Product overview

FRU tests

The following table shows the test for each FRU.

FRU

Applicable test

 

 

 

System board

1.

Diagnostics -->CPU/Coprocessor

 

2.

Diagnostics -->Systemboard

 

3.

If the docking station or the port replicator is

 

 

attached to the ThinkPad computer, undock

 

 

it. Place the computer on a horizontal

 

 

surface, and run Diagnostics --> ThinkPad

 

 

Devices -->HDD Active Protection Test.

 

Note: Do not apply any physical shock to the

 

computer while the test is running.

 

 

Power

Diagnostics -->ThinkPad Devices -->AC

 

Adapter, Battery 1 (Battery 2)

 

 

 

LCD unit

1.

Diagnostics -->Video Adapter

 

2.

Interactive Tests -->Video

 

 

 

Modem, MDC

1.

Make sure the modem is set up correctly.

or BMDC

2.

Replace the modem jack and the modem

 

 

card in turn, and run the following test in

 

 

Diagnostics -->Communication:

 

 

a. Conexant Smart Modem Interrupt

 

 

b. Conexant Smart Modem Dialtone

 

 

 

Audio

1.

Interactive Tests -->Internal Speaker

 

2.

Diagnostics -->Other Devices -->Analog

 

 

Devices AC97 CODEC Test

 

 

Speaker

Interactive Tests -->Internal Speaker

 

 

 

PC Card slots

1.

Diagnostics -->Systemboard -->PCMCIA

 

2.

Insert a PC Card Wrap Plug into every PC

 

 

Card Slot, and run Diagnostics -->

 

 

Systemboard -->PCMCIA External Loop

 

 

 

Keyboard

1.

Diagnostics -->Systemboard -->

 

 

Keyboard

 

2.

Interactive Tests -->Keyboard

 

 

TrackPoint or

If the TrackPoint does not work, check the

pointing device

configuration in the ThinkPad Configuration

 

program. If the TrackPoint is disabled, select

 

Enable to enable it.

 

After you use the TrackPoint, the pointer may

 

drift on the screen for a short time. This drift

 

can occur when a slight, steady pressure is

 

applied to the TrackPointing Stick. This

 

symptom is not a hardware problem. If the

 

pointer stops after a short time, no service

 

action is necessary.

 

If enabling the TrackPoint does not correct the

 

problem, continue with the following:

 

v Interactive Tests -->Mouse

 

 

 

(continued)

ThinkPad X41 Tablet 51

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Lenovo MT 1869, MT 1867, MT 2506, MT 1866 manual FRU tests

MT 1869, MT 1866, MT 2506, MT 1867 specifications

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