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2.
When a prompt (A, B, C, etc.) appears on the screen, hit any of the
white keys on the keyboard (any character or the space bar). If the
character you hit appears on the screen, go to PROCEDURE 2.
3.
If the character does not appear, go to PROCEDURE 3.
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³ Toshiba Personal Computer MS-DOS Version 3.20/(RXXXXX) ³
³
³
(C) Copyright Toshiba Corporation 1983,1986
³
³
(C) Copyright Microsoft Corporation 1981,1986
³
³ Current date is XXX X-XX-19XX
³ Enter new date ( mm-dd-yy):___
³ Current time is X:XX:XX,XX
³ Enter new time:___
³
³ COMMAND Version 3.20
³ A> abcdefghijklmnopqrst...........
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FIGURE 2-10 Keyboard Input Check
Page 2-33
PROCEDURE 2
Keyboard Test Execution
1.
Insert the diagnostics disk into the FDD and load the test and
diagnostics programs. (Refer to PART 3.)
2.
Run the keyboard test which is indicated in the diagnostics test
menu.
3.
If an error is generated during the test, go to PROCEDURE 3.
4.
If no error is generated during the test, the keyboard is normal.
Page 2-34
PROCEDURE 3
Connector Check
1.
Turn the POWER switch off and disconnect the ac adapter from the DC
IN 12V jack.
2.
Remove the top cover assembly. (Refer to part 4.2)
3.
Lift the keyboard up and check that the keyboard cable is
connected securely to the system PCB. If it is connected
securely, go to PROCEDURE 4.
4.
If it is not connected securely, reconnect it.
FIGURE 2-11 Keyboard Connector Check
Page 2-35
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