9.If no error occurs when you test the formatted diskette, suspect the diskette that the customer used when reporting the problem.

Fan Checkout

To check

the fan,

listen for the fan. If you

cannot

hear it

running

at

power-on,

replace

the fan. If you can

hear

it

running

but

not steadily, run

the diagnostic test

as follows:

1.Start Easy-Setup.

2.Click onTest .

3. PressCtrl +A

to enter the advanced diagnostic mode.

The ThinkPad

Connection windows appear.

4.Click onExit . The keyboard layout appears on the screen.

5.Click onExit again.

6. Click onSystem Board

then pressEnter

to run the

test.

 

 

Follow the instructions that appear on the screen. If the test detects a fan problem, replace it.

Keyboard or Auxiliary Input Device

Checkout

Remove any external keyboard before testing the built-in keyboard.

If the keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the DC/DC card.

If the keyboard cable connection is correct, check the DC/DC card.

If the tests do not detect a keyboard problem, run the

keyboard test by doing the following:

1.Go to the diagnostic menu byTest selectingthe Easy-Setup menu.

2.PressCtrl +A to enter to the advanced diagnostic mode.

The ThinkPad FRU Connections window appears. (If

Ctrl +A

does not work, triple-click on

the

icon

on the

right

bottom

corner of the basic

diagnostic

window.)

3.

Make

sure

that

the

keyboard

connection

is

 

Connected

;

then

pressEsc

to exit

the

screen.

 

A

layout of

the keyboard appears

on the screen.

4.Check that when each key is pressed, the key's position on the keyboard layout on the screen changes to a black square.

Note: When theFn key is pressed, a black square appears briefly.

5.

PressCtrl +Pause

to end

the test.

 

If

the

tests

detect a

keyboard

problem, do the following

one

at

a time:

 

 

 

 

 

 

 

ThinkPad

380Z 11

Page 13
Image 13
IBM 380Z manual Fan Checkout, Keyboard or Auxiliary Input Device Checkout, Click onSystem Board, Ctrl +A, PressCtrl +Pause