Keyboard Test - Toshiba Satellite M640 Maintenance Manual

3 Tests and Diagnostics

3.9 Keyboard Test

The keyboard test checks the all keys function.
NOTE: The Num Lock and the Overlay mode must be off to execute the keyboard test.
Before keyboard test starts, the keyboard matrix code should be chosen as below display:
1. S (US, for America)
2. K (UK, for Europe)
When you execute this test, the keyboard layout is drawn on the display. When any key is
pressed, the corresponding key on the screen changes to black as shown below.
It will indicate whether the sub test is passed or failed after the question.
Satellite/Satellite Pro M600/M640/M645/M647 Series, Dynabook TX/AX Series
US Keyboard
UK keyboard
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