Toshiba Tecra 730CDT, Maintenance Manual

Page: 69 / 230

730CDT 3-11
3.6 Keyboard Test
To execute the Keyboard Test, select 3 from the DIAGNOSTIC TEST menu, press Enter
and follow the directions as they are displayed on the screen. The Keyboard test contains
four subtests that test the computer’s keyboard, PS/2 mouse, and AccuPoint actions. Move
the highlight bar to the subtest you want to execute and press
Enter .
Subtest 01 Pressed key display (82/84)
NOTE: The
Num Lock
and the
Overlay
mode must be OFF to execute this
subtest.
When you execute this subtest, the keyboard layout is drawn on the display as
shown below. When any key is pressed, the corresponding key on the screen
changes to an “
* ” character. Holding a key down enables the auto-repeat
function which causes the key’s display character to blink.
[[[ Press Key Display ]]]
If test OK, Press [Del] [Enter] Key
Subtest 02 Pressed key code display
When a key is pressed, the scan code, character code, and key top name are
displayed on the screen in the format shown below.
The Ins , Caps Lock , Num Lock , Scroll Lock , Alt , Ctrl , Left Shift , and
Right Shift keys are displayed in reverse video when pressed. The scan
codes, character codes, and key top names are listed in Appendix D.