Toshiba A40 manual Following message is displayed. Press Stop button

3 Tests and Diagnostics 3.6 Keyboard Test

Subtest 05 USB (Port 0, Port1) test

This subtest checks USB. The USB TEST Module (ZD0003P01) and USB Cable (ZD0003P02) must be connected to the computer.

The following message will appear. Select a port to test and press Enter.

Test port number select (1:Port0, 2:Port1, 0:Port0&1) ?

If the test ends successfully, OK is displayed. If there is a problem with the USB port, an error message appears. Check the wraparound connection and repeat the test.

Subtest 06 USB (Port 2, Port3) test

This subtest checks USB. The USB TEST Module (ZD0003P01) and USB Cable (ZD0003P02) must be connected to the computer.

The following message will appear. Select a port to test and press Enter.

Test port number select (1:Port2, 2:Port3, 0:Port2&3) ?

If the test ends successfully, OK is displayed. If there is a problem with the USB port, an error message appears. Check the wraparound connection and repeat the test.

Subtest 07 CD function key test

This subtest checks the [Play/Pause], [Stop], [rewind] and [forward] button.

1.The following message is displayed. Press Play/Pause button.

Press [play/pause] Button

2.The following message is displayed. Press Stop button.

Press [stop] Button

3.The following message is displayed. Press Rewind button.

Press [rewind] Button

4.The following message is displayed. Press Forward button.

Press [forward] Button

3-16 Satellite A40 Maintenance Manual (960-458)