devices • Communication • Wireless LAN • Keyboard • Video • Internal Speaker • Mouse • Diskette • System Load • Optical Drive Test • Intel WLAN Radio Test Notes: • In the Keyboard test in Interactive Tests, the Fn key should be held down for at least 2 seconds; otherwise, it cannot be sensed. 30 ThinkPad T420 and T420i Hardware Maintenance Manual

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To run the test, do as follows:
1. Turn off the computer.
2. Make sure that the optical drive that is supported as a startup device is installed to the computer.
3. Turn on the computer. If the computer cannot be powered on, go to “Power system checkout” on
page 37, and check the power sources.
If an error code appears, go to “Symptom-to-FRU index” on page 47.
4. When the ThinkPad logo comes up, immediately press F12 to enter the Boot Menu.
5. Insert the PC-Doctor CD into the optical drive.
6. Press cursor keys to select
ATAPI CDx
(x: 0, 1, ...) and then press Enter.
7. Follow the instructions on the screen.
8. The main panel of PC-Doctor appears.
9. Select
Diagnostics
with the arrow keys, and press Enter.
Note:
You can select an item not only with the arrow keys, but also with the TrackPoint
®
pointer.
Instead of pressing Enter, click the left button.
A pull-down menu appears. (Its exact form depends on the model.)
Note:
PC-Doctor menu does not mean the formal support device list. Some unsupported device names
may appear in the PC-Doctor menu.
Diagnostics
Run Normal Test
Run Quick Test
CPU/Coprocessor
Systemboard
System Memory
Video Adapter
Fixed Disks
Diskette Drives
Other Devices
Communication
Interactive Tests
Hardware Info
Utility
Quit
F1=Help
PC-DOCTOR 2.0
Copyright 2008 PC-Doctor, Inc.
All Rights Reserved.
Use the cursor keys and ESC to move in menus. Press ENTER to select.
Wireless LAN
The options on the test menu are as follows:
Diagnostics
Interactive Tests
•
Run Normal Test
•
Run Quick Test
•
CPU/Coprocessor
•
System Memory
•
Systemboard
•
Video Adapter
•
Fixed Disks
•
Diskette Drives
•
Other Devices
•
Communication
•
Wireless LAN
•
Keyboard
•
Video
•
Internal Speaker
•
Mouse
•
Diskette
•
System Load
•
Optical Drive Test
•
Intel WLAN Radio Test
Notes:
•
In the
Keyboard
test in
Interactive Tests
, the Fn key should be held down for at least 2 seconds; otherwise, it
cannot be sensed.
30
ThinkPad T420 and T420i Hardware Maintenance Manual