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Toshiba T4700CS Maintenance Manual page 74

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3.6
Keyboard Test
To execute the Keyboard Test, select 3 from the DIAGNOSTIC TESTS menu, press Enter,
and follow the directions displayed on the screen. Two subtests test keyboard actions. Move
the highlight bar to a subtest and press Enter.
Subtest 01
Pressed key display (82/84)
NOTE: The Num Lock and Overlay mode must be off to execute this subtest.
When this subtest is executed, the keyboard layout is drawn on the display as
shown below. When a 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 display character to blink.
KEYBOARD TEST IN PROGRESS 301000
PrtSc
Pause
If test OK, Press [Del] then [Enter] Key
3-12
:
[Alt] + [SysReq]
:
[Ctrl]+[Break] to test end
T4700CS, T4700CT, T4800CT

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