Notes:

vIn the Keyboard test in Interactive tests, the Fn key is scanned only once. Because of this, each key should be held down for at least 2 seconds or it will not be sensed.

vThe sound card is not recognized in the Stereo Speaker in the Interactive Tests. To test it, use the audio device test in the Other Devices (Diagnostics).

vVideo Adapter test supports only the LCD display on ThinkPad. Before running PC-Doctor DOS, detach the external Monitor.

vTo test ZIP Drive or LS-120 Drive, each media is needed to be inserted before start testing.

vWireless LAN test is only for some models. Some model do not have them.

vTo test Digital Signature Chip, the chip must be enabled and initialized.

vWhen legacy Floppy Drives is Enabled in the BIOS Setup Utility, Diskette Drives test is activated even if no diskette drive is attached to the ThinkPad.

vThere are 5 kinds of modem test in Other Devices test menu. Please check first which modem device you want to test as belows.

Lucent Modem (M2) Loopback

Lucent Modem

Lucent Modem (M2)

 

Dialtone/DTMF

 

Lucent Soft Modem Loopback

Software Modem used in

 

Wireless Combo Card

Lucent Soft Modem Dialtone

 

Intel Modem Register

Intel combo / Xircom Depop

 

Combo Card

Intel Modem Loopback/DTMF

 

Intel SP Modem Register

Intel SP Combo Card

Intel SP Modem

 

Loopback/DTMF

 

3Com MiniPCI Modem Test

3Com Combo Card

3Com MiniPCI Dialtone Test

 

4.Run the applicable function test.

5.Follow the instructions on the screen. If there is a problem, PC-Doctor shows messages describing it.

6.To exit the test, select Quit-Exit Diag. To cancel the test, press Esc.

Note: After executing PC-Doctor, check the system time/date and reset them if needed.

34ThinkPad X20, X21, X22, X23, X24

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IBM X20, X23, X24, X22, X21 manual